Rolex Datejust 31 mm

The Rolex Datejust 31 mm, reference 278381RBR-0015, is a women's model in steel and gold with a case diameter of 31 mm. The bezel is diamond-set, and the silver dial is also set with diamonds. A sapphire crystal with a Cyclops lens sits over the date. Inside is the self-winding calibre 2236, a Superlative Chronometer movement with a power reserve of approximately 55 hours. The screw-down crown reinforces the case, and the date function runs alongside a central seconds display. A steel and gold Oyster bracelet closes with a folding Oysterclasp fitted with the Easylink comfort extension link. This clasp helps maintain the watch's water resistance of 100 metres.