Authentic Breitling Premier model AB0145221B1A1. Automatic movement with date at 6 o'clock and chronograph functions featuring a 30-minute sub-dial, 60-second sub-dial, fixed bezel, stainless steel case, sapphire crystal, round shape measuring 42mm diameter by 13.6mm thickness, black dial, scratch resistant sapphire crystal, water resistance up to 100 meters (approx. 330 feet), powered by Breitling Caliber 01 engine with 70-hour power reserve.