Features: stainless steel case silicon strap solar movement mineral crystal black dial analog digital display double led light low temperature resistant digital compass altimeter barometer thermometer world time 1/100 second stopwatch countdown timer 5 daily alarms hourly time signal power reserve full auto calendar 12/24 hours display accuracy: ±15 seconds per month day and date display screw down crown screwed case back buckle clasp 100m water resistance approximate size of case: 50 × 47 × 13mm