Case material: Steel; Charge: Automatic; Conditions: Never worn Year : 1960; Presentation condition : With boxes and all papers; Model: Air-King Price on request Gmtbroker Reference: 5516 Year 1960 reference 5516 serial 555359 case good 40 micron gold plated steel case with signs of wear and 20mm lugs movement nice butterfly 1530 movement dial/hands/bezel beautiful swiss only dial with dauphin? hands and blued second hand crystal good acrylic crystal band green non rolex leather strap with gold plated buckle diameter ca. 34mm serviced no accessories -0