Opal

(10,000 price results)

Sort by:

Most Relevant

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

0.69 Ct "Play of Colors" Natural Ethiopian Fire Opal: Gemstones: Natural Fire Opal /Carat Weights: 10.69 ct /Size or Dimensions: 0.69 mm /Treatment: No

2026

0.69 Ct "Play of Colors" Natural Ethiopian Fire Opal

Finest Gems Auction Rajasthan, IN

3.45 Ct "Play Of Colors" Natural Black Opal Set: Gemstones: Natural Black Fire Opal /Carat Weights: 3.45 ct /Size or Dimensions: 7 X 5 mm Approx /Treatment: Heated

2026

3.45 Ct "Play Of Colors" Natural Black Opal Set

Finest Gems Auction Rajasthan, IN

1.48 Ct "Play of Colors" Natural Ethiopian Fire Opal Set: Gemstones: Natural Fire Opal /Carat Weights: 1.48 ct /Size or Dimensions: 7 X 5 mm /Treatment: No

2026

1.48 Ct "Play of Colors" Natural Ethiopian Fire Opal Set

Finest Gems Auction Rajasthan, IN

1.90 Ct "Play of Colors" Natural Ethiopian Fire Opal Set: Gemstones: Natural Fire Opal /Carat Weights: 1.90 ct /Size or Dimensions: 7 X 5 mm /Treatment: No

2026

1.90 Ct "Play of Colors" Natural Ethiopian Fire Opal Set

Finest Gems Auction Rajasthan, IN

4.30 Ct "Play of Colors" Natural Ethiopian Pink Fire Opal: Gemstones: Natural Fire Opal /Carat Weights: 4.30 ct /Size or Dimensions: 13.90 X 10.20 X 6.60 mm /Treatment: Dyed

2026

4.30 Ct "Play of Colors" Natural Ethiopian Pink Fire Opal

Finest Gems Auction Rajasthan, IN

Chinese carved opal snuff bottle with raised owl motif: 2.4 inches height. We will inhouse ship items to you very affordable and efficient. Select self-arrange shipping.

2026

Chinese carved opal snuff bottle with raised owl motif

Lake Lanier Antiques LLCGainesville , GA

Native America Navajo Stearling Silver Opal Post Earring's By P.: This is a Native America Navajo Stearling Silver Opal Post Earring's By P.

2026

Native America Navajo Stearling Silver Opal Post Earring's By P.

AWS AuctioneersLos Angeles, CA

Native America Navajo Sterling Silver Pink Synthetic Opal Ring By A.E.: This is a Native America Navajo Sterling Silver Pink Synthetic Opal Ring By A.E. Ring size: 8.25.

2026

Native America Navajo Sterling Silver Pink Synthetic Opal Ring By A.E.

AWS AuctioneersLos Angeles, CA

1.65g Natural Opal Stone Sterling Silver 925 Necklace (Pendant with Chain) , 919E: Ksmith Heritage Auctioneers Subject: Natural Ethiopian Opal Necklace Origin: Ethiopia Pendant Dimension : 18x6mm (included clasp) Stone Dimension: 11x8mm Treatment: Natural Untrea

2026

1.65g Natural Opal Stone Sterling Silver 925 Necklace (Pendant with Chain) , 919E

Ksmith Heritage AuctioneersJelutong, Penang

JEWELRY. Signed Sterling, Opal and Carved Wood: Bracelet. Signed sterling bracelet displaying a central carved wood turtle accented by flush set opal slices, and flanked by (3) bezel set opals in matrix. Signed, "Sterling Silver" with an

2026

JEWELRY. Signed Sterling, Opal and Carved Wood

Clarke Auction GalleryLarchmont, NY

14K Opal & Moonstone Earrings: 14K Opal & Moonstone Earrings, 5.7g. Marked or test as 14K. Oval shaped opal earrings approximately 9.5 x 7.0W mm. Fire opal earrings approximately 6.8 x 4.9mm. Round opal earrings approximately 6.5mm

2026

14K Opal & Moonstone Earrings

Clark's Auction CompanyScotts Valley, CA

Natural Australian Lightning Ridge Opal Rough, 56g, 90WS: This collection of raw opal rough hails from Australia's legendary Lightning Ridge, showcasing the region's iconic play-of-color potential. The stones exhibit a range of natural hues, from milky white

2026

Natural Australian Lightning Ridge Opal Rough, 56g, 90WS

ThousandPlanetSathorn, Bangkok

38.40 Carats Winton Boulder Opal Rough Slab - Natural Australian Stone, 45XP: This substantial Winton boulder opal rough slab showcases a captivating patchwork of ethereal sky-blue, aqua-green, and soft lavender play-of-color, embedded within its natural ironstone host rock. Me

2026

38.40 Carats Winton Boulder Opal Rough Slab - Natural Australian Stone, 45XP

ThousandPlanetSathorn, Bangkok

11.58 Carats Koroit Yowah Opal Cabochon - Natural Australian Single Stone, 85XL: This substantial Koroit Yowah opal cabochon, measuring 18x12.8mm, features a dramatic composition of deep plum and black ironstone matrix, interwoven with bold veins of iridescent opal. The opal inclu

2026

11.58 Carats Koroit Yowah Opal Cabochon - Natural Australian Single Stone, 85XL

ThousandPlanetSathorn, Bangkok

3.87 Carats Multi-Color Koroit Boulder Opal - Natural Australian Stone, LZ43: This stunning 3.87 carat Koroit boulder opal, measuring 14.8mm x 10.4mm x 2.7mm, is a breathtaking canvas of natural color and pattern. Polished into a smooth oval cabochon, its face is dominated by r

2026

3.87 Carats Multi-Color Koroit Boulder Opal - Natural Australian Stone, LZ43

ThousandPlanetSathorn, Bangkok

3.85 Carats Koroit Yowah Opal Cabochon - Natural Australian Single Stone, 74XL: This striking Koroit Yowah opal cabochon, measuring 12.5x10mm, features a dense, textured ironstone matrix in layered tones of deep chocolate brown, warm tan, and jet black. The stone's internal lands

2026

3.85 Carats Koroit Yowah Opal Cabochon - Natural Australian Single Stone, 74XL

ThousandPlanetSathorn, Bangkok

5.24 Carats Koroit Yowah Opal Cabochon - Natural Australian Single Stone, 73XL: This substantial Koroit Yowah opal cabochon, measuring 13.7x10.5mm, features a dense, textured ironstone matrix in layered tones of deep chocolate brown, warm tan, and jet black. The stone's internal

2026

5.24 Carats Koroit Yowah Opal Cabochon - Natural Australian Single Stone, 73XL

ThousandPlanetSathorn, Bangkok

2.33 Carats Neon Blue-Green Matrix Boulder Opal - Natural Australian Stone, LZ48: This captivating 2.33 carat matrix boulder opal, measuring 11.4mm x 7.8mm x 3.1mm, is a striking example of nature's dramatic artistry. Polished into a smooth oval cabochon, its surface is dominated b

2026

2.33 Carats Neon Blue-Green Matrix Boulder Opal - Natural Australian Stone, LZ48

ThousandPlanetSathorn, Bangkok

17.81 Carats Deep Blue and Brown Matrix Boulder Opal Cabochon - Natural Australian Stone, 41XM: This substantial boulder opal cabochon features a dramatic, layered composition of deep blue opal interwoven with rich brown and maroon ironstone matrix, accented by milky white opal veins that flow a

2026

17.81 Carats Deep Blue and Brown Matrix Boulder Opal Cabochon - Natural Australian Stone, 41XM

ThousandPlanetSathorn, Bangkok

Daniel Mike Navajo Sterling Opal Pendant: Daniel Mike Navajo Sterling Opal Pendant 19.5g

2026

Daniel Mike Navajo Sterling Opal Pendant

Retro Roadshow AuctionsMantua, OH

Carina Leekity Zuni Sterling Opal Necklace: Carina Leekity Zuni Sterling Opal Necklace 15.5g

2026

Carina Leekity Zuni Sterling Opal Necklace

Retro Roadshow AuctionsMantua, OH

James Kee Zuni Sterling Opal Cross Pendant: James Kee Zuni Sterling Opal Cross Pendant 3g

2026

James Kee Zuni Sterling Opal Cross Pendant

Retro Roadshow AuctionsMantua, OH

Annette Chiquit Navajo Sterling Opal Stud Earrings: Annette Chiquit Navajo Sterling Opal Stud Earrings 4g-For Running Bear Shop

2026

Annette Chiquit Navajo Sterling Opal Stud Earrings

Retro Roadshow AuctionsMantua, OH

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

TPZ213 14.05 carats AAA Quality Laser cut Swiss Blue Topaz 18?11?8 mm

0.80 Carats Rubelite Tourmaline for Ring - 6X5X4 mm

TPZ225 9.55 carats AAA Quality Laser cut Citrine Quartz 15?12?8 mm

Natural Loose Gemstones Starting at $50

Fantasy Jewelry

Starts on:

Muscat, Muscat, AE

11 hrs Left

Weller Sicard 1902-07 Art Nouveau Pottery Iridescent Luster Floral Decorated 25" Floor Vase

Louis Marx & Co. 1930s Tin Lithograph "Roadside Rest Service Station" Toy Set

Freiwald Studio Art Pottery Hand Made Figural Bat Taking Flight On Green Stump Ceramic Sculpture

Decorative Arts And Fine Objects Auction

Crafted Auctions

Starts on:

Germantown Hills, IL, US

TOP