THREE GEM-SET DRESS RINGS, ONE BY JAHAN

THREE GEM-SET DRESS RINGS, ONE BY JAHAN
The first of pavé diamond asymmetrical design, set to the centre with an oval-cut emerald collet, ring size T; the second of bombé design, set to the centre with a circular-cut diamond, within a marquise-cut sapphire cluster, to the diamond surround, ring size P; the third set with a cushion-shaped amethyst, within a pavé diamond surround, ring size M
The first signed Jahan