171.96ct Australian Boulder Opal EST: $420 - $840 (G

the gold mounted pendant set with an oval opal approx. 34x18mm, overall length 2", stamped '18K DSG', on a 15.5" bar link chain stamped 750, (pendant 9.4gms., chain 4gms.), gross weight 13.4gms., Open

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

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

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

2 14k Australian Opal Rings Set Octagon Shapes, 15.6 g, size 6.5. ALL CREDIT CARDS WILL BE MANUALLY VERIFIED PRIOR TO SHIPMENT.

Gelbgold, 14 ct.; Besetzt mit einem Opal mit sehr schönem Farbspiel, akzentuiert durch einen Brillanten von ca. 0,20 ct.; Gew. ca. 12,21 g. Brooch set with a boulder opal and diamnond appro

14.5mm Australian Golden Jelly Opal, 1.50ctw SI1-SI2/G-H Diamond & Solid 14K White Gold Cocktail Ring - This gorgeous ring is made of solid 14k white gold, and boasts a lovely, 14.5mm Australian Golde

Boulder opal ring GG 750/000 Naturalistic single piece with a boulder opal 25 x 9,5 mm, RG 52, W marked, 13,6 g

3.5 carat natural Australian opal pendant. Measures 15x9 mm Cabochon cut Very nice clarity, beautiful play of colors. .46 carat natural round diamonds G color vs2 clarity 14 karat yellow gold. 2.8 gra

Vintage 14KT white gold ring with 3.30 carat Australian opal accented with (20) round diamonds (.30 TCW, G-H color, VS clarity). Size 6 1/2, weighs 3.7 grams.

14k diamond and opal earrings,c.1970, 3.2 dwts. These earrings contain 12 round VS1 G-H color single cut .02ct diamonds, for a total diamond weight of .24cts. Australian opals. 1.25" long.

Ref:230408105 Gold Content:14K Gold Ring Size:7.25US Main Gemstone:Natural Opal Number of stones:1 Shape:Oval Carat Weight:4.20ct Color:White Cut Grade:G

GRIMA: BOULDER OPAL AND DIAMOND DRESS RING, 1977 The oval boulder opal in a pierced mount of textured wire with brilliant-cut diamond accents, mounted in 18 carat gold, signed Grima, workshop mark HJC

18k Yellow Gold 12.17ct. Boulder Opal Bangle 62.5g. Inside measurement 5.5 in., cuff break 1in. ALL CREDIT CARDS WILL BE MANUALLY VERIFIED PRIOR TO SHIPMENT.

They weigh 17.3 grams and measure 17 mm x 16 mm. Showcasing a pair of cabochon cushion square cut, blue opals, weighing approximately, 20.00 carats.

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

Boulder Opal, 18k Yellow Gold Jewelry Suite. Including one boulder opal measuring approximately 54 x 33 mm, 18k yellow gold brutalist style 24 inch necklace; one pair of boulder opal, 18k yellow gold

14K yellow gold modern ring having a central cab oval grey Australian opal (approx. 17.50 ctw, medium play of color - green, red blue) and 36 natural modern round brilliant halo diamonds (approx. 1.80

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

ring, GG 750/000, central boulder opal (Australia), very fine quality with intensive blue - and bright green color, at the side 7 brilliants c. 0.60 ct tw-vsi/si, ring head c. 22.8 x 18.0 mm, ring sha

BOULDER OPAL AND DIAMOND MAGNIFYING GLASS PENDANT Consisting of two sliding pendants containing one freeform boulder opal measuring approximately 40.00 x 24.00 mm, 26 round brilliant cut diamonds weig

This is a 1970's 18Kt YG 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 exhibit

Title: Antique 3.75ct Natural Australian Opal 2.50ctw Old Euro Diamond 14k Gold Ring 1920s Description: A genuine ca. 1920s ring in 14k gold featuring a large, elongated cabochon of translucent opal

These cosmic boulder opal cufflinks are crafted in 18-karat yellow gold, weighing 26.4 grams and measuring 22mm x 15mm. Showcasing a pair of rectangle prong-set boulder opals, weighing approximately,