Black DLC treated stainless steel case with a black rubber strap. Fixed black stainless steel bezel. Black dial with black-toned hands and alternating index and Arabic hour markers. Minute markers around the outer rim. Dial Type: Analog. Perrelet Calibre P-331 Automatic movement, based upon Perrelet P-321, containing 25 Jewels, bitting at 28800 vph, and has a power reserve of approximately 42 hours. Scratch resistant sapphire crystal. Round case shape, case size: 48 mm, case thickness: 14.3 mm. Deployment buckle clasp. Water resistant at 50 meters / 165 feet. Functions: hour, minute, second. Additional Info: the dial features a free-spinning turbine rotor, and a roulette dial. Turbine Xl Roulette Series. Sport watch style. Item Variations: A4054 1, A4054.1, A40541. Perrelet Turbine XL Roulette Automatic Mens Watch A4054-1.