Results for “Opal Rocks”

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15.39 Ct Natural Green Swiss Opal Fancy Cab: weight - 15.39 Ct / Dimensions - 28.00 x 12.30 x 5.60 mm / Shape & Cut - Excellent Fancy Cab / Origin - Brazil / Comments - None

Aug 21, 2026

15.39 Ct Natural Green Swiss Opal Fancy Cab

Est.

$100

-

$200

$1

Gems AuctionBangkok, TH

Natural Multi Color Opal Gemstones 1.50 Ct. 2 Pcs. Round Cabochon Shape 7 Mm.: Product ID: 818728209 Product Name: Natural Opal Weight: 1.50 CT. Size: 7 x 7 x 3.5 MM. Shape: Round Cabochon Color: Multi-Color Clarity:Semi - Transparent Luster: Good Gems Origin: Ethiopia Treatment

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Natural Multi Color Opal Gemstones 1.50 Ct. 2 Pcs. Round Cabochon Shape 7 Mm.

$9

Treasure of Gems & JewelryLake Charles, LA

44.63 Carats Phantom Quartz Oval Cabochon - Natural Brazilian Stone, 95XB: This exceptional phantom quartz cabochon, measuring 24.7 x 20.5 x 12.4 mm, is a captivating window into the natural growth of crystal. Polished into a smooth, rounded oval, the stone's translucent, mi

1 day Left

44.63 Carats Phantom Quartz Oval Cabochon - Natural Brazilian Stone, 95XB

Est.

$25

-

$200

$25

Lazo HeritageSathorn, Bangkok

3.04 Carats Natural Madagascar Ruby Emerald Cut Loose Gemstone, 85XM: This natural Madagascar ruby is fashioned in a traditional emerald step faceted cut, showcasing deep saturated red tones typical of Malagasy corundum. Distinct natural internal fissures, fine mineral

1 day Left

3.04 Carats Natural Madagascar Ruby Emerald Cut Loose Gemstone, 85XM

Est.

$25

-

$200

$25

Lazo HeritageSathorn, Bangkok

$0.56 Carats Natural Deep Blue Sapphire Faceted Loose Gemstone, 59YE: This specimen is composed of natural sapphire, finished with uniform faceting to optimize light refraction through its crystalline interior. The mineral carries rich deep blue colour saturation with s$

1 day Left

0.56 Carats Natural Deep Blue Sapphire Faceted Loose Gemstone, 59YE

Est.

$10

-

$200

$10

Lazo HeritageSathorn, Bangkok

108ct Natural Type A Burmese Jadeite Jade Sliced Rough, 79YN: 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

1 day Left

108ct Natural Type A Burmese Jadeite Jade Sliced Rough, 79YN

Est.

$10

-

$200

$10

Lazo HeritageSathorn, Bangkok

73ct Natural Type A Burmese Jadeite Jade Sliced Rough, 61YN: 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

1 day Left

73ct Natural Type A Burmese Jadeite Jade Sliced Rough, 61YN

Est.

$10

-

$200

$10

Lazo HeritageSathorn, Bangkok

Madagascar Moonstone 2.44Ct Natural Flashy Ranbow Madagascar Moonstone for Jewelry, 868B: Ksmith Jewels Global Welcome to our auction house, today auction brought to you by Ksmith Jewels Global based in Penang, Malaysia specialize in all kinds of opal and color gemstone both in manufacturi

3 days Left

Madagascar Moonstone 2.44Ct Natural Flashy Ranbow Madagascar Moonstone for Jewelry, 868B

Est.

$10

-

$100

$10

Ksmith Heritage AuctioneersJelutong, Penang, PENANG

9.67 Ct Natural Dendrite Opal Round Beads: weight - 9.67 Ct / Dimensions - 6.00 - 6.30 mm / 11 Pc's / Shape & Cut - Excellent Round Beads / Origin - Brazil / Comments - None

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9.67 Ct Natural Dendrite Opal Round Beads

$23

Gems AuctionBangkok, TH

2.21 Carats Natural Honey Jelly Lightning Ridge Oval Cabochon Opal Loose Gemstone, 17XV: Genuine Australian Lightning Ridge honey jelly opal polished oval cabochon loose gemstone, featuring a translucent warm honey-yellow jelly base with soft diffused pastel play-of-color including faint

1 day Left

2.21 Carats Natural Honey Jelly Lightning Ridge Oval Cabochon Opal Loose Gemstone, 17XV

Est.

$20

-

$200

$20

Lazo HeritageSathorn, Bangkok

102ct Natural Type A Burmese Jadeite Jade Sliced Rough, 43YK: 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

1 day Left

102ct Natural Type A Burmese Jadeite Jade Sliced Rough, 43YK

Est.

$10

-

$200

$10

Lazo HeritageSathorn, Bangkok

Madagascar Moonstone 2.25Ct Natural Flashy Ranbow Madagascar Moonstone for Jewelry, 998MZ: Ksmith Jewels Global Welcome to our auction house, today auction brought to you by Ksmith Jewels Global based in Penang, Malaysia specialize in all kinds of opal and color gemstone both in manufacturi

3 days Left

Madagascar Moonstone 2.25Ct Natural Flashy Ranbow Madagascar Moonstone for Jewelry, 998MZ

Est.

$10

-

$100

$10

Ksmith Heritage AuctioneersJelutong, Penang, PENANG

Madagascar Moonstone 1.72Ct Natural Flashy Ranbow Madagascar Moonstone for Jewelry, 788MZ: Ksmith Jewels Global Welcome to our auction house, today auction brought to you by Ksmith Jewels Global based in Penang, Malaysia specialize in all kinds of opal and color gemstone both in manufacturi

3 days Left

Madagascar Moonstone 1.72Ct Natural Flashy Ranbow Madagascar Moonstone for Jewelry, 788MZ

Est.

$10

-

$100

$10

Ksmith Heritage AuctioneersJelutong, Penang, PENANG

Madagascar Moonstone 1.82Ct Natural Flashy Rainbow Madagascar Moonstone for Jewelry, 565MZ: Ksmith Jewels Global Welcome to our auction house, today auction brought to you by Ksmith Jewels Global based in Penang, Malaysia specialize in all kinds of opal and color gemstone both in manufacturi

3 days Left

Madagascar Moonstone 1.82Ct Natural Flashy Rainbow Madagascar Moonstone for Jewelry, 565MZ

Est.

$10

-

$100

$10

Ksmith Heritage AuctioneersJelutong, Penang, PENANG

Madagascar Moonstone 2.47Ct Natural Flashy Ranbow Madagascar Moonstone for Jewelry, 259B: Ksmith Jewels Global Welcome to our auction house, today auction brought to you by Ksmith Jewels Global based in Penang, Malaysia specialize in all kinds of opal and color gemstone both in manufacturi

3 days Left

Madagascar Moonstone 2.47Ct Natural Flashy Ranbow Madagascar Moonstone for Jewelry, 259B

Est.

$10

-

$100

$10

Ksmith Heritage AuctioneersJelutong, Penang, PENANG

Madagascar Moonstone 2.18Ct Natural Flashy Ranbow Madagascar Moonstone for Jewelry, 608MZ: Ksmith Jewels Global Welcome to our auction house, today auction brought to you by Ksmith Jewels Global based in Penang, Malaysia specialize in all kinds of opal and color gemstone both in manufacturi

3 days Left

Madagascar Moonstone 2.18Ct Natural Flashy Ranbow Madagascar Moonstone for Jewelry, 608MZ

Est.

$10

-

$100

$10

Ksmith Heritage AuctioneersJelutong, Penang, PENANG

9.05ct Natural Mauritania Ruby Rough (Unheated), 82XE: This unheated Mauritania ruby rough is a captivating natural crystal specimen, featuring vivid magenta-purple ruby formations embedded in a contrasting greyish matrix. The stone's rugged, unpolished s

1 day Left

9.05ct Natural Mauritania Ruby Rough (Unheated), 82XE

Est.

$10

-

$200

$10

Lazo HeritageSathorn, Bangkok

72ct Natural Russian Ural Amazonite Slab Rough, 59WV: This intact amazonite slab features distinct parallel mineral banding running uniformly across its naturally split flat surface within 39x31x5mm slab dimensions, retaining unmodified natural geologica

1 day Left

72ct Natural Russian Ural Amazonite Slab Rough, 59WV

Est.

$10

-

$200

$10

Lazo HeritageSathorn, Bangkok

212 Carats Natural Black Rutilated Quartz Raw Rough Crystal Chunk, 38YS: This genuine natural rutilated quartz rough features distinct needle-like black rutile inclusions embedded within translucent clear quartz crystal, formed through natural hydrothermal geological proce

1 day Left

212 Carats Natural Black Rutilated Quartz Raw Rough Crystal Chunk, 38YS

Est.

$10

-

$200

$10

Lazo HeritageSathorn, Bangkok

29.97 Ct Natural Dendrite Opal Oval Cab: weight - 29.97 Ct / Size - 33.00 x 18.00 x 6.30 mm / Shape - Excellent Oval Cab / Origin - Brazil / Treatment - None

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29.97 Ct Natural Dendrite Opal Oval Cab

$28

Gems AuctionBangkok, TH

Madagascar Moonstone 1.70Ct Natural Flashy Ranbow Madagascar Moonstone for Jewelry, 595B: Ksmith Jewels Global Welcome to our auction house, today auction brought to you by Ksmith Jewels Global based in Penang, Malaysia specialize in all kinds of opal and color gemstone both in manufacturi

3 days Left

Madagascar Moonstone 1.70Ct Natural Flashy Ranbow Madagascar Moonstone for Jewelry, 595B

Est.

$10

-

$100

$10

Ksmith Heritage AuctioneersJelutong, Penang, PENANG

2.44 Carats Natural Blue Sapphire - Oval Faceted Loose Gemstone, 31XB: Natural oval-faceted blue sapphire gemstone, a genuine corundum specimen with a rich, deep royal blue hue. This stone features natural internal inclusions, mineral deposits, and characteristic growth

1 day Left

2.44 Carats Natural Blue Sapphire - Oval Faceted Loose Gemstone, 31XB

Est.

$10

-

$200

$10

Lazo HeritageSathorn, Bangkok

234ct Natural Type A Burmese Jadeite Jade Sliced Rough, 16YN: 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

1 day Left

234ct Natural Type A Burmese Jadeite Jade Sliced Rough, 16YN

Est.

$10

-

$200

$10

Lazo HeritageSathorn, Bangkok

10.36 Ct Natural Green Swiss Opal Oval Cab: weight - 10.36 Ct / Dimensions - 24.80 x 15.50 x 3.20 mm / Shape & Cut - Excellent Oval Cab / Origin - Brazil / Comments - None

Aug 21, 2026

10.36 Ct Natural Green Swiss Opal Oval Cab

Est.

$100

-

$200

$1

Gems AuctionBangkok, TH

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