Sarda Besancon, an 18ct gold single button chronograph wristwatch, 1930s. Dial: white. Calibre: Valjoux cal. 22 manual winding, fully jewelled. Case:18ct gold round, with mono pusher, hinged back, t-bar lugs. Case number: 1601. Closure: brown leather strap. Dimensions: 38 mm diameter. Signed: dial. Accessories: none.