Casio Edifice Mens Analogue Stainless steel WatchECB 30DB Color:Silver 6 mm Weight 49 g mk astor link 6 mm Weight 49 g Case and bezel material Resin Band Resin Band Construction Shock Resistant Water resistance 200 meter water resistance Power supply and battery life Approx Watch Features World time Dual time Stopwatch 1 100 second stopwatch Measuring capacity: 00'00''00~59'59''99 Alarm hourly time signal Time flash (daily and every hour on the hour) * The Time Flash light may not be visible when ambient lighting is bright afterglow) Light color LED:White Calendar Full auto calendar (to year 2099) Mute feature Button operation tone on off Accuracy Accuracy: ±15 seconds per month (with no mobile link function) Other features Hand shift feature (Hands move out of the way to provide an unobstructed view of digital display contents Developed to meet the needs of racing teams