LONGINES Flagship rare 18k yellow gold gents wristwatch with original 18k yellow/white gold bracelet reference 3503, Switzerland around 1961, self winding, 3-piece construction unpolished case, snap on case back & bezel, bracelet with deployant clasp, gilded dial with raised hour-indices & 4 diamonds, gilded hands, rhodium plated movement calibre 340, 17 jewels, precision adjustment, diameter approx. 35 mm, length approx. 19,5 cm, condition 2, property of a collector