Rolex Datejust 31 mm

Rolex Datejust 31 mm, reference 278341RBR-0016, cases the watch in steel and gold. The case measures 31 mm across and pairs with a domed, diamond-set bezel. A sapphire crystal covers the dial, with a Cyclops lens magnifying the date. The silver dial is set with diamonds, and the screw-down crown feeds the self-winding calibre 2236, a chronometer-certified movement with a 55-hour power reserve. Central seconds and a date display round out the functions. The bracelet is steel and gold, closed by a concealed folding Crownclasp. It stays water resistant to a depth of 100 metres.