Perforated detail and a tachymeter function offer modern style for the BOSS sportsman. A bracelet strap provides secure comfort. Chronograph watch Tachymeter Bracelet strap Stainless steel case Blue sunray dial Water resistant up to 5 ATM (165 feet) Case measures 44 mm (1.7 in.) Comes with 2-year international warranty Quartz movement Watch Size: 44mm