Rolex Datejust 31 mm

The Rolex Datejust 31 mm, reference 278384RBR-0029, comes in a case of steel and gold measuring 31 mm across. The bezel is diamond-set, and the aubergine dial, also set with diamonds, sits under a scratch-resistant sapphire crystal with a Cyclops lens over the date. Inside is the self-winding calibre 2236, a chronometer-certified movement with a 55-hour power reserve. The screw-down crown adds a measure of security to the case, and the date function is complemented by a central seconds display. This is a women's watch, part of the Datejust collection, built for daily wear. It is fitted to a steel bracelet with a folding Oysterclasp featuring the Easylink comfort extension. The case holds its rating to a depth of 100 metres.