Rolex Datejust 31 mm

Rolex Datejust 31 mm, reference 278384RBR-0022, cases in steel and gold at 31 mm across. The case takes a diamond-set bezel, giving the dial a set border, and holds a sapphire crystal with a Cyclops lens over the date. The mint green dial pairs with luminous hands and indices, and central seconds runs from the self-winding calibre 2236, a Rolex chronometer with 55 hours of power reserve. Date sits at three o'clock with instantaneous change. A screw-down crown protects the movement, and the watch is fitted on a steel Jubilee-style bracelet with a concealed folding Crownclasp in steel and gold. The screw-down crown holds the case to its 100 metre water resistance rating.