A MID-SIZE STAINLESS STEEL BRACELET WATCH WITH DATE, Patek Philippe & Co., Genève, 'NAUTILUS', REF. 3900/1, CIRCA 1985

quartz movement, 7 jewels, black patterned dial with applied faceted baton numerals, outer minute ring with dot indices, aperture for date at 3, luminous baton hands, brushed cushion-shaped case with protective crown shoulders, bezel secured on both sides with four screws, case, dial and movement signed, with an integrated stainless steel Patek Philippe link bracelet and flip-lock deployant clasp.