St. Petersburg, circa 1870s.

A superb quality antique 14K gold brooch is modeled as a pansy flower set with three faceted garnets, twenty nine old rose cut and twenty six old cushion cut diamonds. Three petals of the flower are covered with glossy dark purple guilloche enamel.

Estimated total diamond weight is 2.40 ct.

The brooch is marked with St. Petersburg assay mark and maker’s initials ‘CS’.

Length 32 mm (1 1/4 in.), width 29 mm (1 1/8 in.)

The brooch comes in a brown leather retailer’s case of the period stamped ‘A. IVANOV  ST.PETERSBURG’.