Rolex Lady-Datejust 28 mm

The Rolex Lady-Datejust 28 mm, reference 279138RBR-0021, has a 28 mm case in yellow gold. The monobloc middle case is fitted with a screw-down winding crown. Inside is calibre 2236, a self-winding mechanical movement with a power reserve of approximately 55 hours. A scratch-resistant sapphire crystal with a Cyclops lens sits over the date, and the bezel is set with diamonds. The champagne-colour dial carries a central seconds hand and a date display, and the watch is certified as a chronometer. It is fitted with a President bracelet in yellow gold, closed by a concealed folding Crownclasp. Rolex rates the case to 100 metres.