Rolex Lady-Datejust 28 mm

The Rolex Lady-Datejust 28 mm, reference 279178-0016, is a 28 mm case in yellow gold. It has a fluted bezel and a screw-down crown, part of the Twinlock waterproofness system. The case is fitted with a scratch-resistant sapphire crystal with a Cyclops lens over the date. The silver dial is set with diamonds in gold settings. Inside is the Rolex calibre 2236, a self-winding chronometer movement with a power reserve of approximately 55 hours. A central seconds hand and date function round out the display. The watch is fitted with a Jubilee bracelet in yellow gold, closed by a concealed folding Crownclasp. Rolex rates the case to a depth of 100 metres.