Rolex Lady-Datejust 28 mm

The Rolex Lady-Datejust 28 mm, reference 279383RBR-0017, is a 28mm case in steel and gold with a diamond-set bezel. Lug width measures 14mm. The dial is silver, set behind a sapphire crystal with a Cyclops lens over the date. Inside is the calibre 2236, a perpetual, mechanical, self-winding movement with a power reserve of approximately 55 hours, certified as a chronometer. The watch also carries a screw-down crown and is set with diamonds. Central seconds and date functions are shown on the dial, fitted to a steel and gold bracelet with a concealed folding Crownclasp. The screw-down crown helps keep the case rated to 100 metres of water resistance.