Late 18th century cushion cut diamond cluster ring, c.1790, the rectangular cushion cut diamond of approximately 5ct,

Late 18th century cushion cut diamond cluster ring, c.1790, the rectangular cushion cut diamond of approximately 5ct,
Price: More than £50,000
Ref No. 03679
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Description
open set to a close set border of fourteen small cushion cut diamonds, cut-down collet set in silver and gold, fluted trifurcated shoulders and fluted shank
Cluster 1.7 x 1.5cm / 11/16 x 5/8''
Diamond approximately 10.6 x 8.8 x 6.7mm
Weight: 5.5g
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S.J. Phillips