Casio G-Shock GA-2100HD-8ADR Monochrome Octagon Watch

This GA-2100 uses muted, monochromatic tones on the slim octagonal Carbon Core Guard case with a bio-based resin strap. It includes world time, a 1/100-second stopwatch, five alarms, a double LED light and hand shift, rated to 200m.

• Case material: Carbon / Bio-based resin
• Case size: 48.5 × 45.4 × 11.8 mm
• Weight: 51 g
• Water resistance: 200m
• Movement: Quartz, battery (SR726W x2, approx. 3-year life)
• Band: Bio-based resin
• Functions: Shock resistant; world time (31 zones); 1/100-sec stopwatch; countdown timer; 5 daily alarms; hourly signal; double LED light; full auto-calendar; hand shift; 12/24-hour format