Rolex Datejust 31 mm

The Rolex Datejust 31 mm, reference 278344RBR-0011, is a women's watch in steel and gold, measuring 31 mm across. The domed bezel is set with diamonds, and the case is fitted with a scratch-resistant sapphire crystal with a Cyclops lens over the date. Inside is the calibre 2236, a self-winding chronometer movement with a power reserve of approximately 55 hours. The white dial shows central seconds and a date display, and the crown is a screw-down type for added security. This is a dress watch built with additional gemstones set into the case. It comes on a steel Oyster bracelet fitted with a folding Oysterclasp and an Easylink comfort extension link. The screw-down crown and case construction hold the water resistance at 100 metres.