Wrist watch, IWC, 750/18K yellow gold, movement: No. 1585255, caliber 89, 16 jewels, manual winding with crown, Breguet hairspring, hand movement with lantern - minute tube, Swiss jewel lever escapement, 1962, engraved
IWC 1970s Yacht Club 2 18K 750 Solid Gold Vintage Mens - Etsy
IWC Vintage Automatic 18K Gold Watch Ref. 1810 Cal. 8541B for $2,125 for sale from a Trusted Seller on Chrono24
WRISTWATCH, IWC, PORTOFINO, 1980s. Yellow gold 750. Ref. 3331. Flat case No. 2393765 with name engraved on the back. White dial with applied indices and gold-coloured hands, central second, date at 3h.