Bent Knudsen silver concave cufflinks - design 20

A pair of solid silver concave lozenge shape cufflinks; each cufflink comprised of a  thick concave lozenge shape cufflink with chamfered edge on an arched toggle back - Signed BentK for Bent Knudsen of Denmark design number 20 - total weight 22.9grms - dimensions of face 21.5mm x 16mm - c.1965 Denmark