Georg Jensen silver concave thumbprint brooch - design 328

A streamlined elliptical brooch of a modernist concave thumbprint shell type motif with a roll over clasp to the pin on the back - marked with post 1945 marks for Georg Jensen of Copenhagen and for design number 328 by Nanna and Jorgen Ditzel - total weight 24.7grms - total dimensions 53mm x 41mm - c.1980 Denmark