Model case Oyster, 40 mm, Everose gold Oyster architecture Monobloc middle case, screw-down case back and winding crown Diameter 40 mm Material 18 kt Everose gold Bezel Fluted Winding crown Screw-down, Twinlock double waterproofness system Crystal Scratch-resistant sapphire, Cyclops lens over the date Water resistance Waterproof to 100 metres / 330 feet Dial Slate ombré Bracelet President, semi-circular three-piece links Material 18 kt Everose gold