27.5ct Australian Opal Cat: 656143

29x18x6mm Weight: 27.5 Carat

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

Natural Australian Opal Emerald Diamond 18k Gold Pin Large Carved Flower Midcentury Brooch Description: I wish you could see this in person because it is sooooo much prettier than the pics! The large

1970's 14Kt YG Australian Opal Ring. The ring is centrally set with a large oval cabochon cut jelly opal. It measures 20.00MM x 15.00MM and exhibits a fine peacock blue and green play-of-color. It is

A 18ct yellow gold Australian Opal ring. Features six free form cabochon cut Australian Opal with strong play of colours in Green and Blue. Size 5 US(L½) and weight 4.48g.

Approx. 8.75ct Colorful Natural Australian Opal 14k Gold Diamond 1960s Victorian Revival Pin or Pendant Description: Certainly one of the largest & most colorful Australian white opals I have ever see

14KT Yellow gold bracelet with (8) Australian pear shape opals (1.44 TCW) and (14) .56 TCW diamonds (H-I color SI-I clarity). Figure eight safety clasp. Inside 2 1/8" wide, weighs 17 grams.