White shell gold 50 MMA factory Rolex ROLEX Yacht-Master series m268621 - Yacht series 37m, exquisite yet individual, equipped with a new 2836 automatic machine, diameter 37m, waterproof degree 5ATM, super waterproof glass sapphire, the overall appearance is polished with clear edges and corners, continuing the Mercedes-Benz needle and Classic design of magnifying glass and calendar. Case and bracelet material: 316 stainless steel. Its appearance is inlaid with scratch-resistant Cerachrom ceramic outer ring and original safety buckle. Super luminous ladies mechanical watch.