Rolex Datejust 31 mm

The Datejust 31 mm, reference 278274-0001, is cased in steel and gold with a 31 mm diameter. The fluted bezel is gold, set against a bright black dial. A Cyclops lens sits over the date on the scratch-resistant sapphire crystal. Inside is the self-winding calibre 2236, a chronometer movement with a 55-hour power reserve. The watch has a screw-down crown and central seconds alongside the date function. It comes on a steel Oyster bracelet fitted with a folding Oysterclasp in steel and gold, which includes the Easylink comfort extension link. The screw-down crown helps hold the case to its 100 metre water resistance rating.