Rolex Lady-Datejust 28 mm

Rolex's Lady-Datejust 28 mm, reference 279173-0007, measures 28 mm across in steel and gold. The case has a fluted bezel and a screw-down crown, and the sapphire crystal carries a Cyclops lens over the date. Inside is the self-winding calibre 2236, a chronometer movement with a power reserve of approximately 55 hours. The silver dial is set with diamonds, an unusual touch for a watch this size, and the date sits alongside a central seconds hand. A concealed folding Crownclasp secures the steel and gold bracelet to the wrist. Rolex rates the case to 100 metres of water resistance.