A late 18th century firmament brooch.
Set with rose-cut diamonds (centre stone approx. 5,7 x 5,4 mm) against a background of blue guilloche enamel
brooching of a later date
below legal gold alloy (386/000)
7,0 g, h. 30,4 x w. 17,1 mm
Taxatie: € 600 - € 800
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