The Complete Guide to Watch Movement Servicing
Author: Funny Items
Release time: 2026-08-19 19:30:18
View number: 17
When Your Watch Needs Service
Mechanical watch movements need periodic servicing to keep running accurately. Here is what happens during a service and when you need one.
Signs Your Watch Needs Service
- Running more than 10 seconds fast/slow per day
- Power reserve decreasing noticeably
- Making unusual sounds
- Date not changing at midnight
What Happens During Service
- Disassembly complete teardown of movement
- Cleaning ultrasonic bath for all parts
- Inspection check for worn parts
- Lubrication fresh oil on all friction points
- Regulation adjust for accuracy
- Reassembly put it all back together
- Testing timing machine for 24-48 hours
How Often?
Every 5-10 years for regular wear. If you do not wear it daily, you can stretch to 10-15 years.
Frequently Asked Questions
How much does servicing cost?
For NH35/NH34: $50-150 at a local watchmaker. Some owners prefer to buy a new movement instead.