Features: case/bezel material: resin resin strap quartz movement mineral crystal analog digital display led light magnetic resistant shock resistant world time 1/1000-second stopwatch countdown timer 5 daily alarms full auto-calendar 12/24 hours display accuracy: ±15 seconds per month day and date display screwed case back buckle clasp 200m water resistance approximate case size of case: 55 × 51.2 × 16.9mm