High quality and opulently ladies finger ring with edging from a white opal half ball with a diameter from approximate 11, 0 mm. 2. Half 20th century 750er yellow-gold, used. Jeweler hallmark "manuscript", undissolved, used. Ring size: Germany: 54; USA / Canada: 7; Great Britain: N2; France: 14. Approximate. 22, 95 large