Late 19th century five stone ruby and diamond cluster ring, possibly French, c.1890, with cushion cut rubies totalling approximately 2.00cts,

Late 19th century five stone ruby and diamond cluster ring, possibly French, c.1890, with cushion cut rubies totalling approximately 2.00cts,
Price: £20,000-£50,000
Ref No. 07107
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Description
in a rose cut diamond scalloped line border, cut down collet set in silver and gold, open set to the rubies, split shouldered gold shank with later liner, testing as 18ct, trace of possible French eagle's head mark for 18ct
Cluster width at centre 10.4mm
Central ruby 6.3 x 5.3 x 2.2mm
Weight: 4g
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Late 19th century five stone ruby ring, c.1890, the graduated cushion cut Burma rubies, approximately 4.10cts, with eight rose cut diamond points in between, to a pierced and scroll engraved gallery, fluted shoulders, mounted in 18ct gold, stamped '18CT', accompanied by GCS report no. 5776-4880 giving a Burma origin opinion for the rubies and that they show no evidence of heat treatment
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S.J. Phillips