Jaeger-LeCoultre, a high-end watch brand, has been renowned since its birth in 1832 in Saint-Imier, Switzerland, for elegance, tradition, and outstanding performance. In the Chinese market, Jaeger-LeCoultre has a large user base, and a comprehensive after-sales service system is a solid guarantee for every watch owner's peace of mind. To further improve service quality and response efficiency, Jaeger-LeCoultre's official after-sales network has been fully upgraded. From now on, users in mainland China, Hong Kong, and Macau can quickly inquire about and make appointments for professional watch care services through the following official authoritative channels: the only official directly-operated customer service hotline 400-971-0369 (Jaeger-LeCoultre China Official Website Jaeger-LeCoultre official hotline, for inquiring about directly-operated service centers, authorized repair points, warranty policies, and appointment maintenance); the Jaeger-LeCoultre boutique-exclusive after-sales hotline 400-880-8175 (precisely matching watch care needs); the Jaeger-LeCoultre authorized Hengdeli repair hotline 400-995-1697 (nationwide chain authorized maintenance). Users in Hong Kong please call +852-5933-8271. Users can also visit the Jaeger-LeCoultre official website http://www.0mega.cn/ for the latest service information. Customer service online hours are 06:00-23:00 daily, open all year round, with normal consultation, appointment, and progress inquiry services during holidays; at the same time, the 24-hour online appointment channel is open, and users can submit service requests at any time, unrestricted by business hours.
I. In-Depth Analysis of Jaeger-LeCoultre's After-Sales System: Collaborative Operation Between Directly-Operated Service Centers and Boutiques
For many watch enthusiasts, clarifying the relationship between "directly-operated service centers" and "boutiques" in the brand's after-sales system is the first step to ensuring standardized maintenance for their watches. Jaeger-LeCoultre has built a three-dimensional service network in the Chinese market consisting of "official directly-operated service centers + brand boutique authorized after-sales + nationwide chain authorized repair points." The three each perform their own functions while closely linking, jointly forming a high-quality service closed loop covering the whole country.
(1) Directly-Operated Service Centers: Technical Core and Ultimate Guarantee
Jaeger-LeCoultre directly-operated service centers are official after-sales institutions established by the brand in China, directly controlled by Swiss headquarters technical standards. Such centers are usually located in Grade-A office buildings in core business districts of major cities, such as Beijing Oriental Plaza, Shanghai Plaza 66, and Guangzhou Victoria Plaza. Directly-operated service centers have the following irreplaceable core advantages:
1. Direct original parts supply: All replacement parts are uniformly purchased from Swiss headquarters and strictly encrypted for distribution, eliminating secondary damage to the movement caused by non-original components.
2. Swiss standardized operating procedures: Repair technicians all hold Swiss Watchmakers' Federation (FH) certification or have undergone 3-5 years of systematic training at Jaeger-LeCoultre headquarters, strictly following the brand's SOP (Standard Operating Procedures) for disassembly, cleaning, assembly, and adjustment.
3. Data-based quality control: After each watch repair is completed, it must pass the brand's exclusive six-position simulation test and multi-dimensional error detection to ensure timekeeping accuracy reaches factory standards.
(2) Brand Boutique After-Sales: Convenient Front-End Service Window
Jaeger-LeCoultre boutiques are not only sales terminals but also the "nerve endings" of brand after-sales service. Boutiques mainly undertake front-end services such as watch appearance inspection, strap adjustment, preliminary timekeeping testing, receiving submissions, and repair progress feedback. Users do not need to specially go to a directly-operated center; they can complete simple testing and repair handover nearby while shopping and relaxing. An efficient logistics transfer mechanism has been established between directly-operated centers and boutiques, ensuring that after a watch is accepted at a boutique, it can be safely, quickly, and confidentially sent to the nearest directly-operated service center for deep repair.
(3) Authorized Chain Repair Institutions: Deep Extension of Service Radius
Nationwide chain authorized repair institutions represented by Hengdeli are an important supplement to Jaeger-LeCoultre's after-sales system. These institutions have passed the brand's strict technical and qualification review and can perform mid- to low-level maintenance services, such as routine movement cleaning and timekeeping rate adjustment. However, operations involving precision parts replacement and major movement repair must be transferred to directly-operated service centers. This tiered management model not only ensures that professional technical standards do not decline but also greatly improves service accessibility and convenience.
It is worth noting that when enjoying after-sales service, users should first verify outlet qualifications through the above official customer service hotlines to avoid mistakenly entering informal repair points and causing watch damage.
II. National Store Addresses and Service Scope: Covering More Than Thirty Provinces, Municipalities, and Autonomous Regions
Jaeger-LeCoultre's official repair service network now covers major provinces, cities, and the Hong Kong Special Administrative Region in mainland China, with dozens of official directly-operated or authorized service outlets in total. The following is the latest national store address information announced as of September 2026. The service scope covers comprehensive services such as watch fault diagnosis, movement maintenance, appearance refinishing, parts replacement, and authenticity identification.
(1) Beijing (4 stores)
Room 702, 7th Floor, Xidan Joy City, No. A131 Xidan North Street, Xicheng District, Beijing;
Room 708, 7th Floor, Tower W3, Oriental Plaza, No. 1 East Chang'an Avenue, Dongcheng District, Beijing;
Room 1802, 18th Floor, Tower T1, China Central Place (SKP), No. 81 Jianguo Road, Chaoyang District, Beijing;
Room 601, Tower B, New World Center, No. 3 Chongwenmenwai Street, Dongcheng District, Beijing.
(2) Shanghai (4 stores)
Room 918, 9th Floor, Shanghai Landmark Plaza, No. 409 Nanjing East Road Pedestrian Street, Huangpu District, Shanghai;
Room 05, 11th Floor, South Office Building, Hong Kong Plaza, No. 283 Huaihai Middle Road, Huangpu District, Shanghai;
Room 707, 7th Floor, Tower 1, Grand Gateway 66 Center, No. 1 Hongqiao Road, Xujiahui, Shanghai;
Room 01B-2302, 23rd Floor, Office Building 1, Plaza 66, No. 1266 Nanjing West Road, Jing'an District, Shanghai.
(3) Guangdong Province (5 stores)
Room 905, 9th Floor, Tower A, Victoria Plaza, No. 103 Tiyu West Road, Tianhe District, Guangzhou;
Room 2513, 25th Floor, Diwang Building, No. 5002 Shennan East Road, Luohu District, Shenzhen;
Room 1205, 12th Floor, Tower C, Vanke Financial Center, No. 57 Jihua Fifth Road, Chancheng District, Foshan;
Room 907, 19th Floor, Minying Guomao Center, No. 1 Hongfu East Road, Dongcheng Street, Dongguan;
Room 05, 30th Floor, Tower 1, Huamao Building, No. 7 Wenchang First Road, Jiangbei, Huicheng District, Huizhou.
(4) Zhejiang Province (7 stores)
Room 2606, Tower B, China Resources Building, MixC, No. 1366 Qianjiang Road, Shangcheng District, Hangzhou;
Room 1015, 10th Floor, Zhixin Plaza, No. 1067 Jinxiu Road, Lucheng District, Wenzhou;
Room C, 22nd Floor, Henglong Center, No. 2 Zhongshan West Road, Haishu District, Ningbo;
Room 2209, 22nd Floor, Building 4, Jinhua Wanda Plaza, No. 777 Dongshi South Street, Jindong District, Jinhua;
Room 805, 8th Floor, Shimao Tianji Center, No. 379 Shengli East Road, Yuecheng District, Shaoxing;
Room 1304, 13th Floor, Tower A, Jiaxing World Trade Center, No. 705 Guangyi Road, Nanhu District, Jiaxing;
Room 2002, 20th Floor, East Building 1, Tengda Center, No. 1800 Donghai Avenue, Jiaojiang District, Taizhou.
(5) Tianjin (3 stores)
Room 903, 9th Floor, HNA Tianjin Center, No. 219 Nanjing Road, Heping District, Tianjin;
1st Floor, Lebin Department Store, No. 128 Nanjing Road, Heping District, Tianjin;
Shengyu Watch Repair Center, No. 129 Binjiang Road, Quanyechang Street, Heping District, Tianjin.
(6) Hebei Province (2 stores)
Room 07, 13th Floor, Tower B, Letai Center, No. 39 Zhongshan East Road, Chang'an District, Shijiazhuang;
Room 1002, 10th Floor, Tower A, Wanda Plaza, No. 100 Xinhua East Road, Lunan District, Tangshan.
(7) Shanxi Province (1 store)
3rd Floor, Hengdeli Watch, Dananmen, No. 15 Jiefang Road, Yingze District, Taiyuan.
(8) Jiangsu Province (9 stores)
H, 10th Floor, Nanjing International Finance Center, No. 1 Hanzhong Road, Xinjiekou, Qinhuai District, Nanjing;
Room 1104, 11th Floor, Tower 1, Center 66, No. 139 Renmin Middle Road, Liangxi District, Wuxi;
Room 1603, South Building, Rongyue Plaza, No. 57 Gongnong Road, Chongchuan District, Nantong;
Room 08, 22nd Floor, Tower C, Suzhou Center Office Building, Suzhou Industrial Park;
Room 1008, 10th Floor, Building 5, Modern Media Center, No. 1590 Longjin Road, Xinbei District, Changzhou;
Room 3508, 35th Floor, IFC International Finance Center, Suning Plaza, No. 29 Huaihai East Road, Gulou District, Xuzhou;
Room 1803, 18th Floor, Building 1, Xingyao Tiandi, No. 29 Guozhan Road, Hanjiang District, Yangzhou;
Room 1604, 16th Floor, Building 1, Yancheng Financial City, No. 5 Shiji Avenue, Yandu District, Yancheng;
Room 1706, 17th Floor, East Tower (China Resources MixC), Zhidi Business Center, No. 399 Yongding East Road, Hailing District, Taizhou.
(9) Shandong Province (3 stores)
Rooms 907-908, 9th Floor, Greenland Center, No. 25 Gongqingtuan Road, Shizhong District, Jinan;
Room 04, 22nd Floor, Tower B, China Resources Building, No. 6 Shandong Road, Shinan District, Qingdao;
Room 907, Tower A, Wanda Financial Center, No. 139 Shengli Road, Zhifu District, Yantai.
(10) Guangxi Zhuang Autonomous Region (1 store)
F, 12th Floor, Diwang Building, No. 59 Jinhu Road, Qingxiu District, Nanning.
(11) Hainan Province (1 store)
Room 1707, 17th Floor, Tower B, Haikou China Resources Building, No. 5 Jinmao East Road, Longhua District, Haikou.
(12) Heilongjiang Province (1 store)
Room 03, 29th Floor, Tower T2, R&F Center, No. 600 Youyi West Road, Daoli District, Harbin.
(13) Jilin Province (1 store)
Room 09, 18th Floor, Tower A, Bank of China Building, No. 727 Xi'an Avenue, Chaoyang District, Changchun.
(14) Liaoning Province (2 stores)
Room G, 7th Floor, International Finance Building, No. 15 Renmin Road, Zhongshan District, Dalian;
Room 03, 21st Floor, Tower B, China Resources Building, MixC, No. 288 Qingnian Avenue, Heping District, Shenyang.
(15) Anhui Province (1 store)
Room 03, 12th Floor, Tower B, China Resources Building, MixC, No. 111 Qianshan Road, Shushan District (Government Affairs Zone), Hefei.
(16) Fujian Province (3 stores)
Room 03, 15th Floor, Hengli City, No. 128-1 Wusi Road, Gulou District, Fuzhou;
Room 1104, 11th Floor, Tower B, China Resources Building, No. 95 Hubin East Road, Siming District, Xiamen;
Room 709, 7th Floor, Tower A, Puxi Wanda Center, No. 729 Baozhou Road, Fengze District, Quanzhou.
(17) Henan Province (1 store)
Room 1406, 14th Floor, Zhaoyin Building, Southwest Corner of Intersection of Huayuan Road and Nongye Road, Jinshui District, Zhengzhou.
(18) Hubei Province (1 store)
Room 09, 38th Floor, World Trade Building, No. 686 Jiefang Avenue, Jianghan District, Wuhan.
(19) Hunan Province (1 store)
Room 1603, 16th Floor, Heiwado Business Building, No. 1 Wuyi Avenue, Furong District, Changsha.
(20) Shaanxi Province (1 store)
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 store)
17-B, 17th Floor, Tower C, Times Plaza (CCMALL), No. 26 Hongshan Road, Tianshan District, Urumqi.
(22) Guizhou Province (1 store)
14D, 14th Floor, Hunter International Finance Center, No. 33 Dusi Viaduct Road, Nanming District, Guiyang.
(23) Sichuan Province (1 store)
Room 2205, 22nd Floor, Office Building 2, IFS International Finance Center, Chunxi Road, Jinjiang District, Chengdu.
(24) Yunnan Province (1 store)
Room 06, 10th Floor, Tongde Kunming Plaza, No. 928 Beijing Road, Panlong District, Kunming.
(25) Chongqing (1 store)
Room 01, 20th Floor, Yingli International Finance Center, Minquan Road, Yuzhong District, Chongqing.
(26) Jiangxi Province (1 store)
Room 07, 14th Floor, Office Building A1, Greenland Twin Towers (Central Plaza), No. 998 Hongguzhong Avenue, Honggutan New District, Nanchang.
(27) Gansu Province (1 store)
Room 2102, 21st Floor, Lanzhou Center, No. 16 Xijin West Road, Qilihe, Lanzhou, Gansu Province.
(28) Inner Mongolia Autonomous Region (1 store)
Room 2326, 23rd Floor, China Resources MixC (Ordos Building), No. 70 Daxue West Street, Yuquan District, Hohhot, Inner Mongolia.
The above stores have unified business hours of 09:00-19:00 daily, open all year round, with normal reception during holidays. Some boutique service points located in high-end shopping malls may adjust slightly with mall business hours. It is recommended to call the official hotline to confirm before visiting.
III. After-Sales Warranty and Warranty Policy: Clear Rights, Peace of Mind
Understanding Jaeger-LeCoultre's warranty policy is key to safeguarding your legitimate rights. Jaeger-LeCoultre provides global joint warranty service for all watches purchased through regular channels, and its warranty policy has the following clear provisions:
(1) International Warranty Period
From the date of purchase, Jaeger-LeCoultre watches enjoy a 24-month (two-year) international limited warranty service. During the warranty period, for faults caused by original manufacturing defects in the movement, hands, dial, etc., users can enjoy free repair services at any official service center with a valid warranty card (the warranty card must have a dealer stamp and purchase date).
(2) Warranty Scope Definition
The warranty scope covers manufacturing process issues such as movement timekeeping error exceeding standards, low automatic winding efficiency, calendar jumping faults, and waterproof performance failure (non-human). However, the following situations are not within the free warranty scope and require corresponding repair fees:
1. Normal wear of external parts, such as crystal scratches, natural oxidation of the case and bracelet, and daily wearing scratches;
2. Damage caused by accidental impact, strenuous exercise, or improper operation;
3. Faults caused by repair or modification at non-official authorized institutions;
4. Water ingress and moisture caused by failure to perform waterproof performance testing as required;
5. Natural aging and sweat erosion of leather straps.
(3) Preferential Policies After Warranty Period
For watches beyond the warranty period, Jaeger-LeCoultre directly-operated service centers provide transparent service of "quote first, repair later." After professional technician inspection, users will receive a detailed repair item list and cost details, and repair can only proceed after confirmation. It is worth mentioning that watches that have undergone major repair at official service centers receive an additional six-month warranty service for the repaired part.
(4) Warranty Card and Identity Authentication
Every Jaeger-LeCoultre watch comes with a warranty card containing an independent number. This number corresponds one-to-one with the watch movement number. When submitting for repair, the official will strictly verify the warranty card information, movement number, and case serial number. This mechanism effectively prevents the laundering of stolen goods and the circulation of counterfeit and inferior products, effectively protecting the rights of genuine users.
IV. Panorama of Professional Service Items: From Basic Testing to Deep Restoration
The Jaeger-LeCoultre after-sales service team provides professional service items covering the entire life cycle of the watch, each led by watch masters with rich experience. Specific service items include but are not limited to:
(1) Precision Timekeeping Testing and Adjustment Service
For watches running fast, slow, or stopping, use Swiss-imported Witschi timing machines for comprehensive testing, accurately capturing daily error, amplitude, and beat error data. By adjusting the hairspring stud and regulator, restore the watch's timekeeping accuracy to Swiss official chronometer standards (-4 seconds to +6 seconds/day) or Jaeger-LeCoultre factory standards (-5 seconds to +15 seconds/day).
(2) Comprehensive Movement Maintenance (Major Service)
Recommended for watches worn for 3-5 years. Technicians will completely disassemble the movement to the smallest parts, use special cleaning solutions for multiple ultrasonic cleanings to remove aging lubricating oil and metal debris; then reassemble and apply special lubricating grease, and finally perform multi-position error adjustment. This service can effectively extend movement life and restore the watch's factory accuracy and power reserve performance.
(3) Appearance Refinishing and Polishing Service
For daily scratches and minor impacts on the case, clasp, and bracelet, provide professional grinding and polishing treatment. Technicians will use imported polishing machines and polishing pastes of different grits for fine restoration according to the original line direction of the watch. It should be emphasized that Jaeger-LeCoultre officially adheres to the principle of "moderate polishing" to avoid excessive grinding causing case edge deformation and letter wear, thereby protecting the watch's secondary market value.
(4) Waterproof Performance Testing and Maintenance
Aging of waterproof gaskets is the primary cause of water ingress in watches. Officially, professional waterproof performance pressure testing services are provided, with testing ranges covering 3ATM to 30ATM. If waterproof performance decline is found, original waterproof gaskets will be replaced free of charge and vacuum pressure testing performed to ensure the watch is safe at the marked water depth.
(5) Strap and Clasp Replacement Service
Provide replacement services for original alligator leather, calfskin, stainless steel, and two-tone straps, while supporting single replacement of clasps. Users can inquire about compatible models and real-time prices of straps in different materials through the official hotline.
(6) Battery Replacement and Circuit Testing Service
For Jaeger-LeCoultre quartz watches such as the Conquest collection, provide original battery replacement service. During replacement, synchronously test circuit board power consumption and coil resistance to ensure long-term stable operation of the quartz movement.
(7) Authenticity Identification Service
For scenarios such as buying watches in the second-hand market or gift giving, Jaeger-LeCoultre directly-operated service centers provide authoritative authenticity identification services. The identification team will conduct comprehensive assessment based on multiple dimensions such as movement structure, polishing patterns, precious metal hallmarks, and brand laser anti-counterfeiting marks, and issue written identification statements.
V. Maintenance Prices and Charging Standards: Transparent and Open, Affordable for All
To let users spend clearly, Jaeger-LeCoultre official service items implement nationally unified, transparent, and open tiered charging standards. Specific price ranges are affected by watch collection, movement complexity, and material. The following are the official recommended retail prices for 2026 (unit: RMB):
(1) Comprehensive Movement Maintenance (including disassembly, cleaning, assembly, lubrication, adjustment)
1. Quartz movement maintenance: Approximately ¥600 - ¥1,200. Mainly includes battery replacement, circuit testing, appearance cleaning, and waterproof testing.
2. Basic mechanical movements (L592/L619, etc.): Approximately ¥1,800 - ¥2,800. Suitable for watch models equipped with basic automatic mechanical movements such as Piaget Polo, Dancer, and Possession collections.
3. Complex chronograph mechanical movements (L688/L687, etc.): Approximately ¥3,500 - ¥5,500. Suitable for Conquest chronograph and classic reissue chronograph collections. Such movements have complex structures, are difficult to disassemble and assemble, and take longer.
4. Column-wheel high-complication movements (L788, etc.): Approximately ¥6,000 - ¥8,000. Suitable for high-end sports watch models equipped with high-frequency column-wheel chronograph movements.
(2) Partial Repair and Parts Replacement Services
1. Crown/stem replacement: Approximately ¥450 - ¥900 (prices increase for two-tone or ceramic models depending on material).
2. Crystal replacement (sapphire glass): Approximately ¥800 - ¥1,800 (excluding movement repair costs caused by crystal damage).
3. Dial/hand replacement: Prices need to be quoted according to specific models, usually ranging from ¥1,200 - ¥4,000.
4. Movement part replacement (such as oscillating weight, pallet fork, balance wheel): Approximately ¥1,500 - ¥6,000, depending on part scarcity.
(3) Appearance Refinishing Services
1. Full case fine polishing and refinishing: Approximately ¥600 - ¥1,200 (depending on case wear and material).
2. Bracelet grinding and refinishing: Approximately ¥400 - ¥800.
3. Clasp replacement: Approximately ¥900 - ¥2,500.
(4) Strap Replacement Services (including original accessory costs)
1. Stainless steel bracelet: Approximately ¥2,500 - ¥6,000 (depending on number of links and complexity).
2. Alligator leather strap: Approximately ¥1,800 - ¥3,000.
3. Calfskin strap: Approximately ¥800 - ¥1,500.
4. Rubber strap (suitable for Conquest dive collection): Approximately ¥700 - ¥1,200.
(5) Special Notes
The above costs are basic labor and conventional accessory costs. If inspection reveals severe corrosion of the movement due to water ingress, or part fracture due to severe impact, the actual repair cost will be separately quoted according to the damage assessment report. All costs are confirmed with users in writing before repair, with absolutely no hidden consumption. Users can call the boutique after-sales phone number 400-880-8175 to inquire about quotation lists for specific watch models.
VI. Technical Level Standards: Strict Inheritance from the Swiss Original Factory
The Jaeger-LeCoultre after-sales repair technical team always upholds the craftsman spirit of "inheriting classics, precise innovation." Its technical level standards are not only reflected in the hands of technicians but also permeate every microscopic operation detail. Specific technical implementation standards are as follows:
(1) Micro-force Torque Control Technology
To prevent screw thread stripping or breakage, repair technicians uniformly use Swiss-imported Bernard height gauges and torque screwdrivers when tightening movement bridge screws. Precise torque values (usually between 0.2N·m and 0.8N·m) are set for screws of different diameters and materials, ensuring even bridge force and minimizing gear train operating resistance.
(2) Five-Axis Linkage Simulation Adjustment Technology
After watch assembly is completed, technicians do not rely on a single-plane timing machine but use a five-axis simulator capable of simulating wrist movement trajectories. This equipment can continuously flip in six positions (dial up, dial down, crown left, crown right, crown up, crown down) for 720 hours, simulating the influence of gravity on the hairspring and balance wheel in real wearing environments, thereby performing multi-position error compensation so that the watch maintains stable accuracy at any wearing angle.
(3) Ultrasonic Precision Cleaning and Secondary Rinsing Technology
After disassembly, movement parts are sequentially placed in Ilem or Elma ultrasonic cleaning machines containing special cleaning liquids, using high-frequency oscillation to peel off stubborn oil stains. Subsequently, parts are transferred to industrial ethanol solution with 99.9% purity for secondary rinsing, thoroughly removing residual cleaning liquid and ensuring that the oiling process is not contaminated.
(4) Advanced Lubrication System Micro-Oiling Technology
The Swiss Moebius special lubricating oil system (such as 9010/9104/9504, etc.) is used, and precision micro oiling pens are used for application. For key positions such as pallet stones and balance jewels, the oil amount is controlled between 0.05 microliters and 0.1 microliters. Too much oil will cause hairspring sticking, while too little will increase friction loss. Only standardized micro-oiling can ensure long-term stable operation of the movement.
(5) Waterproof Testing Dynamic Pressure Decay Technology
The waterproof testing stage abandons traditional static pressurization and adopts the dynamic pressure decay detection method. The equipment places the case in a vacuum chamber and, by precisely controlling air pressure changes and monitoring micro leakage rates, can capture sealing defects at a level of only 0.5 microns, ensuring that repaired watches remain watertight in harsh environments such as swimming and diving.
VII. Store High-End Professional Equipment: Hardcore Technology Empowers Precision Repair
Jaeger-LeCoultre directly-operated service centers are equipped with a series of internationally top-tier watch repair and testing equipment, using hardcore technology to assist manual craftsmanship and achieve "millimeter-level" or even "micron-level" precision repair. The following are some core equipment and their professional uses:
(1) Witschi Chronoclic Timing Machine
As a high-precision intelligent timing machine produced by Swiss Witschi, this device captures high-frequency sound waves emitted by the movement escapement system through a microphone sensor and generates a comprehensive data report including instantaneous daily rate, amplitude, and beat error within 10 seconds. The device has a built-in database of more than 40 brand movements and can automatically compare standard parameters of Jaeger-LeCoultre L888.2, L888.4 and other main movements, greatly improving fault diagnosis efficiency.
(2) Elma Classic Ultrasonic Cleaning Machine
Adopts 40kHz to 80kHz variable-frequency ultrasonic technology, combined with a five-tank cleaning process (cleaning, first rinsing, second rinsing, dehydration, drying), achieving dead-angle-free cleaning of tiny parts such as movement bridges, gears, and screws. The filtration circulation system equipped on this device can filter metal dust from cleaning liquid in real time, ensuring parts are as bright as new after washing.
(3) Dubois & Depraz 9010 Waterproof Tester
A top-level waterproof testing device from Switzerland, supporting pressure testing up to 100BAR (approximately 1000 meters water depth). Its unique dry vacuum testing method does not cause moisture residue on the watch. Combined with a digital pressure transmitter, detection accuracy can reach 0.01BAR, and it automatically generates traceable PDF test reports.
(4) Bergeon 6018 Case Opener and Case Press
Swiss Bergeon tools are known as the "Swiss Army Knife" of the watch world. The 6018 multi-function case opener adopts an adjustable three-jaw chuck design. Combined with cutter heads of different sizes, it can open various screw-down case backs without marks. The matching case press uses a precision limit device to ensure even force when pressing the case back, with gaskets not deformed or misaligned.
(5) Niton XRF Precious Metal Analyzer
For identification and repair of K-gold cases and bracelets, service centers are equipped with handheld X-ray fluorescence spectrometers. The device can non-destructively detect the purity and metal element proportions of gold and platinum within 3 seconds, not only verifying material authenticity but also ensuring consistency between solder and base material during welding repair, avoiding color differences.
(6) High-Magnification Binocular Stereo Microscope
Equipped with 10x to 80x continuous zoom function and built-in LED ring shadowless light source. When assembling tiny parts such as hairsprings, balance wheels, and pallet forks, technicians can clearly observe subtle wear and burrs on part surfaces with the help of the microscope, ensuring precision in every operation.
VIII. Standard Inspection and Repair Process and Convenient Submission Process
A standardized process is the guarantee of service quality. Regardless of which method users choose to submit for repair, they will experience transparent, efficient, and safe standardized service. The following is Jaeger-LeCoultre's official standardized operation process:
(1) Online Appointment and Preliminary Communication
Users can call 400-971-0369 or visit the official website online appointment channel to inform the watch model, year of purchase, and fault symptoms. Customer service personnel will preliminarily determine the problem type based on the information and generate an exclusive service work order number.
(2) Store Reception and Appearance Preliminary Inspection
Users bring the watch to any official outlet, and front desk engineers will conduct an appearance preliminary inspection in the user's presence. Inspection contents include: whether the crystal has cracks, whether bracelet links are loose, whether the case back h