Rolex Lady-Datejust 28 mm

Rolex Lady-Datejust 28 mm, reference 279163-0005, measures 28 mm across in steel and yellow gold. The case has a domed bezel and carries a screw-down crown for added protection. A sapphire crystal with a Cyclops lens sits over the date display, and the dial is silver. Inside is the calibre 2236, a self-winding movement with a power reserve of approximately 55 hours, certified as a chronometer. The watch shows central seconds and a date function, both driven by this Perpetual mechanical movement. It is fitted to a Jubilee bracelet in steel and gold with a concealed folding Crownclasp. Rolex rates the case to 100 metres of water resistance.