G-SHOCK+AO52:AS54 GA-2100 TONE ON TONE, 200M, Ø 40.2 mm, body thickness 11.2 mm, weight 40 g, white BIO-based resin body, white BIO-based resin bracelet, LED light, afterglow, special shockproof, world time, timing 1/100s–24h, timer 1/1s–24h, 5 alarms, silence function, pointer avoidance function, automatic calendar, 12/24 hour display, battery CR1025, module: 5730.