Mineral Glass Magnetic Resistant Shock Resistant 200-meter water resistance Case / bezel material: Resin Resin Band
LED light Auto light switch, selectable illumination duration (1.5 seconds or 3 seconds), afterglow World time 31 time zones (48 cities + coordinated universal time), one-touch UTC time zone, daylight saving on/off, Home city/World time city swapping
Measuring unit: 1 second Countdown range: 60 minutes Countdown start time setting range: 1 minute to 60 minutes (1-minute increments) Other: Auto switching to elapsed time measurement (up to 60 minutes, 1-second units) when the end of a countdown tim
Button operation tone on/off Regular timekeeping Analog: 2 hands (hour, minute (hand moves every 20 seconds)) Digital: Hour, minute, second, pm, month, date, day Accuracy: 15 seconds per month Approx. battery life: 3 years on SR927W 2 Size of case