Patek Philippe Nautilus Ref 4700/530 an 18ct gold and diamond-set wristwatch with date dial: cream, diamond-set indexes, aperture for date at 3. Calibre: cal. E19C, quartz, seven jewels. Movement number: 3156499. Case: 18ct gold cushion shaped, diamond set bezel, face secured by four screws. Serial number: 4131462. Closure: 18ct gold Patek Philippe bracelet and double deployant clasp. Dimensions: 26 mm, bracelet circumference approximately 180 mm. Signed: case, dial and movement. Accessories: Patek Philippe box with outer box and two additional links