GD-100-1BDR

Casio GD-100-1BDR G-Shock Large Digital 55mm

The GD-100-1BDR is a large-case G-Shock digital watch in classic black with high-brightness LED backlight, rugged shock resistance, world time, stopwatch, countdown timer, multi-alarm functions, and 200‑meter water resistance.

• Case Size (L×W×H): 55 × 51.2 × 17.4 mm
• Weight: 72 g
• Case / Bezel: Resin; shock-resistant construction
• Band: Resin strap with buckle
• Crystal: Mineral glass
• Power: Battery CR2025; approx. 7 years
• Functions: World time (31 zones), Multi Time (4 cities), 1/100‑sec stopwatch, countdown timer, 5 daily alarms, full auto-calendar, high-brightness LED backlight with light guide
• Water Resistance: 200 meters / 20 bar
• Module: Module 3263 (instruction manual reference)