Clips-earrings designed by Nanna Ditzel for Georg Jensen.  Very rare sculptural pieces, created in Denmark at the Georg Jensen Studios by Nanna Ditzel, back in the 1958. These pair of clips hoops are the model number 378 and was carefully crafted in solid .925/.999 sterling silver, with polished finish. These pieces was first conceived in the 1958 with a very unusual way to perform and designed with a screw to adjust from the backs, These earrings are placed in the ear lobe without the need for posts or omegas.  They have a combined weight of 17.3 grams and a measurements of 31 mm by 26 mm (1.22 x 1.02 Inches). Stamped, with the post 1945 Georg Jensen maker's mark, the designer logo NJ, the gold assay hallmark and signed in full "GEORG JENSEN NJ 126 925S DENMARK" Nanna Ditzel, born in 1923. Was a Danish designer graduated from the furniture department of the School of Arts and Crafts in Copenhagen. Has been studying under prof. Kaare Klint at the Royal Academy of Copenhagen. Nanna Ditzel is working with experimental and industrial design furniture, textiles, silver, faience and glass. Has experimented with the use of split-level living for indoors and outdoors. The ideas have been carried through in playgrounds, children libraries and showrooms. Freelance designer, she has a design office and showrooms in London. Nanna Ditzel started independent design office in 1946 together with Jorgen Ditzel. The co-operation lasted until the death of Jorge Ditzel in 1961.