Automatic movement with 54-hour power reserve. Stainless steel case measuring 45mm diameter and 16mm thickness. Black leather strap secured by a butterfly clasp. Fixed black ceramic bezel featuring tachymeter markings. Black dial displaying analog time, marked with luminous silver-tone hour/minute hands and index markers plus minute gradations around the outer rim. Includes date display at the 6 o'clock position. Chronograph function via push/pull crown: seconds sub-dial located at 9 o'clock and minutes/thirty-minute sub-dial positioned at 3 o'clock. Scratch resistant sapphire crystal glass cover. Transparent case back revealing the movement. Water resistant up to 50 meters / 165 feet.