Rolex Datejust 31 mm

The Rolex Datejust 31 mm, reference 278288RBR-0041, is cased in 18 ct yellow gold. The case measures 31 mm across and carries a diamond-set bezel around the red ombré dial, itself set with diamonds. A sapphire crystal with a Cyclops lens sits over the date. Inside is the self-winding calibre 2236, a Rolex manufacture movement certified as a Superlative Chronometer with around 55 hours of power reserve. The date function runs alongside a screw-down crown that reinforces the case's waterproofness. The watch is fitted to a President bracelet in yellow gold, closed by a concealed folding Crownclasp. Rolex rates the case to 100 metres.