Rolex Datejust 31 mm

The Rolex Datejust 31 mm reference 278344RBR-0013 is executed in White Rolesor with a Silver dial and an Oyster bracelet. The domed bezel is diamond-set, adding a jeweled finish to the 31 mm case. Inside is the self-winding caliber 2236, a chronometer movement with a 55 hour power reserve, paired with a sapphire crystal and water resistance to 100 meters. The dial carries a Date display, consistent with the Datejust line's core function.