Electric ED01 Nato Watch Chris Cole Mens MOVEMENT: Digital module with dual time, calendar, alarm, countdown timer, chronograph with 10 lap recall, and light functions. CASE: 40MM polycarbonate case with raised bezel, hardened acrylic crystal. Water resistant up to 10 ATM / 100 meters / 300 FT. BAND: Polyester nato style band with custom stainless steel buckle and velcro closure