Art Nouveau Diamond and Demantoid Gold Cufflinks made in Moscow between 1899 and 1908 Greenish-yellow 14K gold cufflinks with applied stylized flowers are set with sparkling […]

Made in Moscow between 1899 and 1908. This 14K rose and green gold antique brooch is designed as an Art Nouveau flower embellished with 12 sparkling […]

circa 1930s A white 14K gold ring is centered with a transitional cut brilliant diamond (approximately 1.05 ct., 7 x 3.4 mm, G color, I1 clarity […]

Russian, circa 1910 Unmarked, attributed to Bolin, jeweler of the Imperial Court Length 64 mm (2 1/2 in.) Silver topped 14K gold, old mine cut diamonds […]

An Art Nouveau Demantoid and Diamond Pendant Necklace made in Kazan between 1908 and 1917 an openwork pendant of a floral design set with Russian demantoids […]

A very large Art Nouveau Russian rose gold, pale green demantoid garnet and synthetic ruby brooch / pendant. Made in Moscow between 1908 and 1917. Height […]

Demantoid and Diamond Cluster Ring circa 1910 The 18K rose and yellow gold ring is centered with an oval 2.22 ct sparkling green Uralian demantoid garnet. […]

Russian Demantoid and Natural Ruby Dangling Earrings circa 1910 The two largest demantoids are 5.9 x 4.35 x 2.3 mm (approximately 0.46 ct) and 5 x […]

Russian Demantoid Drop Earrings circa 1910 (ear pendants) with replaced closures (modern) The earrings feature a pair of large demantoid garnets. Russian Ural Mountain demantoids over […]

circa 1935 The ring is set with nine Siberian amethysts – of deep purple, medium purple, and pale lavender color – and sixteen bright green Russian demantoids. […]

A Cat’s Eye Demantoid Garnet and Diamond Cluster Ring The demantoid and diamond cluster is circa 1890, and the shank is a modern replacement (14K gold). […]

A Russian Demantoid Garnet and Fancy Colored Diamond Cluster Ring circa 1890, with a later shank The ring is set with an exceedingly rare 5.1 carat […]