18kt yellow gold case with a gold-tone 18kt yellow gold bracelet. Uni-directional rotating yellow gold 18kt yellow gold bezel. Green dial with gold-tone hands and batons hour markers. Minute markers around the outer rim. 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: 39 mm, case thickness: 12.7 mm. Band width: 20 mm. Fold over clasp. Water resistant at 200 meters / 660 feet. Functions: date, hour, minute, second. Black Bay Series. Sport watch style. Watch label: Swiss Made. Tudor Black Bay Automatic Green Dial Ladies Watch M79018V-0006.