Rolex 279166 s9dix8dp Lady Datejust 28mm Platinum Watch. 28mm platinum case, screw-down crown with twinlock double waterproofness system, domed bezel, scratch-resistant sapphire crystal with cyclops lens over the date and double anti-reflective coating, silver dial, 9 diamonds set in star shaped hour marker settings and 8 diamond set in Roman numeral IX, Rolex calibre 2236 automatic movement with center hour, minute and seconds hands, instantaneous date with rapid setting, and stop-seconds for precise time setting, platinum President bracelet with semi-circular three-piece links, concealed folding Crownclasp buckle. Waterproof to 100 meters.