Russia, St. Petersburg
Gold, diamonds, sapphire cabochon; presswork, cutting out, gems setting, polishing, gems cutting
Firm's mark: "КФ"; St. Petersburg district Assay Office; "56"
Brooch from two coloured gold. The base layer in the form of foliage ornament made in the presswork technique with successive cutting out, a double-headed eagle trimmed with diamond, ornated with faceted diamonds and sapphire cabochon. All gems are mounted by pave setting. The onlay is fixed on the base layer by three tapered rods, a hinged pin is on the rear side of the brooch.