Three vintage stone set rings, 14ct set with a round cut synthetic sapphire imitating alexandrite with Egyptian hallmarks for Beni Suef, size O1/2, top 13 mm, wt. 3.42g, one in 16ct crown claw set with a synthetic blue spinel and 2 zircons, stone chipped and worn, size N, wt. 3.05g, other silver with gold highlights set with round cut paste, size L, top 9 mm.