18 ct. yellow gold with white gold, marked. The diamond in round cut in white gold bezel setting approx. 1 ct. G.vvsi (proportions very good, girdle polished). Ringtop diameter 8 mm, size 55, weight approx. 6,7 g. Details and replacement value of approx. 10.500 DM according to jewelry pass of Prüflabor Bern from 1998.