Yellow gold stainless steel case with a two-tone (silver-tone and yellow gold-tone) stainless steel and yellow gold bracelet. Fixed yellow gold-tone stainless steel bezel. Champagne dial with luminous hands and diamond & batons hour markers. Dial Type: Analog. Luminescent hands and markers. Tudor Calibre MT5400 Automatic movement, containing 27 Jewels, bitting at 28800 vph, and has a power reserve of approximately 70 hours. Scratch resistant sapphire crystal. Screw down crown. Solid case back. Round case shape, case size: 36 mm. Fold over clasp with a safety release. Water resistant at 100 meters / 330 feet. Functions: hour, minute, second. Black Bay Series. Dress watch style. Watch label: Swiss Made. Tudor Black Bay Automatic Diamond Champagne Dial Ladies Watch M79643-0008.