The Rolex Yacht-Master ref
With a power reserve lasting approximately 70 hours
950 platinum bidirectional rotatable bezel with raised polished numerals and graduations over a sand-blasted background
glacier blue dial
With a scratch-resistant sapphire crystal and a screw-down crown
Rolex White Gold Day-Date 36 Watch - Diamond Bezel - Blue Ombre Diamond Dial - President Bracelet - 128349RBR blodp 37 The Rolex Yacht-Master ref36mm 18K white gold case, screw down back, screw down crown with twinlock double waterproofness system, bezel set with 52 diamonds, scratch resistant sapphire crystal with cyclops lens over the date, blue ombre dial, diamond hour markers, Rolex calibre 3255 perpetual self winding movement with centre hour, minute and seconds hands, instantaneous day and date in apertures, unrestricted rapid setting, and stop seconds for precise time setting,