the circular onxy panels centred by a diamond cluster ground, of larger round brilliant cut diamond collet to middle bordered by a geometric design pierced and millegrain set with rose cut diamonds, mounted in platinum, fittings with various indistinct marks, the connectors marked SGDG BREVETEDiameter 1.3cm / ½''Weight: 12.5g
Pair of antique blue guilloche and cushion cut diamond oval cufflinks by William John Hutchinson, English c.1900, together with a pair of matching studs,
Pair of antique moss agate and diamond cufflinks, French c.1900, circular panels with dendritic agate centres bordered by rose cut diamonds, close cut down collet set in silver and gold with sprial fluted backs, figure-of-eight bar connectors