Results for “loose opal”

Explore all 865 upcoming results for “loose opal”.View price results

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2.10 Carats Natural Black Fire Opal Loose Gemstone - 11X8X6 mm

$220

Muscat, AE

Fantasy Jewelry

3.7

(157)

Starts in 4 days

Rectangular 14k Yellow Gold Ring with Cultured Pearl and Multi Gemstones Size 7.25

Est.

$2,717

$3,532

Starting Bid

$100

New York, NY

Mynt Auctions

4.5

(932)

Buy Now

Beautiful Fire Opal Loose Gemstone - 18 Carats

$280

Muscat, AE

Fantasy Jewelry

3.7

(157)

Oct 21, 2026

Group of Loose Diamonds and Colored Stones

Est.

$50

$25,000

Starting Bid

$50

Hillsborough, NC

Leland Little

4.5

(757)

Oct 26, 2026

Four Opal Cabochons, Reported Ethiopian Origin, Approx. 4.75 CTW

Est.

$125

$175

Starting Bid

$30

Rockville, MD

InterGem Premier Auctions

2026

10.21ct Natural Unheated Burmese Star Sapphire Loose Gemstone Parcel, 96FL

Sathorn, Bangkok

ThousandPlanet

4.5

(319)

Oct 31, 2026

lot of 5 Opals

Est.

$50

$300

Starting Bid

$20

Mt. Wolf, PA

Rentzel's Auction Service, Inc.

4.5

(425)

2026

87.53ct Natural Ceylon Moonstone Cabochon Loose Gemstone Parcel Lot, 91EV

Sathorn, Bangkok

ThousandPlanet

4.5

(319)

Starts in 6 days

VINTAGE RING BOULDER OPAL MEXICO RICHARD GUAD BAND SIZE 8 STERLING SILVER WOMEN

Est.

$421

$471

Starting Bid

$345

Valley Village, CA

Modern Jewelry

4.5

(221)

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2.70 Carats Brilliant Black Fire Opal Loose Gemstone ? High-Quality Natural Opal - 13X9X5 mm

$220

Muscat, AE

Fantasy Jewelry

3.7

(157)

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3.15 Carats AAA Black Fire Opal Loose Gemstone ? Fine Jewelry Quality - 16X8X6 mm

$220

Muscat, AE

Fantasy Jewelry

3.7

(157)

Buy Now

3.60 Carats Genuine Black Fire Opal Loose Gemstone for Custom Jewelry - 16X8X6 mm

$220

Muscat, AE

Fantasy Jewelry

3.7

(157)

Buy Now

4.90 Carats Natural Black Fire Opal Loose Stone ? Vibrant Flashing Colors - 14X11X7.5 mm

$220

Muscat, AE

Fantasy Jewelry

3.7

(157)

Buy Now

4.15 Carats Premium Black Fire Opal Faceted Loose Gemstone for Rings - 14X9X7 mm

$220

Muscat, AE

Fantasy Jewelry

3.7

(157)

Starts in 3 days

18.39 Carats Natural Madagascar Blue Sapphire Loose Gemstone, 51SA

Est.

$15

$200

Starting Bid

$15

Sathorn, Bangkok

Lazo Heritage

4.4

(26)

Starts in 3 days

15.91 Carats Natural Madagascar Blue Sapphire Loose Gemstone, 47SA

Est.

$15

$200

Starting Bid

$15

Sathorn, Bangkok

Lazo Heritage

4.4

(26)

Starts in 3 days

17.67 Carats Natural Madagascar Blue Sapphire Loose Gemstone, 45SA

Est.

$15

$200

Starting Bid

$15

Sathorn, Bangkok

Lazo Heritage

4.4

(26)

Oct 25, 2026

Gemstone Assortment

Est.

$50

$200

Starting Bid

$25

York, PA

Keystone Auction LLC

4.6

(1k)

Nov 7, 2026

Group of Various Cut Coloured Stones, Removed from Settings

Est.

€900

€1,100

Starting Bid

€750

Aschaffenburg, Bavaria

Pari Auktionen

4.3

(2)

Starts in 3 days

18.43 Carats Natural Madagascar Blue Sapphire Loose Gemstone, 52SA

Est.

$15

$200

Starting Bid

$15

Sathorn, Bangkok

Lazo Heritage

4.4

(26)

Starts in 3 days

36.54ct Natural Brazilian Phantom Quartz Oval Cabochon Loose Gemstone, 58YX

Est.

$15

$200

Starting Bid

$15

Sathorn, Bangkok

Lazo Heritage

4.4

(26)

Starts in 3 days

2.99 Carats Royal Blue Sapphire Oval Cut Loose Gemstone, 29SE

Est.

$10

$200

Starting Bid

$10

Sathorn, Bangkok

Lazo Heritage

4.4

(26)

Starts in 3 days

3.10ct Natural Blue Sapphire Oval Cut Loose Gemstone, 45TY

Est.

$25

$200

Starting Bid

$25

Sathorn, Bangkok

Lazo Heritage

4.4

(26)

Starts in 3 days

16.86 Carats Natural Brazilian Amethyst Loose Gemstone, 24WP

Est.

$20

$200

Starting Bid

$20

Sathorn, Bangkok

Lazo Heritage

4.4

(26)

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