Sunset diamondbrooch. Set with one round old cut diamond in an open backcutdown setting with a weight of 0.90 carats, further highlighted with twelve round old cut diamonds in similar settings with a combined weight of 1.60 carats and sixty eight round single cut diamonds in open back grain settings with a combined weight of 2.20 carats. The total approximate diamond weight is 4.70 carats, to a half sunburst design with a central coronet cluster issuing radiating beams, fancy pierced backholing and a secure hinged pin to reverse with additional safety chain and pin, approximately 6.3cm in width. Tested yellow gold with silver settings, English, circa 1840.
Sunset diamond brooch. Set with one round old cut diamond in an open back cutdown setting with a weight of 0.90 carats, further highlighted with twelve round old cut diamonds in similar settings with a combined weight of 1.60 carats and sixty eight round single cut diamonds in open back grain settings with a combined weight of 2.20 carats. The total approximate diamond weight is 4.70 carats, to a half sunburst design with a central coronet cluster issuing radiating beams, fancy pierced backholing and a secure hinged pin to reverse with additional safety chain and pin, approximately 6.3cm in width. Tested yellow gold with silver settings, English, circa 1840.