Case size: 33 mm

WATER-RESISTANCE: WR300/30Bar/999ft (Swimming

this perpetual calendar chronograph is radio-controlled with world time in 43 cities

and black and silver models have a half-matte finish for a look that is totally cool

G-Shock • GD100-1B Citizen Case size: 33 mmBased on the successful analog digital GA100 X large G series, G Shock introduces an all digital version line up. Black resin band digital watch with blackface. Features: Shock Resistant 200M Water Resistant High Intensity LED Large Digital Display Area 200M Water Resistant Shock Resistant Auto LED Backlight (Super Illuminator) Multi time (4 different cities) World Time 31 time zones (48 cities + UTC), city code display, daylight saving on off 5