18k yellow gold case with a 18k yellow gold oyster bracelet. 18k yellow gold bezel. Black dial with gold 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. Rolex Lady Datejust Black Diamond Dial Domed Bezel 18k Yellow Gold Case and Oyster Bracelet Watch 179168BKDO.