While we cannot give a specific time interval for servicing, we generally recommend that a complete maintenance service be performed every three (3) to five (5) years.
Can you Overwind a Hamilton Khaki?
Its easy to wind with the oversized crown. You feel it clicking as you wind it and when you begin to feel tension, youll know when to stop. Theres no way you can overwind this watch. The Hamilton Khaki Field watch roll.
How accurate are Hamilton automatic watches?
7. SPEC RECAPBRANDBrandHamiltonMOVEMENTTypeAutomaticEscapement frequency21,600 beats per hour (6 beats per second)AccuracyNot officially listed (can expect +/-15 seconds per day)Power reserve80 hours29 more rows•Jul 16, 2018
Can you Overwind a watch?
In most cases, no, you cannot overwind a modern automatic watch. The smart design on these winding mechanisms allow for any excess tension to be released as the spring slips inside of the barrel.
How do you know if a watch is overwound?
You should be able to feel that the crown turns in the anticlockwise direction more easily, and feel and hear the little clicks as the ratchet works. When you feel that the crown stops turning in the winding direction as easily, the spring is fully wound so just let go.
What happens if a watch is overwound?
Overwinding the watch manually is impossible as well. When the mainspring is fully wound, turning the crown of the watch will have no drastic effects on its functionality. This mechanism will, in fact, undo the winding motion happening on the mainspring, thereby keeping the watchs functionality intact.