Results for “Opal Rocks”

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241ct Natural Type A Burmese Jadeite Jade Sliced Rough, 25YK: This specimen is a sliced rough block of natural Type A Burmese jadeite jade. The interior displays natural colour zoning with visible mineral veining and crystalline patterns typical of unprocessed j

2 days Left

241ct Natural Type A Burmese Jadeite Jade Sliced Rough, 25YK

Est.

US$10

-

US$200

US$10

Sathorn, Bangkok

Lazo Heritage

4.4

(22)

2.54Ct Natural Ethiopian Opal - 13.1x9.6x3.4 mm , 562C: Ksmith Heritage Auctioneers Subject: Natural Ethiopian Welo Opal Origin: Ethiopia Treatment: Unheated

19 hrs Left

2.54Ct Natural Ethiopian Opal - 13.1x9.6x3.4 mm , 562C

Est.

US$60

-

US$120

US$10

Jelutong,, Penang

Ksmith Heritage Auctioneers

4.4

(49)

5.24 Carats Natural Brazilian Sky Blue Topaz Cushion Faceted Loose Gemstone, 32XY: Constructed from genuine natural topaz sourced from Brazilian mineral deposits, the raw material has been refined through professional faceted lapidary processing with consistent glossy polishing acro

2 days Left

5.24 Carats Natural Brazilian Sky Blue Topaz Cushion Faceted Loose Gemstone, 32XY

Est.

US$10

-

US$200

US$10

Sathorn, Bangkok

Lazo Heritage

4.4

(22)

268ct Natural Type A Burmese Jadeite Jade Sliced Rough, 53YK: This specimen is a sliced rough block of natural Type A Burmese jadeite jade. The interior displays natural colour zoning with visible mineral veining and crystalline patterns typical of unprocessed j

2 days Left

268ct Natural Type A Burmese Jadeite Jade Sliced Rough, 53YK

Est.

US$10

-

US$200

US$10

Sathorn, Bangkok

Lazo Heritage

4.4

(22)

243ct Natural Type A Burmese Jadeite Jade Sliced Rough, 45YR: This specimen is a sliced rough block of natural Type A Burmese jadeite jade. The interior displays natural colour zoning with visible mineral veining and crystalline patterns typical of unprocessed j

2 days Left

243ct Natural Type A Burmese Jadeite Jade Sliced Rough, 45YR

Est.

US$10

-

US$200

US$10

Sathorn, Bangkok

Lazo Heritage

4.4

(22)

125ct Natural Type A Burmese Jadeite Jade Sliced Rough, 80YN: This specimen is a sliced rough block of natural Type A Burmese jadeite jade. The interior displays natural colour zoning with visible mineral veining and crystalline patterns typical of unprocessed j

2 days Left

125ct Natural Type A Burmese Jadeite Jade Sliced Rough, 80YN

Est.

US$10

-

US$200

US$10

Sathorn, Bangkok

Lazo Heritage

4.4

(22)

35.99ct Natural Mauritania Ruby Rough (Unheated), 77XA: This unheated Mauritania ruby rough is a striking natural crystal specimen, featuring a rich, saturated magenta hue with subtle purple undertones that deepen toward the core. The rough's rugged, natur

2 days Left

35.99ct Natural Mauritania Ruby Rough (Unheated), 77XA

Est.

US$10

-

US$200

US$10

Sathorn, Bangkok

Lazo Heritage

4.4

(22)

3.76Ct Natural Ethiopian Opal - 14.5x11.9x5.3 mm , 556C: Ksmith Heritage Auctioneers Subject: Natural Ethiopian Welo Opal Origin: Ethiopia Treatment: Unheated

19 hrs Left

3.76Ct Natural Ethiopian Opal - 14.5x11.9x5.3 mm , 556C

Est.

US$90

-

US$180

US$10

Jelutong,, Penang

Ksmith Heritage Auctioneers

4.4

(49)

*5.97Ct Boulder Opal - Australian Opal , 194C: Ksmith Heritage Auctioneers Subject: Natural Boulder Opal Origin: Australia Carat Weight: 5.97Ct Dimension: 16.7x12.4x3 mm Treatment: Natural Untreated Type: Cabochon, Pol

19 hrs Left

*5.97Ct Boulder Opal - Australian Opal , 194C

Est.

US$80

-

US$160

US$10

Jelutong,, Penang

Ksmith Heritage Auctioneers

4.4

(49)

178ct Natural Type A Burmese Jadeite Jade Sliced Rough, 55YK: This specimen is a sliced rough block of natural Type A Burmese jadeite jade. The interior displays natural colour zoning with visible mineral veining and crystalline patterns typical of unprocessed j

2 days Left

178ct Natural Type A Burmese Jadeite Jade Sliced Rough, 55YK

Est.

US$10

-

US$200

US$10

Sathorn, Bangkok

Lazo Heritage

4.4

(22)

34.85 Ct Natural Green Opal Heart Cab: weight - 34.85 Ct / Size - 36.00 x 32.00 x 5.30 mm / Shape - Excellent Heart Cab / Origin - Brazil / Treatment - None

Sep 11, 2026

34.85 Ct Natural Green Opal Heart Cab

Est.

US$100

-

US$200

US$1

Bangkok, TH

Gems Auction

4.7

(487)

3.20Ct Natural Ethiopian Opal - 13.4x8.9x4.7 mm , 570C: Ksmith Heritage Auctioneers Subject: Natural Ethiopian Welo Opal Origin: Ethiopia Treatment: Unheated

19 hrs Left

3.20Ct Natural Ethiopian Opal - 13.4x8.9x4.7 mm , 570C

Est.

US$80

-

US$160

US$10

Jelutong,, Penang

Ksmith Heritage Auctioneers

4.4

(49)

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

5 days Left

6.71 Ct Natural Ethiopian Fire Opal Rough

Est.

US$75

-

US$150

US$1

Rajasthan, IN

Finest Gems Auction

4.6

(135)

325ct Natural Type A Burmese Jadeite Jade Sliced Rough, 67YK: This specimen is a sliced rough block of natural Type A Burmese jadeite jade. The interior displays natural colour zoning with visible mineral veining and crystalline patterns typical of unprocessed j

2 days Left

325ct Natural Type A Burmese Jadeite Jade Sliced Rough, 67YK

Est.

US$10

-

US$200

US$10

Sathorn, Bangkok

Lazo Heritage

4.4

(22)

500ct Natural Type A Burmese Jadeite Jade Sliced Rough, 74YK: This specimen is a sliced rough block of natural Type A Burmese jadeite jade. The interior displays natural colour zoning with visible mineral veining and crystalline patterns typical of unprocessed j

2 days Left

500ct Natural Type A Burmese Jadeite Jade Sliced Rough, 74YK

Est.

US$10

-

US$200

US$10

Sathorn, Bangkok

Lazo Heritage

4.4

(22)

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

5 days Left

3.53 Ct Natural Ethiopian Fire Opal Rough

Est.

US$75

-

US$150

US$1

Rajasthan, IN

Finest Gems Auction

4.6

(135)

345ct Natural Type A Burmese Jadeite Jade Sliced Rough, 47YK: This specimen is a sliced rough block of natural Type A Burmese jadeite jade. The interior displays natural colour zoning with visible mineral veining and crystalline patterns typical of unprocessed j

2 days Left

345ct Natural Type A Burmese Jadeite Jade Sliced Rough, 47YK

Est.

US$10

-

US$200

US$10

Sathorn, Bangkok

Lazo Heritage

4.4

(22)

250ct Natural Type A Burmese Jadeite Jade Sliced Rough, 36YR: This specimen is a sliced rough block of natural Type A Burmese jadeite jade. The interior displays natural colour zoning with visible mineral veining and crystalline patterns typical of unprocessed j

2 days Left

250ct Natural Type A Burmese Jadeite Jade Sliced Rough, 36YR

Est.

US$10

-

US$200

US$10

Sathorn, Bangkok

Lazo Heritage

4.4

(22)

230ct Natural Type A Burmese Jadeite Jade Sliced Rough, 48YN: This specimen is a natural sliced rough block of Type A Burmese jadeite, retaining its original weathered outer rind on one face with a polished interior cut surface revealing translucent pale lavende

2 days Left

230ct Natural Type A Burmese Jadeite Jade Sliced Rough, 48YN

Est.

US$10

-

US$200

US$10

Sathorn, Bangkok

Lazo Heritage

4.4

(22)

42.75ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 51YL: Natural sliced slab rough of Queensland boulder opal cutting grade, featuring rich color ironstone matrix with patterns. The face clearly reveals extensive opal veining and pocket formations running t

2 days Left

42.75ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 51YL

Est.

US$10

-

US$200

US$10

Sathorn, Bangkok

Lazo Heritage

4.4

(22)

193ct Natural Type A Burmese Jadeite Jade Sliced Rough, 58YK: This specimen is a sliced rough block of natural Type A Burmese jadeite jade. The interior displays natural colour zoning with visible mineral veining and crystalline patterns typical of unprocessed j

2 days Left

193ct Natural Type A Burmese Jadeite Jade Sliced Rough, 58YK

Est.

US$10

-

US$200

US$10

Sathorn, Bangkok

Lazo Heritage

4.4

(22)

2.25Ct Natural Ethiopian Opal - 12.0x8.3x4.4 mm , 561C: Ksmith Heritage Auctioneers Subject: Natural Ethiopian Welo Opal Origin: Ethiopia Treatment: Unheated

19 hrs Left

2.25Ct Natural Ethiopian Opal - 12.0x8.3x4.4 mm , 561C

Est.

US$40

-

US$80

US$10

Jelutong,, Penang

Ksmith Heritage Auctioneers

4.4

(49)

3.29 Carats Natural Green Rutilated Peridot Faceted Loose Gemstone, 70XY: This peridot is sourced from natural mineral deposits and crafted with meticulous faceting and glossy surface polishing through professional lapidary processing. Fine needle-shaped rutile filaments di

2 days Left

3.29 Carats Natural Green Rutilated Peridot Faceted Loose Gemstone, 70XY

Est.

US$15

-

US$200

US$15

Sathorn, Bangkok

Lazo Heritage

4.4

(22)

*1.68Ct Smoked Freeform Welo Opal Polished - Ethiopian Opal , 201C: Ksmith Heritage Auctioneers Subject: Natural Ethiopian Welo Opal Origin: Ethiopia Carat Weight: 1.68Ct Dimension: 13.2x10.9x3.2 mm Treatment: Smoked Type: Freeform, Polish

19 hrs Left

*1.68Ct Smoked Freeform Welo Opal Polished - Ethiopian Opal , 201C

Est.

US$50

-

US$100

US$10

Jelutong,, Penang

Ksmith Heritage Auctioneers

4.4

(49)

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