Rolex Datejust 31 mm

The Rolex Datejust 31 mm, reference 278243-0027, is cased in Yellow Rolesor with a domed bezel and a white mother-of-pearl dial set with diamonds. The 31 mm case is paired with an Oyster bracelet and a sapphire crystal, and water resistance is rated to 100 meters. It is powered by the self-winding caliber 2236, a chronometer movement with a 55 hour power reserve. The date function is present alongside the diamond-set dial.