Casio G-shock GA-2100SU-1ADR

The Casio G-Shock GA-2100SU-1ADR “CasiOak” is a slim, lightweight analog-digital watch known for its iconic octagonal bezel design. It features a black resin case and strap with a distinctive green camouflage-patterned bezel, giving it a rugged streetwear-inspired look. Built with G-Shock’s Carbon Core Guard Structure, the watch uses carbon-fiber-reinforced resin for enhanced strength, durability, and impact resistance while maintaining a comfortable, lightweight feel.

Case size: (L× W× H)
48.5 × 45.4 × 11.8 mm

Case and bezel material:
Carbon / Resin　

Band:
Resin Band

Construction:
Shock Resistant
Carbon Core Guard structure

Water resistance:
200-meter water resistance

Glass:
Mineral Glass

Compatible band size:
145 to 215 mm

Other:
Neobrite

World time:
31 time zones (48 cities + coordinated universal time), daylight saving on/off

Stopwatch:
1/100-second stopwatch

Timer:
Countdown timer

Alarm/hourly time signal:
5 daily alarms
Hourly time signal

Light:
Double LED light

Light color:
LED:White

Mute feature:
Button operation tone on/off

Accuracy: ±15 seconds per month

Other features:
12/24-hour format
Hand shift feature (Hands move out of the way to provide an unobstructed view of digital display contents.)
Regular timekeeping:
Analog: 2 hands (hour, minute (hand moves every 20 seconds)), 1 dial (day)
Digital: Hour, minute, second, pm, month, date