This Hublot is 33 mm (available in 42 and 38 mm) satin-finished and polished 18K King Gold case, satin-finished and polished 18K king gold bezel, sapphire crystal, black dial, HUB2912 quartz movement, approximately 3 to 5 years of power reserve, black lined rubber strap, 18K red gold deployant buckle. Water resistant to 50 meters.