Rolex President Datejust Ladies 18k Yellow Gold Diamond Watch 179178. Officially certified chronometer automatic self-winding movement. 18k yellow gold oyster case 26.0 mm in diameter. Rolex logo on a crown. 18k yellow gold fluted bezel. Scratch resistant sapphire crystal with cyclops magnifier. Black dial with original Rolex factory diamond hour markers. Date calendar at 3 o'clock aperture. 18k yellow gold oyster bracelet with fold over clasp. Fits 7 1/4" wrist.