Authentic Breitling men's Chronomat B01 automatic chronograph watch model AB0134101C1S1. Features brushed stainless steel case, polished deployment buckle with push button clasp. Equipped with a screw-down crown and uni-directional rotating bezel with ratcheted mechanism. Blue dial includes luminous silver tone stick hour markers, minute markers, tachymeter scale on the outer rim, date function at 6 o'clock position displaying seconds, minutes, hours, and power reserve duration. Movement is Swiss automatic chronometer caliber Breitling Caliber 01 with a 70-hour power reserve. Sapphire crystal provides scratch resistance. Round case measures 42mm in diameter and 15.10mm thick. Water resistant up to 200 meters (660 feet). Includes a 5-year WatchMaxx warranty.