Rolex Datejust 31 mm

The Rolex Datejust 31 mm, reference 278285RBR-0030, has a 31 mm case in rose gold. The dial is silver, set with diamonds, and sits under a scratch-resistant sapphire crystal with a Cyclops lens over the date. The bezel is diamond-set, matching the dial's stones. Inside is the self-winding calibre 2236, a Rolex chronometer movement with a power reserve of around 55 hours. Functions are kept simple, with a central seconds hand and a date display, and the screw-down crown adds a further layer of protection. The rose gold President bracelet closes with a concealed folding Crownclasp. The screw-down crown helps hold the case to its 100 metre water resistance rating.