Casio Gents Watch Quartz timekeeping (digital/analogue). Bluetooth® connectivity (automatic time adjustment, music control) World time. Stopwatch countdown timer 5 alarms. Buckle fastening. Shock-resistant. Stainless steel case. Resin strap. Case diameter 52.1 x 50.7 x 16.6 mm. Water-resistance: 20ATM. 2 year Manufacturers Guarantee.