Rolex Datejust 31 mm

The Rolex Datejust 31, reference 278381RBR-0024, is a women's model with a 31 mm case in steel and gold. The dial is rosé in colour and set with diamonds, matched to a diamond-set bezel, and sits under a scratch-resistant sapphire crystal with a Cyclops lens over the date. Inside is the calibre 2236, a self-winding mechanical movement carrying Rolex's Superlative Chronometer certification, with a power reserve of about 55 hours. The watch shows central seconds and an instantaneous date. A screw-down crown protects the movement. The steel and gold Jubilee bracelet fastens with a concealed folding Crownclasp. Its screw-down crown and case construction hold the water resistance to 100 metres.