PATEK PHILIPPE Nautilus Jumbo "BEYER", Ref. 3700/1J. Herrenuhr. Gold 18K. Automatic-Werk, Kaliber 28-255C. Werk Nr. 1.304.261. Kompletter Service durch Patek Philippe, 12/2019, seit dem eingeschweißt! Korkbox und Stammbuchauszug anbei, Produktion 1977, Kauf 01/1978. Geh.-Durchmesser ca. 40mm (gemessen ohne Krone). PATEK PHILIPPE Nautilus Jumbo "BEYER", Ref. 3700/1J. Men's watch. Gold 18K. Automatic-movement, calibre 28-255C. Movement no. 1.304.261. Fully serviced by Patek Philippe, 12/2019, since then sealed! Cork box and extract from the archives enclosed, manufactured 1977, bought 01/1978. Diameter ca. 40mm (measured without crown). Legierung 750/000