Rolex Day-Date 36 mm

Rolex Day-Date 36, reference 128236-0017, is a 36 mm platinum model with a fluted bezel. The case carries a sapphire crystal with a Cyclops lens over the date. Inside is calibre 3255, a self-winding movement with a power reserve of approximately 70 hours, and the watch is certified as a chronometer. The white dial shows the day and date, with a central seconds hand. This is a screw-down crown model, part of the Twinlock double waterproofness system. It is fitted to a platinum President bracelet with a concealed folding Crownclasp. The concealed clasp helps keep the case waterproof to 100 metres.