Longines Flagship Ref 3104 a stainless steel wrist watch circa 1963. Dial: silvered, baton and Arabic quarters. Calibre: cal. 340 manual winding, 17 jewels. Movement number: 11890188. Case: polished circular, gold Flagship logo on screw down case back. Closure: brown leather strap. Dimensions: 35 mm diameter. Signed: case, dial and movement. Accessories: none. $500-800