Email us
For a Swiss chronometer certificate, tolerances in time keeping for a mechanical watch is an average daily rate: -4/+6 [10] seconds.
Quartz watches Average daily rate at 23 C: 0.07 second.
Mechanical watches: "I over-wound my watch"
Quartz watches: "My watch stopped it probably needs to be serviced"
Water resistant watches testing: "How deep can my watch go?"
Timing tolerances
Facts about your watch:
You alone should decide whom will perform the necessary Regular Servicing on your watch will need between three to five years.
If a company engages in monopolistic practice and refuse to supply necessary parts for the regular servicing your watch will need it is not for your benefit but irrevocably the brands benefit.
The reality is that you will be face with the following decision: Pay or discard your watch.
Purchase wisely
Facts about watches
Models Stainless Steel
Models Stainless Steel/18K Gold
Models 18K. Gold
AF Watches
Contact us:
Your watch stopped because the mainspring did not unwind for mechanical reasons.
Mechanical watches need regular servicing, there is a lot of friction, oil and grease has to be fresh.
Therefore your watch must visit your local watchmaker's between three to five years.

Your watch may just need a fresh cell. Quartz watches have a floating gear system, therefore no friction. If after replacing the cell your quartz watch does not keep proper time then it is time for servicing. Servicing is not necessary each time your cell is replaced.
For the recreational diver on air, the limit is 130 ft.~ 40 meter.
For helmet air supplied commercial diver 200 ft. ~ 70 meter.
For gas helmet diver 300 ft. ~100 meter.
Therefore if your watch pass a water test to 100 meter you qualify as an open sea commercial diver.
Quality and Service Since 1968