PATEK PHILIPPE, 18k gold and diamond-set automatic wristwatch with sweep centre seconds, date and bracelet, signed PATEK PHILIPPE, Geneve, nautilus model, ref. 3800/3, manufactured in 1983. Movement: Cal. 335 SC, automatic, date, sweep center seconds hand, 29 jewels, Geneva Seal, signed. Dial: Black matte ribbed dial, 11 diamond hour-markers, signed. Case: Two-part secured by 4 screws in the band, 37*33 mm. signed. 18k yellow gold Patek Philippe bracelet and deployant clasp, overall length approximately 170 mm. Accompanied by the Extract from the Archives, 40 diamonds, 0.97 ct confirmed by Extract.