Rolex Lady-Datejust 28 mm

Rolex Lady-Datejust 28 mm, reference 279163-0003, has a 28 mm case in steel and gold. The case carries a domed bezel and a screw-down crown. Sapphire covers the dial with a Cyclops lens over the date, and the silver dial is set with diamonds. Inside runs calibre 2236, a self-winding chronometer movement with a power reserve of approximately 55 hours. Central seconds and a date function are shown, and the watch is a chronometer certified by Rolex to its own standard. It is fitted on a steel and gold bracelet with a concealed folding Crownclasp. Water resistance reaches 100 metres, held by the screw-down crown.