circa 1930s This vintage 14K gold ring features a rare 4.19 ct vivid green Russian demantoid set in an ornate Art Deco silver over gold frame […]

An Art Nouveau Vintage Demantoid and Diamond Ring c. 1915 The 14K rose gold and silver ring is designed as a stylized flower embellished with a […]

A Vintage Demantoid and Diamond Bypass Engagement Ring made in St. Petersburg between 1908 and 1917 The 14K yellow gold ring is prong-set with a sparkling […]

A Vintage Demantoid and Diamond Engagement Ring made in Kiev between 1908 and 1917. A 14K rose gold ring is set with a superb 1.08 ct […]

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 […]

Vintage Textured Gold and Demantoid Garnet Cuff Links made in Odessa between 1908 and 1917 The 14K gold cuff links are designed to imitate hammered and […]

A Vintage Art Deco Garnet Brooch / Pin Russian, circa 1930 A 14K gold openwork brooch in Art Deco style is set with a hessonite garnet […]

An Antique Art Nouveau Russian Demantoid Brooch / Pin Made in Moscow between 1899 and 1908 The brooch is designed as a stylized flower in Art […]

An Art Nouveau Antique Demantoid and Gold Brooch Pin Made in Kazan between 1899 and 1908. The brooch is designed as a flower in Art Nouveau […]

An Antique Gemstone Gold Brooch – Pin made in Moscow between 1899 and 1908 A 14K gold brooch is formed as a stylized flower with five […]

An Impressive Art Deco Amethyst and Demantoid Gold Brooch Moscow, circa 1930 A 14K gold milgrain openwork brooch in Art Deco style features a large bright […]

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 […]

A Superb Antique Russian Demantoid Garnet Brooch Pin circa 1885 of a crescent shape, centered with a cluster (central stone approximately 0.70 ct), flanked by two […]

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. […]