G-SHOCK GA-2100-1A2DR Black Analog Digital Rubber Strap

Case / bezel material: Carbon / Resin 
Resin Watch Strap
Shock Resistant
Carbon Core Guard Structure / Carbon Core Protector
Mineral Glass
Water resistance 200 meters
Double LED lights
LED light for watch face (Super illuminator, illumination duration options (1.5 seconds or 3 seconds), afterglow)
LED backlight for digital displays (Super illuminator, illumination duration options (1.5 seconds or 3 seconds), afterglow)
World time
31 time zones (48 cities + coordinated universal time), daylight saving time on/off
Stopwatch 1/100 second
Measuring capacity:
00'00''00-59'59''99 (for the first 60 minutes)
1:00'00'-23:59'59' (after 60 minutes)
Units of measurement:
1/100 second (for the first 60 minutes)
1 second (after 60 minutes)
Measurement modes: Elapsed time, split time, first-second position time
Countdown timer
Unit of measurement: 1 second
Countdown range: 24 hours
Countdown start time setting range: 1 second to 24 hours (1 second increment, 1 minute increment and 1 hour increment)
5 daily alarms
Hourly time signal
Hand shift feature (The hand shifts so as not to obstruct the display of digital content.)
Fully automatic calendar (up to 2099)
12/24 hour format
Operation button sound on/off
Standard timepiece
Analog: 2 hands (hour, minute (hand moves every 20 seconds)), 1 dial (day)
Digital: Hours, minutes, seconds, pm, month, date
Accuracy: ±15 seconds per month
Estimated battery life: 3 years on SR726W × 2
Case size: 48.5×45.4×11.8 mm
Total weight: 51 g