Casio G-Shock GA-2100-1A3 Carbon Core Guard Carbon Case Black Resin Band Green Markers Analog Digital Watch ga2100 Orange lap/split times Memory capacity: Up

lap/split times Memory capacity: Up to 60 records (data number

minute (hand moves every 20

battery life: 3 years on CR1616

Caliber: 5540

sleep score display range (1 to 100

Casio G-Shock GA-2100-1A3 Carbon Core Guard Carbon Case Black Resin Band Green Markers Analog Digital Watch ga2100 Orange lap/split times Memory capacity: UpCase bezel material: Carbon Resin Resin Band Mineral Glass Shock Resistant Carbon Core Guard structure 200 meter water resistance Double LED light LED light for the face (Super illuminator, selectable illumination duration (1. 5 seconds or 3 seconds), afterglow) LED backlight for the digital display (Super illuminator, selectable illumination duration (1. 5 seconds or 3 seconds), afterglow) World time 31 time zones (48 cities + coordinated universal