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.
