Results for “Opal Stone”

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2.72 Ct Natural Ethiopian Fire Opal Rough: Gemstones: Natural Fire Opal /Carat Weights: 2.72 ct /Treatment: No

Aug 8, 2026

2.72 Ct Natural Ethiopian Fire Opal Rough

Est.

US$75

-

US$150

US$1

Finest Gems Auction Rajasthan, IN

7.15 Ct Natural Ethiopian Fire Opal Rough: Gemstones: Natural Fire Opal /Carat Weights: 7.15 ct /Treatment: No

Aug 8, 2026

7.15 Ct Natural Ethiopian Fire Opal Rough

Est.

US$75

-

US$150

US$1

Finest Gems Auction Rajasthan, IN

1.11 Ct "Play Of Colors" Natural Black Opal: Gemstones: Natural Black Fire Opal /Carat Weights: 1.11 ct /Size or Dimensions: 10 X 7 X 3 mm Approx /Treatment: Heated

Aug 8, 2026

1.11 Ct "Play Of Colors" Natural Black Opal

Est.

US$75

-

US$150

US$1

Finest Gems Auction Rajasthan, IN

1.16 Ct Natural Ethiopian Green Fire Opal: Gemstones: Natural Fire Opal /Carat Weights: 1.16 ct /Size or Dimensions: 9 X 7 X 4 mm /Treatment: Color Dyed

Aug 8, 2026

1.16 Ct Natural Ethiopian Green Fire Opal

Est.

US$75

-

US$150

US$1

Finest Gems Auction Rajasthan, IN

Womens Sterling Silver Modernist Blue Opal Hoop Earrings: A PAIR OF WOMENS STERLING SILVER BLUE OPAL COLORED EARRINGS THAT WEIGH 9.1g, AND MEASURES 1 1/4" BY 1/8" WIDE. NOT SURE IF STONES ARE NATURAL OR MAN MADE. ANY QUESTIONS, PLEASE DO NOT HESITATE TO ASK.

Aug 27, 2026

Womens Sterling Silver Modernist Blue Opal Hoop Earrings

Est.

US$175

-

US$300

US$64

Mannys JewelryHAGERSTOWN, MD

1.01 Ct "Play Of Colors" Natural Black Opal Cut: Gemstones: Natural Black Fire Opal /Carat Weights: 1.01 ct /Size or Dimensions: 9 X 7 X 3.80 mm Approx /Treatment: Heated

Aug 8, 2026

1.01 Ct "Play Of Colors" Natural Black Opal Cut

Est.

US$75

-

US$150

US$1

Finest Gems Auction Rajasthan, IN

1.01 Ct Natural Ethiopian Green Fire Opal: Gemstones: Natural Fire Opal /Carat Weights: 1.01 ct /Size or Dimensions: 9 X 7 X 3.70 mm /Treatment: Color Dyed

Aug 8, 2026

1.01 Ct Natural Ethiopian Green Fire Opal

Est.

US$75

-

US$150

US$1

Finest Gems Auction Rajasthan, IN

BLACK OPAL & DIAMOND CLUSTER RING PLATINUM 0.539 CT COA: A striking platinum black opal and diamond cluster ring, centred with a natural oval cabochon black opal weighing approximately 0.539 carats. The opal displays vibrant green and blue play-of-colour ag

Aug 8, 2026

BLACK OPAL & DIAMOND CLUSTER RING PLATINUM 0.539 CT COA

Est.

US$1,500

-

US$2,300

US$50

Antique Arena Inc.Brooklyn, NY

1 Ct Natural Ethiopian Pink Fire Opal: Gemstones: Natural Fire Opal /Carat Weights: 1 ct /Size or Dimensions: 9 X 7 X 3 mm /Treatment: Color Dyed

Aug 8, 2026

1 Ct Natural Ethiopian Pink Fire Opal

Est.

US$75

-

US$150

US$1

Finest Gems Auction Rajasthan, IN

0.85 Ct "Play Of Colors" Natural Black Opal Cut: Gemstones: Natural Black Fire Opal /Carat Weights: 0.85 ct /Size or Dimensions: 8 X 6 X 3.80 mm Approx /Treatment: Heated

Aug 8, 2026

0.85 Ct "Play Of Colors" Natural Black Opal Cut

Est.

US$75

-

US$150

US$1

Finest Gems Auction Rajasthan, IN

2.60 Ct "Play Of Colors" Natural Black Opal: Gemstones: Natural Black Fire Opal /Carat Weights: 2.60 ct /Size or Dimensions: 13.75 X 7.13 X 4.40 mm Approx /Treatment: Heated

Aug 8, 2026

2.60 Ct "Play Of Colors" Natural Black Opal

Est.

US$75

-

US$150

US$1

Finest Gems Auction Rajasthan, IN

VINTAGE NAVAJO INDIAN STERLING SILVER FEATHER EARRINGS - BLUE OPAL - 1 3/4" DROP: VINTAGE NAVAJO INDIAN STERLING SILVER FEATHER EARRINGS - BLUE OPAL - 1 3/4" DROP Item Description: This pair of Navajo sterling silver earrings have been set with blue opal stones and measure 1 3/4" l

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VINTAGE NAVAJO INDIAN STERLING SILVER FEATHER EARRINGS - BLUE OPAL - 1 3/4" DROP

US$145

Modern JewelryValley Village, CA

18K Yellow Gold Opal and 2.88ct Diamond Brooch: 18K Yellow Gold Opal and 2.88ct Diamond Brooch This striking brooch is crafted in 18K yellow gold and centers on a large oval-cut opal displaying beautiful play of color. Surrounding the opal is an ab

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18K Yellow Gold Opal and 2.88ct Diamond Brooch

US$9,000

Eastern European Art Gallery IncBroomall, PA

1.03 Ct "Play Of Colors" Natural Black Opal Pair: Gemstones: Natural Black Fire Opal /Carat Weights: 1.03 ct /Size or Dimensions: 7 X 5 mm Approx /Treatment: Heated

Aug 8, 2026

1.03 Ct "Play Of Colors" Natural Black Opal Pair

Est.

US$75

-

US$150

US$1

Finest Gems Auction Rajasthan, IN

Womens Sterling Silver Modernist Blue Opal Earrings & Pendant Set: WOMENS STERLING SILVER MODERNIST BLUE OPAL COLORED EARRINGS & PENDANT SET THAT WEIGHES 4.8g TOGETHER. EARRINGS MEASURE 3/8" LONG BY 3/8" WIDE, AND PENDANT MEASURES 7/8" BY 5/8". NOT SURE IF STONES ARE

Aug 6, 2026

Womens Sterling Silver Modernist Blue Opal Earrings & Pendant Set

Est.

US$125

-

US$275

US$50

Mannys JewelryHAGERSTOWN, MD

1.08 Ct Natural Ethiopian Pink Fire Opal: Gemstones: Natural Fire Opal /Carat Weights: 1.08 ct /Size or Dimensions: 9 X 7 X 3.70 mm /Treatment: Color Dyed

Aug 8, 2026

1.08 Ct Natural Ethiopian Pink Fire Opal

Est.

US$75

-

US$150

US$1

Finest Gems Auction Rajasthan, IN

Aug 13, 2026

RING PT900PLATINUM/OPAL/DIAMOND

Est.

US$1,050

-

US$1,540

US$25

NY Elizabeth Beverly Hills, CA

0.87 Ct "Play Of Colors" Natural Black Opal: Gemstones: Natural Black Fire Opal /Carat Weights: 0.87 ct /Size or Dimensions: 13.30 X 6 X 3 mm Approx /Treatment: Heated

Aug 8, 2026

0.87 Ct "Play Of Colors" Natural Black Opal

Est.

US$75

-

US$150

US$1

Finest Gems Auction Rajasthan, IN

1.06 Ct Natural Ethiopian Pink Fire Opal: Gemstones: Natural Fire Opal /Carat Weights: 1.06 ct /Size or Dimensions: 9 X 7 X 3.60 mm /Treatment: Color Dyed

Aug 8, 2026

1.06 Ct Natural Ethiopian Pink Fire Opal

Est.

US$75

-

US$150

US$1

Finest Gems Auction Rajasthan, IN

1.54 Ct Natural Ethiopian Pink Fire Opal: Gemstones: Natural Fire Opal /Carat Weights: 1.54 ct /Size or Dimensions: 9 X 6 X 4 mm /Treatment: Color Dyed

Aug 8, 2026

1.54 Ct Natural Ethiopian Pink Fire Opal

Est.

US$75

-

US$150

US$1

Finest Gems Auction Rajasthan, IN

Womens Sterling Silver Blue Opal Horse Pendant: A WOMENS STERLING SILVER BLUE OPAL HORSE PENDANT. THE PENDANT WEIGHS 6.9g, AND MEASURES 1 1/4" BY 1 1/8". NOT SURE IF STONES ARE NATURAL OR MAN MADE. MAKES A GREAT GIFT FOR THAT SOMEONE SPECIAL. ANY Q

Aug 13, 2026

Womens Sterling Silver Blue Opal Horse Pendant

Est.

US$175

-

US$325

US$94

Mannys JewelryHAGERSTOWN, MD

VINTAGE 14.00CT FIRE OPAL DIAMOND 14K WHITE GOLD COCKTAIL RING LIQUIDATION: VINTAGE 14.00CT FIRE OPAL DIAMOND 14K WHITE GOLD COCKTAIL RING Vintage 14.00ct Fire Opal Diamond 14k White Gold Cocktail Ring Description This large eye catching vintage ring is crafted from 14k white

3 days Left

VINTAGE 14.00CT FIRE OPAL DIAMOND 14K WHITE GOLD COCKTAIL RING LIQUIDATION

Est.

US$14,299

-

US$15,981

US$11,750

Modern JewelryValley Village, CA

DIAMOND OPAL GOLD BROOCH/PENDANT 14K YELLOW CRESCENT MOON STYLE: DIAMOND OPAL GOLD BROOCH/PENDANT 14K YELLOW CRESCENT MOON STYLE This diamond gold brooch/pendant is a stunning piece featuring a crescent moon design with a very good cut grade and opal as the with di

3 days Left

DIAMOND OPAL GOLD BROOCH/PENDANT 14K YELLOW CRESCENT MOON STYLE

Est.

US$8,500

-

US$9,500

US$7,000

Modern JewelryValley Village, CA

Size 10 .18ct Marquise Cut Opals in 18K Gold Plated Ring: Size 10 .18ct Marquise Cut Opals in 18K Gold Plated Ring. Both stones are at a total weight of .09ct. Please view photos for furhter details.

9 hrs Left

Size 10 .18ct Marquise Cut Opals in 18K Gold Plated Ring

Est.

US$150

-

US$220

US$50

Weatherham Estate TreasuresCobourg, ON

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