G30-1 BOULDER OPAL

D. Egbert boulder opal, diamond, cultured pearl and 18k yellow gold necklace Featuring (1) irregular boulder opal, measuring approximately 23 X 18 mm, flanked by (10) full-cut diamonds, weighing a tot

1) Queensland boulder opal weighing 2.85 carats with brilliant green, blue and gold play of color, measures 16 x 7 mm, and 2) white opal with strong blue and green play of color measures 7.5 x 12.8 mm

Boulder opal, diamond and 18k yellow and white gold ring Featuring (1) irregular shaped boulder opal, measuring approximately 22 X 11.3 X 4.5 mm, accented by (2) pear-cut and (6) full-cut diamonds, we

19.50ct Boulder Opal, 1.15ctw SI1-SI2/G-H Diamond Solid 14K Yellow Gold Ring W/Blue Sapphire Accents - This lovely ring is made of solid 14k yellow gold and boasts an approximately 19.50ct inset bould

20.00ct Boulder Opal, 1.20ctw Diamond & Emerald Solid 14K Yellow Gold Ring W/Onyx Accents - This lovely ring is made of solid 14k yellow gold and boasts an approximately 20.00ct boulder opal. The ring

Vintage Blue Doublet Boulder Opal Cocktail Ring 9K Yellow Gold, 4.48 Grams This is a gorgeous statement ring! Let us know if you have any questions. Gemstones: 1 blue doublet boulder opal, 15 mm x 11

Includes one (1) 18K Yellow Gold Boulder Opal and Diamond Enhancer Style Pendant with 18K Yellow Gold 16 ?? Square Foxtail Chain. The pendant consists of one freeform shaped boulder opal and fifteen f

This set of (2) earrings contain 2 boulder opals, 2 (1/16 carat) diamonds, and an additional 40 very tiny diamonds total. The weight is 12 grams and dimensions are 20mm X 30mm. Winner shall receive th

LARGE NATURAL ROUGH BOULDER OPAL Natural rough boulder opal 153ct Measures 1.91" Long x 1.37 " Wide Multi colored Greens, blues, and purples

(1) sterling silver ring teardrop Boulder Opal size 8 ,7.45 gmtw ,marked sterling but it appears setting is not sterling (does not pass the magnet test). (2) sterling silver turquoise stone size 8 rin

Item: Koroit Boulder Opal Gemstones: Boulder Opal Carat Weights: 1.68 Size/Dimensions: 9 mm x 7 mm x 2.7 mm Additional Information: Koroit Opal Fields No Reserve: This lot starts at $1 and has no rese

Item: Koroit Boulder Opal Gemstones: Boulder Opal Carat Weights: 1.92 Size/Dimensions: 9.4 mm x 8.5 mm x 3.6 mm Additional Information: Koroit Opal Fields No Reserve: This lot starts at $1 and has no

Item: Australian Boulder Opal Gemstones: Boulder Opal Carat Weights: 1.2 Size/Dimensions: 8 mm x 6.1 mm x 2.8 mm Additional Information: Koroit Opal Fields No Reserve: This lot starts at $1 and has no

A BOULDER OPAL RING. 14 karat yellow gold mounting contains one prong set oval boulder opal cabochon. Size: 8 1/2 Wt: 17.6 grams

18k yellow gold heart shaped pendant with boulder opal and ruby stones. Dimensions: 1 1/4" X 1" Total weight: 10.5 grams Marius S. Winograd (American/Poland) Original Artisan hand designed piece.

A 14 Karat Yellow Gold, Boulder Opal and Diamond Ring, containing one freeform boulder opal measuring approximately 36.00 x 25.80 mm and 126 round brilliant cut diamonds weighing approximately 1.25 ca

14.40ct Boulder Opal Diamond Freeform Ring, set in 18k Gold with 2/0.064 1 VS2 Diamonds. 17.7g, approximately 1.3125 x 1 x 0.5625 in.

18k Australian Double Drop Boulder Opal And Diamond Earrings. 14.2g, Opal 9.16 cts. diamonds 1.26 cts. This is a unique pair of doublet opal earrings, you can wear them as a drop earrings or just the

BOULDER OPAL BEAD NECKLACE Containing 49 round graduated boulder opal beads measuring 11.00-7.65 mm in diameter, with yellow gold clasp. 18 1/2 inches long. Stamp: 14K. 27.75 dwt.

18k Gold, Silver, and Boulder Opal Cuff Bracelet 18k Gold, Silver, and Boulder Opal Cuff Bracelet Interior circumference 5.5", gap length 1.25", 49.0 dwt.

Made from solid opal. Opal has quite a bit of fire in areas as shown. 8 1/4" tall. 5076 Carats of Opal.

A boulder opal necklace. Comprising thirty-one irregular-shape boulder opal beads, measuring 0.9 to 1.5cms, with a spherical openwork push-piece clasp. Length 45cms. Overall condition fair to good. So

A boulder opal and fourteen karat gold pendant designed as a boulder opal measuring approximately 40.00mm x 25.00 mm, flanked by two scalloped gold bails.11.0 dwt.; Length: 1 in.; Width: 2 1/4 in.

This is an antique Art Nouveau 14K gold stickpin featuring a fine Yowah Australian boulder opal cabochon and two Old European cut diamonds. The diamonds are I clarity and HI color. It is 2 1/2" long a