PATEK PHILIPPE. AN EXTREMELY RARE AND ELEGANT 18K GOLD, CORAL AND DIAMOND-SET LADY'S BRACELET WATCH WITH ORIGINAL CERTIFICATE Signed Patek Philippe, Genève, ref. 4397-1, movement no. 1’396’163, case no. 2’767’802, manufactured in 1978 Movement: cal. 16-250, manual, 18 jewels, signed Dial: signed Case: snap on, signed With: 18K gold, coral and diamond Patek Philippe integrated bracelet, Certificate of Origin with Orologeria Oreficeria Somazzi, Lugano, sticker, Extract from the Archives confirming the manufacture of the present watch with salmon coral dial, yellow gold, coral and diamond bracelet, total of 248 diamonds of approx. 3.32 cts, in 1978 and its subsequent sale on 20 December 1985. Furthermore delivered with the Gemmological Report from GGTL Laboratories in Geneva dated 12 March 2019 confirming that the coral of the present watch belongs to the Corallium genus and to the rubrum species.