18K GOLD & OPAL NECKLACE.

This delightful piece features 42 oval white opals of various sizes, approx. 45 ct. tw., opals have blue, green and red flashfire, most are quite bright, the largest opal is 12 x 8 mm, 16 inches long,

Hanging from an 16" 18k yellow gold chain is a teardrop shaped opal pendant. The opal has shades of gold, green, blue and red. It has a jewellery clasp and total weight is 6 grams.

Barnaby 18k gold and opal necklace and earrings set, six strand opal bead necklace with 18k gold clasp, opals average between 2-4mm and are individually knotted, detachable pendant can also be worn as

18K gold multi-emerald necklace, approx 18" L. Central drop is approx 1.75" L. central fiery opal dangle pendant, marked 18K on reverse. Intricate chain design. Approx 14 cwt, approx 12.6g.

METAL: 18k Gold. GEMSTONES: Diamonds approx. 0.15ctw. Opal. MEASUREMENTS: Necklace is 18" long, pendant - 50mm long x 28mm. MARKED: Illegible designers marks, Joiers, B-193 750. WEIGHT: 28.9 gram

A Large 18k Gold Opal & Emerald Bead Necklace featuring a strand of Round Opal Beads displaying Inner Fire and strung with Emerald bead markers. Approximate Dimensions: 23.62 inches [60 cm] (Length) x

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

Edwardian 18k gold opal and diamond necklace, 17" chain with small center piece holding chain two round pendant measuring 9/16" in diameter, fifteen mine cut diamonds measuring between 0.04 to 0.06 ca

METAL: 18k Gold. GEMSTONES: Opal approx. 2.04ct. MEASUREMENTS: Necklace is 18.5" long. Pendant is 29mm long x 25mm wide. MARKED: 750 AK. WEIGHT: 16.2 grams. Gemstones have not been graded for col

Fine diamond & opal pendant. Crafted of 18k white gold. Features a tear drop shaped cabochon of opal measuring 12mm x 8mm. The opal has excellent play of color with rich greens, blues, reds,and yellow

18K Gold & Opal Butterfly Delicate Necklace

18k Gold w/ Large Opal & Diamond Necklace, marked 750, approx 15.7g total weight -

DESCRIPTION: A Vintage beaded necklace crafted with oblon and spherical Black Australian opal, completed with a 18k yellow gold closure, stamped "18k". Total Weight: 202 carats CIRCA: Mid 20th Century

DESCRIPTION: An antique middle eastern double stranded necklace, comprised of Ethiopian opals terminating at a center 18k yellow gold pendant, garnished with approx .50 cts of Diamonds. Further design

weight: 8.2 gram, gemstone: Ethiopian opal 40.46ctw, size: 16 inches, metal: necklace 18k white gold

18k Yellow Gold Opal and Diamond Necklace. Pendant set with diamond in weight of about 0.03ct and opal (8x6mm). Marked. Chain length: 41cm. Pendant: 22x7mm. 5.85gr.

A modernist jointed torque suspends two polychromatic crystal opals, 40.7 x 18 x 5 mm and 49.8 x 18 x 7 mm., approx. 55 cts. TW by formula, opal clasp. Ca. 1959. Impressed Burle Marx 18k with other in

Metal: 18k Yellow Gold Measurements: Chain Length: 15.75" Weight: 6.4g Stones: Black Opal - 5.5mm x 23mm Orange Spessartite Garnet - 9.5mm x 5mm x 3mm Estimated Weight 0.89ct Pendant Size: 8mm x 36mm

18K and 14K white gold Australian opal and diamond pendant necklace, pendant with one 16.65ct. oval-cut 25 x 21mm Australian opal accented with six round brilliant-cut diamonds approx: 0.12 ct tw., co

18k Two-Tone Gold 1.75ct Ethiopian Opal & White Sapphire Necklace

18k Strawberry Gold 11.53 carat Neopolitan Opal Necklace, with incredible fire. Pictures cannot do this justice, but we tried. Cushion Cut. 3/4 carats/95 pieces: Brown and white diamonds ranging vs2-s

Opal Bead, Diamond, 18k Yellow Gold Necklace. Featuring opal beads ranging in size from approximately 7.5 mm to 4.7 mm, completed by a diamond, 18k yellow gold bean shaped clasp, forming a graduated 1

A TIFFANY & CO. 18K YELLOW GOLD, DIAMOND, OPAL, AND BAROQUE SEED PEARL NECKLACE, 1970s-1980s, design attributed Angela Cummings, an 18k yellow gold clasp set with a pavé of thirty-five round cut di

18k yellow gold chain necklace, crafted by Asch Grossbardt, featuring slide pendant with inlay opal, mother of pearl and approx. 0.15ctw in G/VS diamonds. Measures 18" Long, Pendant 14mm x 16mm.