A GOLD OVAL WRISTWATCH, Patek Philippe & Co., Genève, NO. 1811896, REF. 3989, "ELLIPSE", CIRCA 1988

18k, Geneva striped circular rhodium plated lever movement, gyromax balance, 18 jewels, adjusted to isochronism, heat, cold and 5 positions, matte white dial with Roman numerals, black leaf hands, subsidiary seconds above 6, brushed elliptical case with milled bezel and T-bar lugs, snap-on case back, case, dial and movement signed, with an 18k yellow gold Patek Philippe buckle.