An opal necklace. The oval opal cabochon fringe,

OPAL, DIAMOND AND GREEN GARNET PENDANT/NECKLACE The oval opal cabochon with a brilliant-cut diamond and green garnet surround, lengths: pendant 3.0cm, chain 44.5cm For further information on this lot

Stunning fire opal necklace with 50 6mm x 4mm oval fire opals approximately 25ct, mounted in a 14k prong settings, 30 grams, very good condition, 17.5" length

An early 20th century 15ct gold opal and split pearl necklace. The circular opal cabochon fringe, suspended from a scrolling foliate split pearl and circular opal cabochon tapered line, with belcher-l

Collection of Two Matching Opal, Vermeil Necklaces. Each featuring eighteen oval shaped opal cabochons, bezel set and linked in a vermeil mounting, completed by lobster claw clasps, forming 44 inch ne

OPAL AND DIAMOND NECKLACE Containing 43 oval cabochon opals measuring approximately 6.70 x 4.80 mm and 172 round brilliant cut diamonds weighing approximately 0.35 carat total. Mounted in gilt sterlin

YELLOW GOLD, OPAL AND DIAMOND NECKLACE Containing one oval cabochon opal measuring approximately 15.50 x 10.75 x 4.40 mm and 23 round brilliant cut diamonds weighing approximately 0.85 carat total. 15

Opal, 14k Yellow Gold Necklace. Featuring one oval shaped opal cabochon measuring approximately 12.3 x 9.8 mm, accented by two full-cut diamonds weighing a total of approximately 0.02 cttw., set in a

A silver handmade fire opal and moonstone necklace. Gemstone Attributes: Oval orange fire opal cabochons and oval moonstone cabochons.Setting Type: Bezel set. Clasp Type: Rectangle hook.Metal: Silver.

OPAL NECKLACE, CIRCA 1900 The front set with circular and oval opal cabochons, mounted in silver, length 48.0cm

14 kt. Yellow Gold, Opal and Diamond Pendant/Brooch Necklace , central oval cabochon opal, wt. approx. 7.00 cts.; pierced filigree surround set with 38 round cut diamonds, total wt. approx. 2.00 cts.;

An opal and diamond necklace. Designed as a series of oval opal cabochons, with similarly-cut opal and brilliant-cut diamond triple spacers. Estimated total diamond weight 2.75cts. Length 44cms. Weigh

TONY DUQUETTE, OPAL, ROCK CRYSTAL AND MOONSTONE NECKLACE Containing 111 oval cabochon opals in various sizes, 34 round cabochon rock crystal and 44 oval cabochon moonstones. Mounted in white gold. 18

Opal, Emerald, Diamond, Yellow Gold Pendant Necklace. Featuring one oval shaped opal cabochon measuring approximately 10 x 5.9 mm, accented by one round opal cabochon measuring approximately 5.1 mm, f

28 in. open ended with tassels, slide pendant set with one 3.7 mm. and six 2.6 mm. oval cabochon opals, 37.5 grams, with appraisal

OPAL BEAD NECKLACE Consisting of round opal beads measuring approximately 4.00-12.00 mm in diameter with a yellow gold and oval cabochon opal clasp. 20 1/2 inches long.Stamp: 18K.Gross weight: 24.75 d

129058 14K YELLOW GOLD MEXICAN FIRE OPAL LADIES NECKLACE 14k yellow gold ladies necklace with one 18.0 X 13.0mm oval Mexican fire opal cabochon gemstones Stone Type: OpalWeight: 6.4 Grams Size: 20" Le

Vintage Large and Magnificent Oval Cabochon Opal, Round Brilliant Cut Diamond and 18 Karat Yellow Gold Necklace. Opal measures 1-1/8" L, 13/16" W. Diamonds F-G color, VS1-VS2 clarity. Stamped 750. Mea

Opal, Diamond, Platinum, White Gold Pendant-Necklace  The pendant features an oval-sh

and Diamond Clasp. Double strand pearl necklace with large 14kt yellow gold clasp inlaid with central oval cut opal cabochon with a surround of Old Mine cut diamonds of various shapes and sizes. Avera

OPAL BROOCH, CIRCA 1970; FANCY-LINK NECKLACE 1st: The brooch of scroll design with bark texture, set with an oval opal cabochon and accented with circular-cut rubies and brilliant-cut diamonds, 2nd: D

14k yellow gold freeform pendant containing one freeform boulder opal, one oval cabochon doublet, four gemstones of various cuts and colors and one round brilliant cut diamond weighing approximately 0

PEARL, OPAL AND DIAMOND NECKLACE comprising a single row of ninety-nine pearls of 6.0-6.5mm, the clasp set with an oval cabochon opal between two flat cut diamonds, within a border of rose cut diamond

14k stamped yellow gold necklace. Center section with eight oval cut opal cabochons accented by fourteen 1.5 point each round diamonds. Total diamond weight .21 carats. One opal with hairline crack an

EFFY: A 14K BI-COLOR GOLD, OPAL AND DIAMOND PENDANT NECKLACE • 14k white and yellow gold • 1 oval cabochon opal weighing and measuring approximately 0.85 carat (8.00 x 6.10 x 3.20mm) &#822