St. Petersburg, circa 1890
An antique Russian 14K gold brooch is designed as a stylized flower encircled by a floral-motif diamond frame. The flowerheads are set with one round and two pear shape Persian turquoise, each within a surround of cushion cut, old mine and rose cut diamonds.
Estimated total diamond weight is 2 carats.
Width 28 mm (1 1/8 in.)
Marked on pin guard with 56 zolotnik Imperial gold standard, St. Petersburg assay mark and maker’s initials.