, centred by an old round brilliant cut diamond to a two row border of calibre cut sapphires and rose cut diamonds, the diamonds millegrain set, the sapphires collet set, mounted in platinum and gold, the central diamond approximately 0.40ctCluster 1.4 x 1.4cm / 9/16 x 9/16''Weight: 2.5g
Art Deco diamond and sapphire oblong cluster ring, c.1920, set with an old lozenge cut diamond to a calibre cut sapphire ground and outer diamond border of old brilliant cut stones, diamond line shoulders extending up to the principal diamond, millegrain set, engraved anthemoin and laurel to half shank, lozenge pierced to gallery, serial number within the shank 3632
Antique three stone turquoise and diamond cluster ring, c.1900, the three graduated oval cabochon turquoise bordered by single cut diamonds, coronet claw set in gold, fluted shoulders, gold shank