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 BREVETE Diameter 1.3cm / �'' Weight: 12.5g
Antique diamond and emerald heart pendant-brooch, c.1900, centred by an inverted pear shaped Colombian emerald to a pave set old brilliant cut diamond ground, open cut down collet set in platinum and yellow gold to back, wave pierced scroll gallery, hinged pendant loop to verso and with detachable brooch fitting accompanied by AGL report no. 1124775 giving a Colombian origin opinion for the emerald with insignificant oiling