Rolex Lady-Datejust 28 mm

Rolex's Lady-Datejust 28 mm, reference 279163-0021, measures 28 mm across in steel and gold. The case has a domed bezel and takes a lug width of 14 mm. Rolex houses the movement in a Perpetual, mechanical, self-winding calibre 2236 with a power reserve of approximately 55 hours, certified as a Superlative Chronometer. A sapphire crystal with Cyclops lens sits over the date. The champagne-colour dial is set with diamonds, and the case has a screw-down crown. It comes on a steel and gold bracelet fitted with a folding Oysterclasp and Easylink comfort extension link. Rolex rates the case to 100 metres.