Rolex Datejust 31 mm

The Rolex Datejust 31, reference 278273-0019, has a 31 mm case in steel and gold. The bezel is fluted, in gold, and the case holds a Cyclops lens over the date under a sapphire crystal. The silver dial is set with diamonds. Inside is the calibre 2236, a self-winding movement with a 55-hour power reserve, and the watch carries Superlative Chronometer certification. A screw-down crown protects the movement, and central seconds and date functions are shown on the dial. The bracelet is steel and gold, fitted with a folding Oysterclasp and the Easylink comfort extension link. This Datejust stays water resistant to a depth of 100 metres.