Rolex Datejust 31 mm

The Rolex Datejust 31 mm, reference 278243-0023, is a women's model with a 31 mm case in Yellow Rolesor and a domed bezel. The black mother-of-pearl dial is set with diamonds and paired with an Oyster bracelet and sapphire crystal. It is powered by the self-winding caliber 2236, a chronometer movement with a 55 hour power reserve, and offers water resistance to 100 meters.