designed as a graduated row of marquise cut rubies, spaced by 'X' shaped diamond foliate clusters, in white diamond and with coloured diamond collet centres in tones of orangey-brown and yellowy-brown, the rubies claw set, the diamonds collet set, mounted in silver and gold, the diamonds of old brilliant and single cut, serial number 2761, French assaymark and workshop mark for MS (or SW) Length 18cm / 7''
Width at centre �'' Weight: 32g
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