Rolex Datejust 31 mm

The Rolex Datejust 31 mm, reference 278274-0008, comes in steel and gold with a 31 mm case. The fluted bezel is gold, and a screw-down crown backs the case with a Twinlock system. A Cyclops lens sits over the date on the sapphire crystal, and the dark grey dial is set with diamonds in 18 ct gold settings. Inside is the Rolex calibre 2236, a self-winding movement certified as a Superlative Chronometer with a power reserve of approximately 55 hours. The watch shows a central seconds hand and an instantaneous date function. It is fitted on a steel Jubilee bracelet with a concealed folding Crownclasp. Rolex rates the case to 100 metres.