An art deco onyx and diamond brooch
The lozenge-shaped plaque of geometric, openwork deisgn, the six central old brilliant-cut diamonds, within a millegrain-set diamond and scrolling onyx and sapphire detail surround, one stone deficient, some stones replaced and evidence of repair, 5.8cm wide
An art deco onyx and diamond brooch
The lozenge-shaped plaque of geometric, openwork deisgn, the six central old brilliant-cut diamonds, within a millegrain-set diamond and scrolling onyx and sapphire detail surround, one stone deficient, some stones replaced and evidence of repair, 5.8cm wide
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