Full service
LONGINES offers you an irreproachable quality of service always closer to you. Discover all the services!
1Diagnostic
A specialist watchmaker analyzes the reason for which the watch has been submitted for maintenance and identifies the watch from its unique serial number.
2Case disassembly
Disassembly of the case and its components (glass, back, bezel, various seals, etc.) and separation of the movement.
3Movement disassembly
Full part-by-part disassembly of the movement.
4Case polishing
Polishing of the case to restore the original lustre to a watch which has been worn for some time.
5Case cleaning
Cleaning of the case in special baths used for ultrasound treatment.
6Preparing the components of the movement for cleaning
Each component of the disassembled movement is placed in containers specific to small watch parts.
7Movement cleaning
These containers are in turn placed in specific baths inside an ultrasonic cleaning machine.
8Case reassembly
Reassembly of the case and replacement of the necessary components (glass, pushers, tube, seals, etc.).
9Movement reassembly
Reassembly and oiling of movement to LONGINES specifications.
10Installation of case and movement
Assembly of movement (including dial and hands) in the case and complete reassembly of the watch.
11Technical and cosmetic checks
Final technical (precision, power reserve, water resistance) and cosmetic checks on the watch, according to LONGINES specifications.
Partial service
1Diagnostic
A specialist watchmaker analyzes the reason for which the watch has been submitted for maintenance and identifies the watch from its unique serial number.
2Disassembling the case and the movement
Opening of the case and disassembly of its components (glass, back, bezel, various seals, etc.) and separation of the movement.
3Cleaning the case
Cleaning of the case by immersion in special products which enable ultrasound treatment.
4Assembling the case and the movement
Assembly of movement (including dial and hands) in the case and complete reassembly of the watch.
5Technical and aesthetical final control
Final check with inspection of technical functions and aesthetic appearance, according to LONGINES specifications.
Restoration
LONGINES offers you an irreproachable quality of service always closer to you. Discover all the services!
1Diagnostic
A specialist watchmaker conducts a detailed, full examination to establish the nature of the tasks to be performed and identifies the watch model from its unique serial number.
2Case and movement disassembly
Disassembly of the case and its components (glass, back, bezel, seals, etc.) and separation of the movement from the case.
3Polishing
Polishing of the case to the original specifications, taking the age of the watch into consideration.
4Case cleaning
Cleaning of the case by immersion in special baths used for ultrasound treatment.
5Movement cleaning
Deep cleaning of all the components of the disassembled movement, using ultrasound and specific baths. During this process, the washing basket rotates slowly as it is lowered.
6Verification of components
Examination of each component to establish whether signs of deterioration are present. Where applicable, repair or replace components.
7Part taken from stock
A new part is taken from stock as a replacement for a part which has been identified as defective.
8Adjustment of the part
Adjustment of the part according to requirements. In this case, adjustment of the wheel on the pivoting tool.
9Movement reassembly
Assembly and oiling of movement to LONGINES specifications.
10Installation
Fitting the movement, complete with its dial and hands, inside the case and securing it in place.
11Testing
Testing the precision of the watch using a measurement and calibration device and adjustment to Longines specifications.
12“Before and after” comparison
Comparison of the watch upon arrival at the LONGINES workshops and after restoration.
Discover all our services
Warranty
See what's included in your LONGINES international warranty.
Care instructions
Recommandations to help you preserve your LONGINES watch over the years.
Know-how
Refining various watchmaking processes for almost two centuries, LONGINES is proud to provide technical expertise combining craftsmanship and technology.
History of my watch
Historical information about a LONGINES watch.
Find a service center
Make sure you drop your watch off at an authorized service center using our online store locator.
Contact us
You have a question about our products or services? We are here to help.
