Steel on steel 4188.8.131.52.02.001
- Annual calendarWatch which automatically recognizes months with 30 and 31 days and needs to be manually corrected only once a year, on the first of March.ChronometerLabel given to a watch which has undergone precision tests and received a certificate from an official body (COSC).Transparent case backA transparent case back – frequently made of sapphire – makes it possible to see the movement inside the watch.
- technical data
- CrystalDomed scratch-resistant sapphire crystal
Water resistance100 m (330 feet)
SizeGentsCase Diameter: 41 mm
- Caliber: omega watches 8601Self-winding movement with Co-Axial Escapement for greater precision stability and durability. Annual calendar with instantaneous jump. Silicon balance-spring on free sprung-balance, 2 barrels mounted in series, automatic winding in both directions to reduce winding time. Rhodium plated finish with exclusive Geneva waves in arabesque.
Power reserve: 55 hours