amethyst

Amethyst with red Hematite / Blue Point Amethyst Mine, Thunder Bay District, Ontario, Canada

VERDURA SPRING 2013 COLLECTION REMEMBERS BLACK & WHITE BALL. RAJA RING. Green tourmaline, amethyst, platinum and gold.

  Amethyst Stalactite

18 Karat White Gold, Diamond and Colored Stone 'Anemone' Necklace, Michele della Valle - Sotheby's Designed as a graduated row of fanciful anemone flowerheads, set with round near colorless diamonds weighing 46.86 carats, accented by round diamonds of black, pink and yellow hues weighing 7.45 carats, further decorated with round pink sapphires, amethysts, garnets, iolites, pink tourmalines and spinels, length approximately 16 inches, signed Michele della Valle. Estimate: 125,000 - 175,000 USD Please note that the... [Lire la suite]

Siberian Blue Quartz on amethyst

An antique amethyst, diamond and enamel brooch, by Marcus & Co. Photo Christie's Image Ltd 2013 Set with a cushion-cut amethyst, within an old European-cut diamond and purple enamel foliate surround, mounted in 18k gold, circa 1900. Signed Marcus & Co. Estimate:  $6,000 – $8,000 Christie's. NEW YORK MAGNIFICENT JEWELS AND THE PRINCIE DIAMOND. 16 April 2013. New York, Rockefeller Plaza.

An amethyst, emerald and diamond bangle bracelet, by David Webb. Photo Christie's Image Ltd 2013  The carved amethyst hinged bangle designed as two opposing horses, with circular-cut diamond detail and cabochon emerald accents, mounted in 18k gold and platinum, 2½ ins. diameter. Signed David Webb, no. BC33. Estimate:  $90,000 – $120,000 With Certificate of Authenticity from David Webb Christie's. NEW YORK MAGNIFICENT JEWELS AND THE PRINCIE DIAMOND. 16 April 2013. New York, Rockefeller Plaza.

Art Deco Nephrite Jade, Amethyst, Diamond and Platinum Brooch. Circa 1930’s. Photo courtesy Macklowe Gallery An Art Deco platinum brooch with diamonds, amethysts, and nephrite jade. The brooch has a center old European-cut diamond with an approximate total weight of .80 carats, 2 pear-shape amethysts with an approximate total weight of 1.50 carats, 16 old European-cut diamonds with an approximate total weight of 1.12 carats, and a carved nephrite jade circle known as a bi. Dimensions: 1” in height x 2 5/15”... [Lire la suite]

Antique Russian Monogrammed Amethyst Gold Mens Ring, Russia, c. 1908. Photo by Romanov Russia This finely modeled and well crafted vintage Russian gold ring was made in Moscow between 1908 and 1917. The pale purple oval amethyst is inlaid with a gold monogram 'M', embellished with six tiny rose cut diamonds. The chased gold shank is designed as an Art Nouveau olive wreath. The ring is marked with 56 zolotnik old Russian gold standard (14K) / Moscow assay stamp. Height - 15 mm (5/8 in.). Price on... [Lire la suite]

A morganite, amethyst, ruby, spinel, coloured sapphire, tourmaline and gold bracelet, by Suzanne Belperron.