CITRINE AND EIGHTEEN KARAT GOLD RING, centering a

A color change alexandrite and eighteen karat gold ring centering a bezel-set cushion-cut alexandrite weighing approximately 10.00 carats, in fluted step mount. (10.5 dwt.; Size: 4 1/2) Provenance <

A turquoise, diamond, and eighteen karat gold ringcentering a round turquoise cabochon measuring approximately 9.10 mm, secured by straps of baguette-cut diamonds in a pavé-set round brilliant-cut di

A tourmaline, diamond and eighteen karat gold ringcentering a carved pink tourmaline, weighing approximately 4.00 carats, surrounded by full-cut diamonds; Estimated total diamond weight: 0.60 carat. G

A yellow sapphire, diamond, and eighteen karat gold ringcentering an oval-cut yellow sapphire weighing 18.79 carats, surrounded by single-cut diamonds in openwork foliate mount.Size: 5 1/2provenance:A

A cat's eye moonstone, diamond, and eighteen karat gold ringcentering an oval cabochon cat's eye moon stone measuring approximately 29.0mm x 14.3mm x 12.0mm, accented by round brilliant-cut diamonds;

An aquamarine, amethyst, diamond, and eighteen karat white gold ring centering an emerald-cut aquamarine measuring approximately 11.20 x 9.20 x 6.20mm, with circular-cut amethyst surround, on round br

A lapis lazuli, eighteen karat gold, and gem-set ringcentering a polished saddle shaped lapis lazuli measuring approximately 28.0mm x 9.8mm x 7.7mm, accented by circular-cut greenish-blue gems.10.6 dw

A diamond and eighteen karat gold ring the wide gold band centering a pear shaped diamond weighing approximately 1.30 carats, bezel-set in white gold. (7.7 dwt.; Size: 9)Condition report: Please note

A gemstone and eighteen karat gold ringdesigned as a cluster of fancy-cut amethyst, citrine, tanzanite, blue topaz, peridot and tourmaline, centered by a round brilliant-cut diamond. 3.8 dwt; size: 7

Centering a cabochon sapphire weighing approximately 8.14 carats; with a full cut diamond surround and accents; total diamond weight approximately 1.20 carats; in eighteen karat gold.Ring size: 6 1/4;

Two 18K yellow gold lady's gemstone rings Including an eighteen karat gold ring set with a checkered cushion-cut citrine measuring approximately 11.50 x 7.80mm, surrounded by diamond accents, size 7,

Centering a modified oval cut amethyst in a rose cut diamond surround; in detailed eighteen karat gold. Ring size: 6; Gross weight: 10.29 dwt.

A diamond, cognac diamond and eighteen karat bi-color gold ring, Pav&#233;of spiral design, featuring a row of tension-set rough diamond cubes, centering a cushion modified brilliant-cut near colorles

A ladies' 14 karat white gold ring centering a yellow citrine and having diamond and green gemstone accents, possibly chrome diopside. Approximate weight overall

Centering a rectangular step cut ruby weighing approximately 3.75 carats; flanked by rectangular step cut diamonds; total diamond weight approximately 0.65 carat; in eighteen karat white gold. Ring si

Centering a modified cushion cut sapphire weighing approximately 3.35 carats; in a detailed full and single cut diamond foliate surround; in eighteen karat white gold. Ring Size: 7, Gross Weight: 2.59

Unusual Eighteen-Karat White Gold, Citrine and Diamond Ring, the twisted mounting set with a large oval faceted citrine, with an approximate weight of 18.25 carats, the mounting ending in prongs with

Carved cultured Tahitian pearl revealing a citrine nucleus with full cut diamond accents; mounted in a tall flat detailed eighteen karat gold setting. Ring size: 5 1/2; Gross weight: 5.66 dwt. All ite

A carved tourmaline and eighteen karat gold pendant with matching ring, Burle Marx and Bruno Guidi the pendant centering a carved pink tourmaline measuring approximately 15.9mm x 10.1mm x 9.0mm, the b

A pair of eighteen karat gold, citrine, and enamel earrings, Elizabeth Gage triangular shaped centering a faceted citrine within a polished gold setting, enhanced with black enamel floral decoration.

centering one oval mixed cut citrine weighing approximately 4.35 carats; and 16 full cut diamonds [K-L/SI] weighing approximately 0.08 carats total; 7.0 grams; size: 8 1/2

An 18K yellow gold, platinum, yellow sapphire, and diamond ring, Boris LeBeau designed as a tapering cigar band in eighteen karat yellow gold and platinum, centering a bezel set cushion-cut yellow sap

Centering an oval cut sapphire weighing approximately 1.70 carats; in a tiered baguette and full cut diamond surround; total diamond weight approximately 2.25 carats; in eighteen karat white gold. Rin

one ring centering one oval mixed cut blue topaz weighing approximately 9.09 carats (size: 8 3/4, 6.3 grams) ; the other centering one oval mixed cut citrine weighing approximately 9.61 carats, and si