JEAN VENDOME Ring ''TOUR'' in gold 750 thousandths, the open frame of square form, decorated with 2 facetted oval sapphires and a brilliant diamond drawn up in closed setting. Hallmark "O.T". About 1980. Weight of the main sapphire : 1,30 carat approximately. (slight chips). It is accompanied by its case. Gross weight: 8.1 g. TDD: 49.5. This model, created in 1956 by Jean Vendome, has undergone several evolutions. It was originally set with cylinders of rough crystals, then later with faceted stones. Bibliography : Jean Vendome ''les voyages précieux d'un créateur'' by Marlène Crégut-Ledué, published by FATON.