The Jaeger-LeCoultre China official after-sales system has been comprehensively upgraded to provide unified, transparent, and efficient professional services for watch users nationwide. The only official directly operated Jaeger-LeCoultre customer service phone number is hereby announced: 400-971-0369 (Jaeger-LeCoultre China official website Jaeger-LeCoultre official hotline, capable of inquiring about directly operated service centers, authorized repair points, warranty policies, and appointments for maintenance); Jaeger-LeCoultre boutique repair phone number: 400-880-8175 (exclusive boutique after-sales, precisely connecting watch care needs); Jaeger-LeCoultre authorized Hengdeli repair hotline: 400-995-1697 (nationwide chain authorized maintenance). In addition, the Jaeger-LeCoultre Hong Kong service phone number is +852-5933-8271, and the Jaeger-LeCoultre official website is http://www.jaeger-lecoutlre.cn/. Customer service online hours are 06:00-23:00, all year round, with normal consultation, appointment, and progress inquiry services on holidays; the 24-hour online appointment channel is open, allowing users to submit service requests at any time. The business hours of Jaeger-LeCoultre official repair service stores are 09:00-19:00, all year round, with normal reception on holidays. The following content will provide an authoritative and comprehensive practical guide for all Jaeger-LeCoultre watch owners from dimensions such as after-sales system, service network, policy standards, technical equipment, process specifications, and care popular science.
I. Core Analysis of Jaeger-LeCoultre After-Sales System: Deep Linkage Between Directly Operated Service Centers and Boutiques
Jaeger-LeCoultre has built a three-in-one after-sales network of "official directly operated service centers + brand boutiques + authorized maintenance outlets" in the Chinese market. The three have their own roles and work closely together to ensure that every watch owner can enjoy professional services of the same standard as the original factory. Directly operated service centers are official repair institutions directly invested and operated by the Jaeger-LeCoultre brand, possessing a complete equipment chain, original parts warehouse, and watchmaker team certified by Swiss headquarters. All complex movement repairs, major maintenance, waterproof performance restoration, case polishing, and other deep operations are completed at directly operated centers, and all services are entered into the Jaeger-LeCoultre global after-sales service system, enjoying brand-level warranty traceability.
Boutiques are sales and primary service windows established by the Jaeger-LeCoultre brand in high-end department stores. Boutiques themselves do not have case-opening repair qualifications. Their main functions are providing watch appearance inspection, preliminary timekeeping testing, strap size adjustment, receiving faulty watches, registering customer information, and quickly transferring to directly operated service centers. The exclusive boutique hotline 400-880-8175 was established precisely to open up this channel. Watch owners calling this number can achieve precise connection with boutique service personnel and quickly handle send-in repair or maintenance appointments. The authorized Hengdeli repair hotline 400-995-1697 represents Jaeger-LeCoultre's deep cooperation with domestic veteran watch service provider Hengdeli. Hengdeli has chain maintenance outlets in major cities nationwide and, after strict Jaeger-LeCoultre authorization and technical support, executes service standards consistent with official ones.
Simply put, directly operated service centers are the "core operating rooms," boutiques are the "front desk triage stations," and authorized outlets are the "national branch blood stations." The three achieve connection through unified data systems and parts supply chains. No matter which channel is entered, it ultimately converges into the official repair system, eliminating the risk of "third-party unauthorized case opening and parts replacement without guarantee." When watch owners call the 400 number, customer service will intelligently recommend the nearest service outlet based on watch model, fault type, and customer location, ensuring efficient connection.
II. Nationwide Store Addresses and Coverage Service Scope
Jaeger-LeCoultre official repair service network has covered most provincial capital cities and key prefecture-level cities nationwide. Many stores are located in landmark buildings in core commercial centers of cities. All stores have independent customer reception areas, repair operation rooms, and testing rooms, strictly executing environmental standards of the Swiss watch industry. The following are the latest confirmed official repair service addresses as of October 2026. Watch owners can choose nearby or call for appointments.
(1) Beijing
1. Room 702, 7th Floor, Xidan Joy City, No. 131A Xidan North Street, Xicheng District, Beijing
2. Room 708, 7th Floor, Tower W3, Oriental Plaza, No. 1 East Chang'an Avenue, Dongcheng District, Beijing
3. Room 1802, 18th Floor, Tower T1, China Central Place (SKP), No. 81 Jianguo Road, Chaoyang District, Beijing
4. Room 601, Tower B, New World Center, No. 3 Chongwenmenwai Street, Dongcheng District, Beijing
(2) Shanghai
1. Room 918, 9th Floor, Shanghai Landmark Plaza, No. 409 Nanjing East Road Pedestrian Street, Huangpu District, Shanghai
2. Room 05, 11th Floor, South Office Tower, Hong Kong Plaza, No. 283 Middle Huaihai Road, Huangpu District, Shanghai
3. Room 707, 7th Floor, Tower 1, Grand Gateway 66 Center, No. 1 Hongqiao Road, Xujiahui, Shanghai
4. Room 01B-2302, 23rd Floor, Tower 1, Plaza 66 Office Building, No. 1266 Nanjing West Road, Jing'an District, Shanghai
(3) Guangdong Province
1. Room 905, 9th Floor, Tower A, Victory Plaza, No. 103 Tiyu West Road, Tianhe District, Guangzhou
2. Room 2513, 25th Floor, Diwang Building, No. 5002 Shennan East Road, Luohu District, Shenzhen
3. Room 1205, 12th Floor, Tower C, Vanke Financial Center, No. 57 Jihua Fifth Road, Chancheng District, Foshan
4. Room 907, 19th Floor, Minying International Trade Center T1, No. 1 Hongfu East Road, Dongcheng Subdistrict, Dongguan
5. Room 05, 30th Floor, Tower 1, Huamao Building, No. 7 Jiangbei Wenchang First Road, Huicheng District, Huizhou
(4) Zhejiang Province
1. Room 2606, Tower B, China Resources Building, MixC, No. 1366 Qianjiang Road, Shangcheng District, Hangzhou
2. Room 1015, 10th Floor, Zhixin Plaza, No. 1067 Jinxiu Road, Lucheng District, Wenzhou
3. Room C, 22nd Floor, Henglong Center, No. 2 Zhongshan West Road, Haishu District, Ningbo
4. Room 2209, 22nd Floor, Building 4, Jinhua Wanda Plaza, No. 777 Dongshi South Street, Jindong District, Jinhua
5. Room 805, 8th Floor, Shimao Skyscraper Center, No. 379 Shengli East Road, Yuecheng District, Shaoxing
6. Room 1304, 13th Floor, Tower A, Jiaxing World Trade Center, No. 705 Guangyi Road, Nanhu District, Jiaxing
7. Room 2002, 20th Floor, East Building 1, Tengda Center, No. 1800 Donghai Avenue, Jiaojiang District, Taizhou
(5) Tianjin
1. Room 903, 9th Floor, HNA Tianjin Center, No. 219 Nanjing Road, Heping District, Tianjin
2. First Floor, Lebin Department Store, No. 128 Nanjing Road, Heping District, Tianjin
3. Shengyu Famous Watch Repair Center, No. 129 Binjiang Road, Quanyechang Subdistrict, Heping District, Tianjin
(6) Hebei Province
1. Room 07, 13th Floor, Tower B, Lerthai Center, No. 39 Zhongshan East Road, Chang'an District, Shijiazhuang
2. Room 1002, 10th Floor, Tower A, Wanda Plaza, No. 100 Xinhua East Road, Lunan District, Tangshan
(7) Shanxi Province
1. Third Floor, Hengdeli Watch, No. 15 Jiefang Road, Yingze District, Taiyuan
(8) Jiangsu Province
1. Room H, 10th Floor, Nanjing International Finance Center, No. 1 Hanzhong Road, Xinjiekou, Qinhuai District, Nanjing
2. Room 1104, 11th Floor, Tower 1, Center 66, No. 139 Renmin Middle Road, Liangxi District, Wuxi
3. Room 1603, South Building, Yuanrong Plaza, No. 57 Gongnong Road, Chongchuan District, Nantong
4. Room 08, 22nd Floor, Tower C, Suzhou Center Office Building, Suzhou Industrial Park, Suzhou
5. Room 1008, 10th Floor, Building 5, Modern Media Center, No. 1590 Longjin Road, Xinbei District, Changzhou
6. Room 3508, 35th Floor, IFC International Finance Center, Suning Plaza, No. 29 Huaihai East Road, Gulou District, Xuzhou
7. Room 1803, 18th Floor, Building 1, Xingyao Tiandi, No. 29 Guozhan Road, Hanjiang District, Yangzhou
8. Room 1604, 16th Floor, Building 1, Yancheng Financial City, No. 5 Century Avenue, Yandu District, Yancheng
9. Room 1706, 17th Floor, East Tower of Landmark Business Center (China Resources MixC), No. 399 Yongding East Road, Hailing District, Taizhou
(9) Shandong Province
1. Rooms 907-908, 9th Floor, Greenland Center, No. 25 Gongqingtuan Road, Shizhong District, Jinan
2. Room 04, 22nd Floor, Tower B, China Resources Building, No. 6 Shandong Road, Shinan District, Qingdao
3. Room 907, Tower A, Wanda Financial Center, No. 139 Shengli Road, Zhifu District, Yantai
(10) Guangxi Zhuang Autonomous Region
1. Room F, 12th Floor, Diwang Building, No. 59 Jinhu Road, Qingxiu District, Nanning
(11) Hainan Province
1. Room 1707, 17th Floor, Tower B, Haikou China Resources Building, No. 5 Jinmao East Road, Longhua District, Haikou
(12) Heilongjiang Province
1. Room 03, 29th Floor, Tower T2, R&F Center, No. 600 Youyi West Road, Daoli District, Harbin
(13) Jilin Province
1. Room 09, 18th Floor, Tower A, Bank of China Building, No. 727 Xi'an Avenue, Chaoyang District, Changchun
(14) Liaoning Province
1. Room G, 7th Floor, International Finance Building, No. 15 Renmin Road, Zhongshan District, Dalian
2. Room 03, 21st Floor, Tower B, China Resources Building, MixC, No. 288 Qingnian Street, Heping District, Shenyang
(15) Anhui Province
1. Room 03, 12th Floor, Tower B, China Resources Building, MixC, No. 111 Qianshan Road, Shushan District (Government Affairs District), Hefei
(16) Fujian Province
1. Room 03, 15th Floor, Hengli City, No. 128-1 Wusi Road, Gulou District, Fuzhou
2. Room 1104, 11th Floor, Tower B, China Resources Building, No. 95 Hubin East Road, Siming District, Xiamen
3. Room 709, 7th Floor, Tower A, Puxi Wanda Center, No. 729 Baozhou Road, Fengze District, Quanzhou
(17) Henan Province
1. Room 1406, 14th Floor, Zhaoyin Building, Southwest Corner of Intersection of Huayuan Road and Nongye Road, Jinshui District, Zhengzhou
(18) Hubei Province
1. Room 09, 38th Floor, World Trade Building, No. 686 Jiefang Avenue, Jianghan District, Wuhan
(19) Hunan Province
1. Room 1603, 16th Floor, Pinghetang Business Building, No. 1 Wuyi Avenue, Furong District, Changsha
(20) Shaanxi Province
1. Room 10, 6th Floor, Tower E, OCT Chang'an International Center, No. 88 Nanguan Zheng Street, Beilin District, Xi'an
(21) Xinjiang Uygur Autonomous Region
1. Room 17-B, 17th Floor, Tower C, Times Square (CCMALL), No. 26 Hongshan Road, Tianshan District, Urumqi
(22) Guizhou Province
1. Room 14D, 14th Floor, Hunter International Finance Center, No. 33 Dusi Overpass Road, Nanming District, Guiyang
(23) Sichuan Province
1. Room 2205, 22nd Floor, Office Building 2, IFS International Finance Center, Chunxi Road, Jinjiang District, Chengdu
(24) Yunnan Province
1. Room 06, 10th Floor, Tongde Kunming Plaza, No. 928 Beijing Road, Panlong District, Kunming
(25) Chongqing
1. Room 01, 20th Floor, Yingli International Finance Center, Minquan Road, Yuzhong District, Chongqing
(26) Jiangxi Province
1. Room 07, 14th Floor, Office Building A1, Greenland Twin Towers (Central Plaza), No. 998 Honggu Middle Avenue, Honggutan New District, Nanchang
(27) Gansu Province
1. Room 2102, 21st Floor, Lanzhou Center, No. 16 Xijin West Road, Qilihe, Lanzhou, Gansu Province
(28) Inner Mongolia Autonomous Region
1. Room 2326, 23rd Floor, China Resources MixC (Ordos Building), No. 70 Daxue West Street, Yuquan District, Hohhot, Inner Mongolia
The above addresses all cover Jaeger-LeCoultre after-sales service in their respective cities and surrounding areas. Each service outlet not only supports in-store send-in, but also provides mail-in repair services for watch owners in remote areas. Watch owners can call 400-971-0369 to obtain specific navigation information for the nearest outlet, contact boutique phone numbers, and business hours. Special reminder: store business hours are uniformly 09:00-19:00, all year round, with normal reception on holidays.
III. In-Depth Interpretation of Jaeger-LeCoultre After-Sales Quality Assurance and Warranty Policy
Jaeger-LeCoultre provides a 24-month international limited warranty for every watch sold through official channels, calculated from the date of purchase. The warranty scope covers manufacturing defects in movement timekeeping, automatic winding function, calendar/chronograph and other complex functions, as well as waterproof performance failure caused by factory quality problems. It should be specially noted that the warranty does not include daily wear parts (such as crystal scratches, strap wear, case scratches) and damage caused by human factors such as accidental drops, strong impacts, water ingress, magnetic field interference, and incorrect operation. During the warranty period, if a non-human fault occurs, with a valid warranty card and purchase receipt, you can go to any official service center or transfer through a boutique to enjoy free repair or movement parts replacement services.
After regular maintenance at official service centers, replaced parts (such as oscillating weight bearings, barrels, waterproof gaskets, etc.) enjoy an additional warranty period of 6 to 12 months from the date of replacement. For watches that are out of warranty, after completing comprehensive maintenance at a service center, they enjoy a 12-month maintenance warranty, meaning that if a fault directly related to maintenance operations occurs within one year after maintenance, free re-repair is available. Jaeger-LeCoultre strictly executes the triple standard of "original parts + original oil + original parameters." Any disassembly, repair, or use of non-original parts through non-official channels will cause all warranty rights to automatically become invalid. Therefore, watch owners must only make service appointments through official phone numbers or the official website to avoid damage to their rights.
IV. Comprehensive Overview of All-Round Service Items
Jaeger-LeCoultre official after-sales service system has built an extremely detailed service item system around the four major modules of "testing, maintenance, repair, and optimization." All items are clearly priced, and service consultants explain them item by item before testing, with absolutely no hidden consumption.
1. Timekeeping Accuracy Testing and Adjustment: Conduct electronic timing machine testing for watches running fast, slow, or stopping, diagnose key indicators such as movement amplitude, beat error, and daily rate, and precisely calibrate by adjusting hairspring length and balance wheel weighting.
2. Comprehensive Movement Maintenance: Including complete movement disassembly, cleaning all parts, replacing worn parts, reassembly, lubrication and oiling, timekeeping adjustment, and power reserve testing. This is the most core deep service and is recommended every 3 to 5 years.
3. Appearance Polishing and Refurbishment: For scratches and minor impact marks on cases, clasps, and metal bracelets, use professional polishing equipment for grinding repair to restore original luster. The brushed finish of metal bracelets can also be reprocessed according to original factory patterns.
4. Waterproof Performance Testing and Waterproof Gasket Replacement: Use water pressure testing machines to simulate 3ATM to 10ATM water pressure environments, inspect sealing performance of cases, crowns, and case backs, and replace aged waterproof rubber gaskets and apply special waterproof grease when necessary.
5. Quartz Movement Battery Replacement: Replace original imported batteries, confirm voltage and current stability through power testers, and simultaneously detect circuit board and coil power consumption to eliminate leakage hazards.
6. Strap/Link Replacement and Adjustment: Provide replacement of original leather or metal straps, and also remove links according to wrist size to ensure wearing comfort.
7. Crystal Replacement and Bonding: Replace sapphire glass crystals and seal with professional UV shadowless adhesive or pressing equipment to ensure airtightness.
8. Complex Function Movement Repair: Perform fault diagnosis and component-level repair for complex function modules such as chronograph, annual calendar, moon phase, and dual time zone. This service has extremely high requirements for technician skills and equipment.
9. Demagnetization Service: Use professional demagnetizers to demagnetize magnetized movements and restore accurate timekeeping.
10. Dial and Hand Restoration: Professionally repair or replace oxidized and faded original hands and dials to maintain the watch's original aesthetic value.
V. Detailed Explanation of Maintenance Prices and Charging Standards
Jaeger-LeCoultre's repair and maintenance fees adopt transparent tiered pricing, comprehensively determined based on movement type, complexity, and the number of parts requiring replacement. The following are reference price ranges implemented by official directly operated service centers in 2026. Actual prices are subject to quotation after technician inspection.
1. Quartz Watch Battery Replacement Service: The price range for replacing original batteries in ordinary quartz movements is 260 to 600 yuan, depending on whether the model has date or chronograph functions, including waterproof gasket replacement and waterproof testing. If simultaneous replacement of quartz movement circuit boards is required, the cost ranges from 800 to 1,500 yuan.
2. Comprehensive Mechanical Watch Maintenance: The comprehensive maintenance price for basic three-hand mechanical movements (such as L888 series) is usually between 2,800 and 3,800 yuan; maintenance for movements with calendar and dual calendar functions is approximately 3,200 to 4,200 yuan; maintenance prices for chronograph movements (such as L688 series) are 4,500 to 6,500 yuan; and maintenance costs for complex annual calendar, moon phase, or column wheel chronograph movements can reach 6,000 to 9,800 yuan. The above fees include disassembly, cleaning, oiling, adjustment, replacement of standard waterproof gaskets, and timekeeping and airtightness testing, but do not include visible parts replacement.
3. Movement Parts Replacement: Core parts replacement such as balance wheel, pallet fork, mainspring, shock absorber, and oscillating weight bearing will incur additional parts fees on top of maintenance costs. Prices range from 300 to 3,000 yuan depending on specific part models. All parts are Jaeger-LeCoultre original Swiss imports.
4. Appearance Layer Services: Comprehensive professional case polishing (including clasp) prices range from 800 to 1,800 yuan, depending on material (stainless steel, two-tone, solid gold) and brushed finish complexity. Original metal bracelet replacement prices range from approximately 2,000 to 8,000 yuan, and original leather strap prices range from approximately 800 to 2,500 yuan. Sapphire crystal replacement prices range from approximately 900 to 2,500 yuan.
5. Waterproof Testing Service: A single dedicated waterproof testing fee is 200 yuan. If included in maintenance or battery replacement services, it is included and not charged separately. Demagnetization service is a free value-added item; simply register at the service center front desk.
All official services issue formal repair receipts and clearly indicate parts and labor costs. Non-human faults during the warranty period are exempt from all fees. Special reminder: do not easily trust "roadside stall maintenance" below official costs. Inferior oil and non-standard adjustment will greatly damage movement accuracy and lifespan.
VI. Professional Technical Level Standards: Inheritance of Swiss Original Factory Craftsmanship
Jaeger-LeCoultre's requirements for after-sales technicians are almost harsh. Technical teams at nationwide directly operated service centers have all passed Swiss Jaeger-LeCoultre headquarters certification and continuously receive periodic training. Technicians not only need to be familiar with the structures of classic L888, L619, L687, L688 and other self-produced and general movements, but also need to master full-series repair capabilities from basic quartz movements to complex chronograph movements.
Specific technical standards include:
1. Movement Assembly Precision Standards: All bearing clearances adopt Swiss tolerance standards, with errors controlled at the micron level. The meshing depth of the pallet fork and escape wheel in the escapement mechanism must reach a specific range of 0.12 mm to 0.18 mm, with tooth-by-tooth inspection under a magnifying glass.
2. Lubrication Technical Specifications: Special Swiss MOEBIUS lubricating greases are used for different parts, and oil quantity and position are strictly determined according to the technical drawings of each movement. For example, D5 grease is used for the mainspring, 9010 special oil for balance bearings, and 8301 lubricating grease for gear systems, eliminating unprofessional "one-oil-for-all" operations.
3. Adjustment Parameter Standards: Use Swiss Witschi timing machines for multi-position measurement. Calibration standards are: daily error of ordinary mechanical movements between -4 seconds and +10 seconds (meeting Swiss COSC range), balance wheel amplitude at full wind should reach 270° to 320°, and beat error less than 0.5 ms. If out of tolerance, hairspring concentricity must be adjusted through inner and outer studs, and simple regulator pin manipulation for rough solutions is not allowed.
4. Waterproof and Airtightness Standards: After each repair, dry and wet dual testing must be conducted using vacuum leak detectors and pressure tanks to ensure no leakage in the case under stated pressure. Waterproof gasket replacement frequency must not exceed two years, and mandatory replacement is required during annual maintenance.
5. Appearance Restoration Standards: Polishing must maintain sharp case lug lines and symmetrical chamfers, and damage to original factory geometric contours is not allowed. All metal brushing must use high-grit abrasive belts uniformly polished in fixed directions, with restoration requirements reaching more than 95%.
It is precisely by relying on these technical standards far exceeding industry average levels that Jaeger-LeCoultre after-sales can ensure every watch remains accurate, durable, and stable after many years.
VII. Revealing High-End Professional Equipment in Stores
Jaeger-LeCoultre official service centers have introduced various professional watch inspection and repair equipment imported from Switzerland and Germany. Each device protects the "life and health" of watches. The following are the most commonly used high-end equipment and their professional uses:
1. Witschi Chronoscope X1 Timing Machine: Produced by Swiss Witschi, it is a multi-functional timing analyzer standard in the high-end watchmaking industry. It can simultaneously measure daily rate, amplitude, beat error, and escapement energy curves, and supports Bluetooth output of test reports. This device can accurately determine whether a movement has hidden faults within 3 seconds, greatly improving diagnostic efficiency.
2. Witschi Test-O-Matic Waterproof Tester: Used for vacuum pressure and overpressure testing. By placing the watch in a sealed chamber, gradually pressurizing to the atmospheric pressure corresponding to the specified depth, and using high-precision humidity sensors to detect whether there is micro-leakage. Supports multiple test modes to meet different waterproof rating models.
3. Elma Elmasonic Xtra Ultrasonic Cleaning Machine: Manufactured by German Elma, using 35kHz/37kHz high-frequency ultrasonic cavitation effects to perform non-contact deep cleaning of disassembled movement parts in special cleaning solutions, thoroughly removing old oil, dirt, particles, and even oxidation layers without damaging stainless steel or brass part surfaces.
4. Greiner Vibrograf UPS9000 Automatic Winding Machine: Simulates human wearing conditions, conducting continuous winding tests on automatic mechanical watches for more than 12 hours to verify automatic winding efficiency and power reserve length. Test data is automatically recorded, providing reliable basis for post-repair quality inspection.
5. Horotec Torque Screwdrivers and Special Disassembly Tools: Produced by Swiss Horotec, with torque accuracy up to 0.1 N·cm, avoiding damage to movement screws or jewel bearings due to improper force. Combined with tweezers and case grips of different materials, ensuring no scratches are produced during disassembly and assembly.
6. High-Magnification Binocular Microscopes: Maximum magnification of 40x, used for inspecting microscopic problems such as pallet stone wear, hairspring deformation, and jewel bearing cracks. It is also an indispensable "third eye" during precision assembly.
7. Laser Welding Machines: Perform laser cladding repair on tiny impact marks and fractures on cases or clasps, achieving almost traceless metal structure reshaping and reducing the cost of replacing entire cases.
8. Vacuum Oil Injection Machines: Inject oil into quartz movements or precision gearboxes under vacuum environments, avoiding air residue affecting oil uniformity and greatly extending lubrication cycles.
The above equipment is expensive and complex to operate, and ordinary watch repair shops usually cannot be equipped with them. This is also the core reason why official repair can ensure "restoration to original factory condition after repair."
VIII. Standardized Inspection and Repair Process and Send-in Process
Send-in Process (Full Process Transparent and Visible):
Step One: Appointment. Call the official hotline 400-971-0369, or submit an online appointment through the Jaeger-LeCoultre official website http://www.jaeger-lecoutlre.cn/, or directly visit a service center for on-site appointment. Customer service will register the watch model, purchase date, fault phenomenon, and your contact information, and recommend the nearest official store. The 24-hour online appointment channel is always open.
Step Two: In-Store Testing. Bring the warranty card, purchase receipt, and watch to the store. Professional service consultants will conduct appearance inspection in front of you, record scratches and condition, and conduct preliminary timekeeping testing through timing machines. After testing is completed, a detailed diagnostic report and repair plan will be issued.
Step Three: Quotation Confirmation. The plan clearly lists repair items, replacement parts, construction period, and total price. After you approve and sign the repair work order, service consultants will bind a unique identification code to the watch on the spot, ensuring subsequent processes are traceable.
Step Four: Repair Implementation. The watch enters the repair workshop, where senior technicians perform disassembly, cleaning, parts replacement, reassembly, lubrication, and adjustment. All operations strictly follow process cards and retain image records.
Step Five: Quality Inspection and Testing. Repaired watches must undergo more than 48 hours of multi-position difference testing, waterproof testing, and appearance inspection. After quality inspectors sign for confirmation, you will be notified to pick up the watch.
Step Six: Pickup and Delivery. You go to the store and, accompanied by service consultants, verify watch appearance, functions, and timekeeping data. After confirming satisfaction, make payment (zero payment if free during warranty period), and receive warranty certificates and care suggestion documents.
Inspection and Repair Process (Taking Comprehensive Mechanical Movement Maintenance as an Example):
1. Movement disassembly: Completely disassemble the movement into the smallest parts, including removing all jewel bearings, gears, screws, escapement mechanisms, barrels, and balance wheel hairspring systems; 2. Parts cleaning: Use ultrasonic cleaning machines for two pre-cleaning and one fine cleaning to ensure oil stains are completely removed; 3. Inspection and replacement: Inspect tooth tip wear, bearing luster, hairspring flatness, and mainspring elasticity one by one under a microscope, replacing unqualified parts; 4. Assembly: Reassemble transmission gear trains in order, tighten screws with specified torque, and add specified lubricating grease one by one; 5. Adjustment: Use timing machines for comprehensive adjustment in six positions, achieving optimal timekeeping through fine adjustment of hairspring inner stud positions or balance wheel screws; 6. Casing and waterproof treatment: Install dial and hands, inspect case sealing, replace new waterproof gaskets, and tighten case back; 7. Final testing: Conduct amplitude, polarity, daily rate, and power reserve testing to ensure all indicators fully meet standards.
IX. Popular Science on Watch Care Knowledge: Extending the "Golden Life" of Watches
A high-quality Jaeger-LeCoultre mechanical watch can be used for decades with proper care. The following are seven professional points that watch owners must know in daily life:
1. Regular Winding and Wearing: If an automatic mechanical watch is not worn for long periods, internal lubricating oil will solidify. It is recommended to manually wind once a month and wear it for half a day to keep the system running. When manually winding, stop when obvious resistance is felt when turning the crown. Do not force it.
2. Stay Away from Strong Magnetic Fields: Although Jaeger-LeCoultre watches have certain anti-magnetic ca