A GENTLEMAN'S 18K SOLID GOLD PATEK PHILIPPE ELLIPSE WRISTWATCH CIRCA 1980, REF. 3978 D: White dial with applied Roman numerals, subsidiary seconds. M: 18 jewel manual wind movement signed Patek Philippe & Co, numbered. C: Oval shaped case, signed Patek Philippe & numbered, hallmarked 18k, original crown, case measures approx. 33mm length/28mm width. S: Original black Patek Philippe strap and 18k solid gold pin buckle.