A FINE AND UNUSUAL GOLD AND DIAMOND SET AUTOMATIC CENTER SECONDS BRACELET WATCH WITH DATE, Patek Philippe & Co., Genève, 'NAUTILUS', NO. 1424358, REF.3800, CIRCA 1979

18k, nickel lever movement (cal. 335 SC), 29 jewels, mono-metallic balance, gold dial with ruby numerals, aperture for date at 3, outer chapter ring set with diamonds totaling 0.63 carats, bezel and middle part in the bracelet finely set with diamonds totaling 2.4 carats, sweep center seconds, cushion-shaped case with protective crown shoulders, case, dial and movement signed, with an integrated 18k gold and diamond set Patek Philippe bracelet and deployant clasp.