Rolex Datejust 31 mm

Rolex Datejust 31 mm, reference 278344RBR-0028, cases at 31 mm in steel and white gold. The case holds a domed bezel set with diamonds and a screw-down crown, and the date sits under a Cyclops lens on the sapphire crystal. The aubergine dial is set with diamonds, including a large VI marked with eleven stones, and pairs with a self-winding Perpetual movement, calibre 2236, rated as a chronometer with a power reserve of approximately 55 hours. Central seconds and an instantaneous date round out the functions. A Jubilee bracelet in steel closes with a concealed folding Crownclasp in steel and gold. The screw-down crown, with its Twinlock system, keeps the case waterproof to 100 metres.