Opal

(10,000 price results)

Sort by:

Most Relevant

Vintage 14KT Yellow Gold Amethyst Opal Halo Ring: Vintage 14KT Yellow Gold, Amethyst, Opal Halo Ring. Size 5.75. Signed F 14K. 2.6g

2026

Vintage 14KT Yellow Gold Amethyst Opal Halo Ring

Retro Roadshow AuctionsMantua, OH

Signed 10KT Yellow Gold Opal Garnet Cluster Ring: Signed 10KT Yellow Gold, Opal, Garnet Cluster Ring. Size 6. Signed UU 10K. 4g

2026

Signed 10KT Yellow Gold Opal Garnet Cluster Ring

Retro Roadshow AuctionsMantua, OH

Signed Sterling Silver Opal CZ Round Slide Pendant: Signed Sterling Silver, CZ Round Slide Pendant. Signed EA 925. .7g

2026

Signed Sterling Silver Opal CZ Round Slide Pendant

Retro Roadshow AuctionsMantua, OH

Victorian Gold Filled Turquoise Opal Seed Pearl Slider Necklace: Victorian Gold Filled, Turquoise, Opal, Seed Pearl Slider Necklace. 48in Length. Unsigned. 8.2g, as-is, shown in photo

2026

Victorian Gold Filled Turquoise Opal Seed Pearl Slider Necklace

Retro Roadshow AuctionsMantua, OH

Mexican Sterling Silver Opal Inlay Mayan Sun Link Toggle Bracelet: Mexican Sterling Silver, Opal Inlay Engraved Mayan Sun Link Toggle Bracelet. 9in Length. Signed 925. 20.6g

2026

Mexican Sterling Silver Opal Inlay Mayan Sun Link Toggle Bracelet

Retro Roadshow AuctionsMantua, OH

Antique Opal and Freshwater Pearl Ring in 10k Yellow Gold: In 10k Yellow Gold. Contains two high quality natural Opal gemstones with excellent play of color and one freshwater pearl. 6mm wide at widest spread. Size 7. 1.5g.

2026

Antique Opal and Freshwater Pearl Ring in 10k Yellow Gold

Eric's Estate & JewelryPunta Gorda, FL

0.66 Ct Natural Ethiopian Fire Opal: Gemstones: Natural Fire Opal /Carat Weights: 0.66 ct /Size or Dimensions: 8 X 6.30 mm /Treatment: No

2026

0.66 Ct Natural Ethiopian Fire Opal

Finest Gems Auction Rajasthan, IN

0.89 Ct Natural Ethiopian Green Fire Opal: Gemstones: Natural Fire Opal /Carat Weights: 0.89 ct /Size or Dimensions: 9 X 7 X 3 mm /Treatment: Color Dyed

2026

0.89 Ct Natural Ethiopian Green Fire Opal

Finest Gems Auction Rajasthan, IN

2.25 Ct Natural Ethiopian Blue Fire Opal: Gemstones: Natural Fire Opal /Carat Weights: 2.25 ct /Size or Dimensions: 11.40 X 8.60 X 5 mm /Treatment: Color Dyed

2026

2.25 Ct Natural Ethiopian Blue Fire Opal

Finest Gems Auction Rajasthan, IN

1.04 Ct Natural Ethiopian Green Fire Opal: Gemstones: Natural Fire Opal /Carat Weights: 1.04 ct /Size or Dimensions: 9 X 7 X 3.50 mm /Treatment: Color Dyed

2026

1.04 Ct Natural Ethiopian Green Fire Opal

Finest Gems Auction Rajasthan, IN

1.02 Ct Natural Ethiopian Green Fire Opal: Gemstones: Natural Fire Opal /Carat Weights: 1.02 ct /Size or Dimensions: 9 X 7 X 3.70 mm /Treatment: Color Dyed

2026

1.02 Ct Natural Ethiopian Green Fire Opal

Finest Gems Auction Rajasthan, IN

0.80 Ct "Play of Colors" Natural Ethiopian Fire Opal: Gemstones: Natural Fire Opal /Carat Weights: 1.61 ct /Size or Dimensions:7 X 7 X 3.30 mm /Treatment: No

2026

0.80 Ct "Play of Colors" Natural Ethiopian Fire Opal

Finest Gems Auction Rajasthan, IN

1.78 Ct "Play Of Colors" Natural Black Opal: Gemstones: Natural Black Fire Opal /Carat Weights: 1.78 ct /Size or Dimensions: 11.50 X 6.80 X 4.70 mmTreatment: Heated

2026

1.78 Ct "Play Of Colors" Natural Black Opal

Finest Gems Auction Rajasthan, IN

6.23 Ct "Top Grade" Natural Ethiopian Fire Opal Rough: Gemstones: Natural Fire Opal /Carat Weights: 6.23 ct /Treatment: No

2026

6.23 Ct "Top Grade" Natural Ethiopian Fire Opal Rough

Finest Gems Auction Rajasthan, IN

2.49 Ct "Play Of Colors" Natural Black Opal Set: Gemstones: Natural Black Fire Opal /Carat Weights: 2.49 ct /Size or Dimensions: 7 X 5 mm Approx /Treatment: Heated

2026

2.49 Ct "Play Of Colors" Natural Black Opal Set

Finest Gems Auction Rajasthan, IN

0.45 Ct "Play of Colors" Natural Ethiopian Fire Opal: Gemstones: Natural Fire Opal /Carat Weights: 0.45 ct /Size or Dimensions:7 X 5 mm /Treatment: No

2026

0.45 Ct "Play of Colors" Natural Ethiopian Fire Opal

Finest Gems Auction Rajasthan, IN

1.55 Ct "Play of Colors" Natural Ethiopian Fire Opal: Gemstones: Natural Fire Opal /Carat Weights: 1.55 ct /Size or Dimensions: 7 X 5 mm /Treatment: No

2026

1.55 Ct "Play of Colors" Natural Ethiopian Fire Opal

Finest Gems Auction Rajasthan, IN

2.12 Ct "Play of Colors" Natural Ethiopian Fire Opal: Gemstones: Natural Fire Opal /Carat Weights: 2.12 ct /Size or Dimensions: 12 X 7.40 X 4.80 mm /Treatment: No

2026

2.12 Ct "Play of Colors" Natural Ethiopian Fire Opal

Finest Gems Auction Rajasthan, IN

2.10 Ct "Play Of Colors" Natural Black Opal Cut: Gemstones: Natural Black Fire Opal /Carat Weights: 2.10 ct /Size or Dimensions: 12.40 X 7.40 X 5 mmTreatment: Heated

2026

2.10 Ct "Play Of Colors" Natural Black Opal Cut

Finest Gems Auction Rajasthan, IN

2.37 Ct "Play Of Colors" Natural Black Fire Opal: Gemstones: Natural Black Fire Opal /Carat Weights: 2.37 ct /Size or Dimensions: 111.20 X 9.20 X 4.60 mm Approx /Treatment: Heated

2026

2.37 Ct "Play Of Colors" Natural Black Fire Opal

Finest Gems Auction Rajasthan, IN

0.98 Ct "Play of Colors" Natural Ethiopian Fire Opal: Gemstones: Natural Fire Opal /Carat Weights: 0.98 ct /Size or Dimensions: 9 X 6 X 3 mm /Treatment: No

2026

0.98 Ct "Play of Colors" Natural Ethiopian Fire Opal

Finest Gems Auction Rajasthan, IN

2.15 Ct "Top Grade" Natural Ethiopian Fire Opal Rough: Gemstones: Natural Fire Opal /Carat Weights: 2.15 ct /Treatment: No

2026

2.15 Ct "Top Grade" Natural Ethiopian Fire Opal Rough

Finest Gems Auction Rajasthan, IN

6.47 Ct "Top Grade" Natural Ethiopian Fire Opal Rough: Gemstones: Natural Fire Opal /Carat Weights: 6.47 ct /Treatment: No

2026

6.47 Ct "Top Grade" Natural Ethiopian Fire Opal Rough

Finest Gems Auction Rajasthan, IN

0.83 Ct "Play of Colors" Natural Ethiopian Fire Opal: Gemstones: Natural Fire Opal /Carat Weights: 0.83 ct /Size or Dimensions: 6.80 mm /Treatment: No

2026

0.83 Ct "Play of Colors" Natural Ethiopian Fire Opal

Finest Gems Auction Rajasthan, IN

View:

24

Opal Auctions

Natural Multi Color Play Of Colour Opal Gemstones 1.05 Ct. Oval Cabochon Shape 13 x 9.5 Mm.

Natural Paraiba Color Apatite Gemstones 58.85 Ct. Briolette With Drilled Beads Length 10 Inch

Natural Green Demantoid Garnet Gemstones 1.35 Ct. Oval Shape 6.42 x 5.70 Mm.

Natural Loose Gemstones Diamond Opal Special

Treasure of Gems & Jewelry

Starts on:

Lake Charles, LA, US

5 days Left

6.40 Cts Natural amethyst Gemstone - 12X10.5X8 mm

TPZ211 11.65 carats AAA Quality Laser cut Swiss Blue Topaz 17?13?7 mm

2.40 Cts Pear Shape Natural Aquamarine Loose Gemstone - 11X8X5 mm

NO RESERVE Loose Gemstones

Fantasy Jewelry

Starts on:

Muscat, Muscat, AE

2 days Left

4.21 Ct Cushion B.R Fire Opal 9K Gold Earrings

3.62 Ct Trillion Tourmaline 9K Gold Ring

3.22 Ct Octagon Pink Topaz 9K Gold Ring

Exquisite 9K Gold Gemstone Jewelry Collection

Starts on:

New York, NY, US

TOP