Rolex Datejust 31 mm

The Rolex Datejust 31 mm, reference 278241-0003, has a case in steel and gold measuring 31 mm across. The case carries a domed bezel and a screw-down crown, with a sapphire crystal and Cyclops lens magnifying the date. Inside is the self-winding calibre 2236, a Rolex manufacture movement certified as a chronometer with approximately 55 hours of power reserve. The chocolate dial is set with diamonds, including a large VI marker set with eleven stones. A central seconds hand runs alongside the instantaneous date function. The bracelet is steel and gold, fitted with a folding Oysterclasp that includes the Easylink comfort extension link. Water resistance reaches 100 metres, and the screw-down crown helps maintain that rating.