of pierced and openwork design centred by a marquise shaped stone, collet and claw set throughout with old cut cushion and round brilliants, baguette and square cut diamonds, mounted in platinum and with 18ct white gold fittings, approximately 20cts of diamonds Length 7.8cm / 3 1/8''
Width 3.2cm / 1�'' Weight: 37g
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