36mm Oystersteel case, screw-down back, screw-down crown with twinlock double waterproofness system, smooth bezel, scratch-resistant sapphire crystal, black dial, index and Arabic hour markers filled with blue luminescent material, Rolex calibre 3230 automatic movement, approximately 70 hours of power reserve, Oyster bracelet with flat three-piece links, folding Oysterlock buckle with Easylink 5mm comfort extension link. Waterproof to 100 meters.