Art Deco moonstone, diamond and enamel ring by Dumont, French c.1920,

Art Deco moonstone, diamond and enamel ring by Dumont, French c.1920,
Price: £10,000-£20,000
Ref No. 02988
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Description
the oval cabochon moonstone mounted landscape, within a black enamel line border, three box collet millegrain set round brilliant old cut diamonds to each shoulder with black enamel detail, mounted in platinum, serial number 774, French assaymark and workshop mark for SD
Length across shoulders 1.7cm / 11/16'
Width 1.2cm / ''
Weight: 4.5g
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