Results for “opal rough”

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5.44 Ct Natural Ethiopian Fire Opal Rough: Gemstones: Natural Fire Opal /Carat Weights: 5.44 ct /Treatment: No

Oct 5, 2026

5.44 Ct Natural Ethiopian Fire Opal Rough

Est.

US$75

-

US$150

US$1

Rajasthan, IN

Finest Gems Auction

4.6

(135)

4.28 Ct Natural Ethiopian Fire Opal Rough: Gemstones: Natural Fire Opal /Carat Weights: 4.28 ct /Treatment: No

Oct 5, 2026

4.28 Ct Natural Ethiopian Fire Opal Rough

Est.

US$75

-

US$150

US$1

Rajasthan, IN

Finest Gems Auction

4.6

(135)

6.71 Ct Natural Ethiopian Fire Opal Rough: Gemstones: Natural Fire Opal /Carat Weights: 6.71 ct /Treatment: No

Oct 5, 2026

6.71 Ct Natural Ethiopian Fire Opal Rough

Est.

US$75

-

US$150

US$1

Rajasthan, IN

Finest Gems Auction

4.6

(135)

3.53 Ct Natural Ethiopian Fire Opal Rough: Gemstones: Natural Fire Opal /Carat Weights: 3.53 ct /Treatment: No

Oct 5, 2026

3.53 Ct Natural Ethiopian Fire Opal Rough

Est.

US$75

-

US$150

US$1

Rajasthan, IN

Finest Gems Auction

4.6

(135)

4.28 Ct Natural Ethiopian Fire Opal Rough: Gemstones: Natural Fire Opal /Carat Weights: 4.28 ct /Treatment: No

Oct 5, 2026

4.28 Ct Natural Ethiopian Fire Opal Rough

Est.

US$75

-

US$150

US$1

Rajasthan, IN

Finest Gems Auction

4.6

(135)

A Natural Opal & 4.05 Ctw Diamond Brooch in 14K: 14K yellow gold brooch featuring an organically shaped rough opal with strong blue, strong violet, and green play-of-color wrapped with twisted wires suspending three tiers of 21 round diamonds prong

Starts in 5 days

A Natural Opal & 4.05 Ctw Diamond Brooch in 14K

Est.

US$1,500

-

US$2,500

US$750

Towson, MD

Alex Cooper

4.5

(542)

7.33 Ct Natural Ethiopian Fire Opal Rough: Gemstones: Natural Fire Opal /Carat Weights: 7.33 ct /Treatment: No

Oct 5, 2026

7.33 Ct Natural Ethiopian Fire Opal Rough

Est.

US$75

-

US$150

US$1

Rajasthan, IN

Finest Gems Auction

4.6

(135)

4.16 Ct Natural Ethiopian Fire Opal Rough: Gemstones: Natural Fire Opal /Carat Weights: 4.16 ct /Treatment: No

Oct 5, 2026

4.16 Ct Natural Ethiopian Fire Opal Rough

Est.

US$75

-

US$150

US$1

Rajasthan, IN

Finest Gems Auction

4.6

(135)

6.63 Ct Natural Ethiopian Fire Opal Rough: Gemstones: Natural Fire Opal /Carat Weights: 6.63 ct /Treatment: No

Oct 5, 2026

6.63 Ct Natural Ethiopian Fire Opal Rough

Est.

US$75

-

US$150

US$1

Rajasthan, IN

Finest Gems Auction

4.6

(135)

1.79 Ct Natural Ethiopian Fire Opal Rough: Gemstones: Natural Fire Opal /Carat Weights: 1.79 ct /Treatment: No

Oct 5, 2026

1.79 Ct Natural Ethiopian Fire Opal Rough

Est.

US$75

-

US$150

US$1

Rajasthan, IN

Finest Gems Auction

4.6

(135)

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

Oct 5, 2026

2.72 Ct Natural Ethiopian Fire Opal Rough

Est.

US$75

-

US$150

US$1

Rajasthan, IN

Finest Gems Auction

4.6

(135)

3.36 Ct Natural Ethiopian Fire Opal Rough: Gemstones: Natural Fire Opal /Carat Weights: 3.36 ct /Treatment: No

Oct 5, 2026

3.36 Ct Natural Ethiopian Fire Opal Rough

Est.

US$75

-

US$150

US$1

Rajasthan, IN

Finest Gems Auction

4.6

(135)

2.20 Ct Natural Ethiopian Fire Opal Rough: Gemstones: Natural Fire Opal /Carat Weights: 2.20 ct /Treatment: No

Oct 5, 2026

2.20 Ct Natural Ethiopian Fire Opal Rough

Est.

US$75

-

US$150

US$1

Rajasthan, IN

Finest Gems Auction

4.6

(135)

Mineral Specimen, Possibly Rough Opal: Possibly rough natural opal. 4 1/2 x 3 1/2 x 2".Dimensions: H: 3.5", W: 4.5", L: 2"

Oct 3, 2026

Mineral Specimen, Possibly Rough Opal

Est.

US$25

-

US$50

US$10

Missoula, MT

Hamilton & Sons Auctions

3.42 Ct Natural Ethiopian Fire Opal Rough: Gemstones: Natural Fire Opal /Carat Weights: 3.42 ct /Treatment: No

Oct 5, 2026

3.42 Ct Natural Ethiopian Fire Opal Rough

Est.

US$75

-

US$150

US$1

Rajasthan, IN

Finest Gems Auction

4.6

(135)

4.22 Ct Natural Ethiopian Fire Opal Rough: Gemstones: Natural Fire Opal /Carat Weights: 4.22 ct /Treatment: No

Oct 5, 2026

4.22 Ct Natural Ethiopian Fire Opal Rough

Est.

US$75

-

US$150

US$1

Rajasthan, IN

Finest Gems Auction

4.6

(135)

3.26 Ct Natural Multicolor Top Fire Opal Solid Rough Cab: Weight - 3.26 Ct / Dimensions - 14.80 x 9.20 x 5.50 mm / Shape - Unshaped Solid Cab / Color - Multicolor / Clarity - Translucent / Origin - Ethiopia / Treatment - None

Starts in 7 days

3.26 Ct Natural Multicolor Top Fire Opal Solid Rough Cab

Est.

US$75

-

US$150

US$1

Bangkok, TH

Gems Auction

4.7

(492)

4.10 Ct Natural Multicolor Top Fire Opal Solid Rough Cab: Weight - 4.10 Ct / Size - 13.70 x 9.70 x 8.50 mm / Shape - Unshaped Solid Cab / Color - Multicolor / Clarity - Translucent / Origin - Ethiopia / Treatment - None

Starts in 7 days

4.10 Ct Natural Multicolor Top Fire Opal Solid Rough Cab

Est.

US$75

-

US$150

US$1

Bangkok, TH

Gems Auction

4.7

(492)

2.20 Ct Natural Multicolor Welo Opal Top Fire Solid Rough: Weight - 2.20 Ct / Size - 12.40 x 10.00 x 6.40 mm / Shape - Solid Rough Cab / Color - Multicolor / Clarity - Translucent / Origin - Ethiopia / Treatment - None

Starts in 7 days

2.20 Ct Natural Multicolor Welo Opal Top Fire Solid Rough

Est.

US$75

-

US$150

US$1

Bangkok, TH

Gems Auction

4.7

(492)

4.21 Ct Natural Multicolor Top Fire Opal Solid Rough Cab: Weight - 4.21 Ct / Dimensions - 14.50 x 11.00 x 6.50 mm / Shape - Unshaped Solid Cab / Color - Multicolor / Clarity - Translucent / Origin - Ethiopia / Treatment - None

Starts in 7 days

4.21 Ct Natural Multicolor Top Fire Opal Solid Rough Cab

Est.

US$75

-

US$150

US$1

Bangkok, TH

Gems Auction

4.7

(492)

1.90 Ct Natural Multicolor Welo Opal Top Fire Solid Rough: Weight - 1.90 Ct / Size - 9.70 x 6.00 x 5.00 mm / Shape - Solid Rough Cab / Color - Multicolor / Clarity - Translucent / Origin - Ethiopia / Treatment - None

Starts in 7 days

1.90 Ct Natural Multicolor Welo Opal Top Fire Solid Rough

Est.

US$75

-

US$150

US$1

Bangkok, TH

Gems Auction

4.7

(492)

2.20 Ct Natural Multicolor Welo Opal Top Fire Drilled Solid Rough: Weight - 2.20 Ct / Size - 14.70 x 10.60 x 6.40 mm / Shape - Solid Rough Cab / Color - Multicolor / Clarity - Translucent / Origin - Ethiopia / Treatment - None

Starts in 7 days

2.20 Ct Natural Multicolor Welo Opal Top Fire Drilled Solid Rough

Est.

US$75

-

US$150

US$1

Bangkok, TH

Gems Auction

4.7

(492)

2.60 Ct Natural Multicolor Welo Opal Top Fire Solid Rough: Weight - 2.60 Ct / Size - 10.00 x 7.70 x 6.20 mm / Shape - Solid Rough Cab / Color - Multicolor / Clarity - Translucent / Origin - Ethiopia / Treatment - None

Buy Now

2.60 Ct Natural Multicolor Welo Opal Top Fire Solid Rough

US$30

Bangkok, TH

Gems Auction

4.7

(492)

2.82 Ct Natural Multicolor Welo Opal Top Fire Solid Rough: Weight - 2.82 Ct / Size - 11.20 x 8.50 x 8.00 mm / Shape - Solid Rough Cab / Color - Multicolor / Clarity - Translucent / Origin - Ethiopia / Treatment - None

Buy Now

2.82 Ct Natural Multicolor Welo Opal Top Fire Solid Rough

US$30

Bangkok, TH

Gems Auction

4.7

(492)

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