A late 19th early 20th century diamond brooch
The central old brilliant-cut diamond within a stylised openwork cartouche set with old brilliant and rose-cut diamonds, decorated with single-stone collets and a knife-edge lattice with rose-cut diamond points, circa 1900, 4.6cm long
A late 19th early 20th century diamond brooch
The central old brilliant-cut diamond within a stylised openwork cartouche set with old brilliant and rose-cut diamonds, decorated with single-stone collets and a knife-edge lattice with rose-cut diamond points, circa 1900, 4.6cm long
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