Servicing includes

Pre-cleaning.
Complete strip down of the watch mechanism.
Worn parts are replaced with brand new genuine parts.
Ultrasonic cleaning of components.
The case and bracelet are separately  ultrasonically cleaned and refurbished if necessary.
The movement is completely re-lubricated and regulated.
A series of tests for timing.

Warranty

A full 12 month warranty is offered on all full service work.