96ct Australian Bounder Opal

Excellent hi grade piece; well cut & colored; with treatment

Excellent hi grade piece; well cut & colored; with treatment

Excellent hi grade piece; well cut & colored; with treatment

Excellent hi grade piece; well cut & colored; with treatment

Excellent hi grade piece; well cut & colored; with treatment

This is a collection of Australian Boulder Opal cabochons. The opal was mined in the Outback of Queensland in Australia. Each one shows fantastic flash and colors of blue, green, red, purple and pink.

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

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

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

The set includes a stunning necklace set with a pair of earrings. Each pieces is made of 14k yellow gold and features snakes as the main component of the design. The necklace pendant showcases a Raw A

Antique Black Australian Opal on Matrix Diamond Brooch of 18K Gold Dimensions: 15.86 x15.35 x12.00 mm* Weight: 22.80 grams* * (estimate/approximately)

1970's Victorian Revival Australian Opal Diamond Brooch. Featuring an open frame floral motif centrally set with a oval cabochon cut "jelly" opal exhibiting a harlequin blue, green and red play of col

14K Gold | Genuine Australian Opal | Marco Begaye Navajo 14K Yellow Gold Australian Opal Clip Earrings | Navajo Native American Southwest Indian Jewelry | Good (no breaks or damages) | Approximate Wei

Ballerina Cluster Mod 5.50Ct. Natural Australian Opal ring Rays of Orange Reds & Some Blue Greens Opal is NOT a dublet 15.6 X 11.3 mm .50ct. diamonds Rounds and full cuts. H-color, Vs-2 clarity. 14kt.

With diamond halo, in an 18K white and yellow gold setting. In original leather box, Spaulding & Co. Chicago. Condition: fine hairline inclusion in opal. 2 1/2" long x 1/2" wide

Title: Lightning Ridge Australian Opal Certified - 1.33 ct Metal Purity: Natural, Certified Gemstones: Australian Opal Carat Weights: 1.33 ct Size/Dimensions: 10.85 x 6.89 x 3.01 mm Additional Informa

1970's Victorian Style Australian Opal Diamond Brooch/Pendant 2.00Cts

Title: Australian Opal Certified - 2.30 ct Metal Purity: Natural, Certified Gemstones: Australian Opal Carat Weights: 2.30 ct Size/Dimensions: 10.68 x 8.53 x 4.08 mm Additional Information: Natural Ce

Title: Lightning Ridge Australian Opal Certified - 1.01 ct Metal Purity: Natural, Certified Gemstones: Australian Opal Carat Weights: 1.01 ct Size/Dimensions: 9.33 x 8.04 x 1.99 mm Additional Informat

Oceania, Australia, Cretaceous Period, ca. 110 million years ago. This is a stunning piece of milky opal in a stone matrix. The matrix is professionally prepared and cut to show off the splendor of th

Arts & Crafts Period Australian Opal Sterling Silver Festoon Necklace c1910s. Unsigned. 15.75 length + 2 inch drop. Spend $5000 or more at this auction and all of your SHIPPING IS FREE within the lowe

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

A 14k gold hinged bangle bracelet set with graduated cabochons of fiery Australian opal gemstones. Gently graduated from approximately 9mm x 7mm to approximately 7mm to 5mm. Spaced with round cut diam