Around 1940. Platinum with white gold. In high prong setting two diam. in transition cut in total approx. 2,60 ct.H-I.vvs. (diameter slightly unround approx. 7,3 - 7,5 mm, h. approx. 4 and 3,9 mm). In the center 1 emerald in emerald cut approx. 0,70 ct. (traces of usage). Size with additional section 61, weight approx. 6 g.