Stainless steel case and bracelet automatic mechanical movement, Calibre 01 with 47 Jewels bitting at 28800 vph, solid power reserve of approx 70 hours. Features uni-directional rotating bezel, luminous silver dial with Roman numerals hour markers and rose gold baton hands. Includes date display between the 4 and 5 o'clock positions. Equipped with a chronograph having three sub-dials for seconds, minutes, and twelve hours respectively. Sapphire crystal offers scratch resistance and excellent clarity. Water resistant to 500 meters (1650 feet). Case size is 44 mm in diameter. Includes tachymeter scale on the outer rim.