18K Y/G black opal pendant in bug motif

An 18-karat yellow gold black quartz necklace with an owl motif amber pendant. Stamped K18 on the pendant's bail and K18 on the necklace's clasp. Details and measurements: Necklace length: 18.5 IN. We

The two geometric pendants with shaped cloisonne enamel wave or panther motifs, black opal accent and decorative bail, one with RBC diamond, approx. .01 ct. 14k-18k. 1 1/2" x 1 1/4", 1 3/4" x 1 1/2".

18KYG Black Opal and Diamond Ring size 11, bezel set oval cabochon black opal doublet approx. 13.0mm x 8.5mm, 10 prong set mixed sized round brilliant cut diamonds approx. .30cttw., stamped and tested

Katy Briscoe 18k yg opal tsavorite pendant containing (1) oval shape cabochon cut Ethiopian/Welo opal weighing approx. 28 carats and (32) round shape faceted tsavorites, approx. 1.5 carats. Hallmarked

Estate 18kt gold (tested) pendant, black opal doublet, four diamonds, approx 0.24cttw, average clarity: I1, average color: J-M, on a 14kt white gold rope chain, opal doublet is cracked, pendant: appro

METAL: 18k Gold. GEMSTONES: Diamonds. Opal. MEASUREMENTS: Pendant is 33mm long x 19mm wide. MARKED: 750. WEIGHT: 5.3 grams.Gemstones have not been graded for color and clarity ,and tested for clarity

18k gold pendant, with black opal mosaic doublet with crystal. Pendant is 25mm x 20mm. Marked 18k. Weight - 2.3 grams.

An 18K Y/G Buddha motif pendant (0.63"X0.38"), attached to a 14K necklace, total wt. 5.1gm

18k white gold diamond and black opal doublet pendant set with a black opal doublet measuring approx. 11mm x 8.5mm, and 45 round brilliant cut diamonds, approx .45 carat total weight, measuring approx

18KYG Pendant and Chain approx. 24 inches, pendant depicts Saudia emblem, chain and pendant stamped 750 (18K), gross weight approx. 6.50dwt, ++ 18KYG Egyptian head motif pendant approx. 1.25 inches di

Large Important Firey Black Opal Pendant in 14k Yellow gold with Brilliant cut diamonds set in a rope pattern setting. 26.9mm at the widests and 24mm tall

18KYG Opal and Diamond Flower Head Pin/Pendant approx. 1 1/2 inches diameter, 11 prong set cabochon opals approx. 5.0mm x 3.0mm, five prong set round diamonds approx. .03ct each, .15cttw., stamped and

METAL: 18K gold. GEMSTONES: diamonds-approx. 2.00ctw,opal 5.00ct. MEASUREMENTS: pendant is 70mm long x 27mm at widest point. MARKED: 750. WEIGHT: 20.0 grams. Gemstones have not been graded for color a

18K Y/G pendant (0.5"x0.5") in bow tie motif, set with small diamonds, tdw approx. 0.40ct, attached to an 18K Y/G necklace, wt. 3.7gm

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

This is a 1970's 18k yellow gold and black Australian opal ring with a total of 6.60Cts.  The ring is centrally set with an oval cabochon cut opal that measures 17.80mm x 13.00mm x 4.99mm.  The opal

2.30ct Black Opal, 0.30ctw VS1-VS2/G-H Diamond & Solid Platinum Pendant on Adjustable 18K White Gold Chain - This beautiful necklace is comprised of a 1" solid platinum pendant which hangs on an 18" s

Ladies opal pendant with necklace. Features an opal triplet measuring 25mm x 13mm in a bezel setting and hanging from an 18k gold chain, measures 20 in. long. Weighs 9.3 grams. Marked 14K on the penda

Approx. 2.14 Carat Opal,3.38 Carats Diamonds and 18 Karat White Gold Pendant. Stamped 18K. Measures 1-1/4" x 1-1/4". Approx. weight 6.15 grams. Condition: As New Condition. Estimate: $500.00 - $700.00

Approx. 12.81 Carat Opal, .93 Carats Diamonds and 18 Karat White Gold Pendant. Stamped 18K. Measures 1-5/8" x 1-1/2". Approx. weight 10.68 grams. Condition: As New Condition. Estimate: $800.00 - $1200

GIA certified 5.51 G boulder opal pendant hung on an 18K yellow gold black diamond beaded necklace. Center stone set in a white + yellow metal pendant w/numerous near colorless round brilliants. Measu

13mm Black Opal & Solid 18K White Gold 18" Necklace W/Diamond Accents - This lovely necklace was finely crafted of solid 18k white gold and is comprised of a 0.75" pendant which hangs on an 18" chain.

18K yellow gold insect brooch or pendant having black enamel eyes, blue plique a jour enameled body with articulating wings and two diamond accents. Stamped 750. Approx. overall length 1.75in., weight

METAL: 18K gold GEMSTONE(S): black opal and a single-cut diamond MEASUREMENTS: 2-1/4 inches long, 5/8 inch at widest section WEIGHT: 4.90 g.Stamped: 750