1930s round silver Longines wristwatch (3121)

An early round silver vintage Longines wristwatch. The case measures 32 mm in diameter with hinged lugs. The case is signed AB ( Arthur Baume, director of Longines, with the rights to Longines in U.K.) and is hallmarked London 1935. The case has a hinged back and hinged protective dust cover for the movement. The Swiss movement is signed Longines, with 15 jewels and has centre sweep seconds. The white enamel dial has Roman numerals, with a red XII. The dial is signed Longines below the centre. This is a rare watch from the period in very good condition!