Casio G-Shock GM-S2100-3AR Analog-Digital Combination

Case / bezel material: Resin / Stainless steel
Resin Band
Neobrite
Shock Resistant
Mineral Glass
Gray ion plated bezel
200-meter water resistance
Double LED light
LED light for the face (Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow)
LED backlight for the digital display (Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow)
Hand shift feature (Hands move out of the way to provide an unobstructed view of digital display contents)
World time
31 time zones (48 cities + coordinated universal time), city code display, city name display, daylight saving on/off, auto summer time (DST) switching
1/100-second stopwatch
Measuring capacity: 00'00''00~59'59''99 (for the first 60 minutes)
1:00'00~23:59'59 (after 60 minutes)
Measuring unit: 1/100 second (for the first 60 minutes)
1 second (after 60 minutes)
Measuring modes: Elapsed time, split time
Countdown timer
Measuring unit: 1 second
Countdown range: 24 hours
Countdown start time setting range: 1 minute to 24 hours (1-minute increments and 1-hour increments)
5 daily alarms
Hourly time signal
Full auto-calendar (to year 2099)
12/24-hour format
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 CR1025
Size of case / Total weight
Size of case : 45.9×40.4×11mm
Total weight : 55g