Rolex Lady Datejust Mother of Pearl Diamond Dial 18k White Gold Diamond Case and Bezel Oyster Bracelet Watch 179159MDO. 18k white gold diamond case with a 18k white gold oyster bracelet. Diamonds and 18k white gold bezel. Mother of pearl dial with silver tone hands and diamond hour markers. Date displays at the 3 o'clock position. Self-winding movement. Scratch resistant sapphire crystal. Case diameter: 26 mm. Water resistant at 100 meters/ 330 feet. Functions: hours, minutes, seconds, date.