Rolex Datejust 31 mm

This Rolex Datejust 31 mm, reference 278289RBR-0012, comes in white gold and measures 31 mm across. The case carries a diamond-set bezel and pairs with a silver dial. A Cyclops lens sits over the date window on the sapphire crystal. Inside is the self-winding calibre 2236, a Manufacture movement certified as a Superlative Chronometer, with a power reserve of around 55 hours. Hands and indices are luminous, and the date function operates alongside a central seconds display. The watch is set with diamonds and fitted on a President bracelet in white gold with a concealed folding Crownclasp. The screw-down crown helps hold the case to its 100 metre rating.