Results for “Opal Rocks”

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Loose Pink Opal Colored Stones Lot – 128.4ct: Authentic lot of loose pink opal–colored stones totaling 128.4 carats. Features soft pink hues with natural variation. Ideal for jewelry making, inlay work, crafts, or collection. Stones are loose a

Feb 25, 2026

Loose Pink Opal Colored Stones Lot – 128.4ct

Est. US$10-US$100,000

32.45ct Oval Cabochon Moss Green Cat's Eye Opal Gemstone: 32.45ct Oval Cabochon Moss Green Cat's Eye Opal Gemstone Introducing the Oval Cabochon Moss Green Cat's Eye Opal Gemstone—a celestial marvel that captures the mysterious allure of moonlit m

3 days Left

32.45ct Oval Cabochon Moss Green Cat's Eye Opal Gemstone

Weatherham Estate Treasures

Est. US$320-US$520

2.95ct LOOSE CABOCHON NATURAL AUSTRALIAN BOULDER OPAL: 2.95ct NATURAL AUSTRALIAN BOULDER OPAL Natural Untreated boulder opal from Australia 2.95ct Measures 13.2mm x 8.8mm Polished cabochon Beautiful color play, blue and greens

Mar 01, 2026

2.95ct LOOSE CABOCHON NATURAL AUSTRALIAN BOULDER OPAL

Est. US$206-US$275

Fire Opal Ethopian - 6 Carats: Fire Opal Ethopian - 6 CaratsShipping Rate: $15.00 .shipping rates are determined by Parcel weight and destination.Combined shipping: We offer combine shipping on multiple items purchased to reduce sh

2 days Left

Fire Opal Ethopian - 6 Carats

Fantasy Jewelry

Est. US$150-US$250

1.06ct EXCELLENT CUSHION CABOCHON CUT NATURAL UNTREATED OPAL: 1.06ct EXCELLENT CUSHION CABOCHON CUT NATURAL UNTREATED OPAL LOOSE NATURAL UNTREATED CUSHION CABOCHON WHITE OPAL Opal measures 6.5x6.5mm Natural untreated White Opal New 1.06ct

3 days Left

1.06ct EXCELLENT CUSHION CABOCHON CUT NATURAL UNTREATED OPAL

Est. US$74-US$92

5.95ct LOOSE CABOCHON NATURAL AUSTRALIAN BOULDER OPAL: 5.95ct NATURAL AUSTRALIAN BOULDER OPAL Natural Untreated boulder opal from Australia5.95ct Measures 17.2mm x 10.9mm

Mar 01, 2026

5.95ct LOOSE CABOCHON NATURAL AUSTRALIAN BOULDER OPAL

Est. US$275-US$412

2crts Ethopian Black Fire Opal: 2crts Ethopian Black Fire Opal - 11X9X5 mmShipping Rate: $15.00 .shipping rates are determined by Parcel weight and destination.Combined shipping: We offer combine shipping on multiple items purchased

2 days Left

2crts Ethopian Black Fire Opal

Fantasy Jewelry

Est. US$180-US$300

12.30ct LOOSE CABOCHON NATURAL AUSTRALIAN BOULDER OPAL: 12.30ct NATURAL AUSTRALIAN BOULDER OPAL Natural Untreated boulder opal from Koroit Australia12.30ct Measures 24.45mm x 12.71mm x 4.78mm Polished cabochon

Mar 01, 2026

12.30ct LOOSE CABOCHON NATURAL AUSTRALIAN BOULDER OPAL

Est. US$206-US$343

Natural White Color Opal 8.93 Ct. Oval Cabochon Shape 19.8 x 12.5 Mm. Natural Unheated Gemstone From: Product ID: 818709412 Product Name: Natural Opal Weight: 8.93 CT. Size: 19.8 x 12.5 x 6.9 MM. Shape: Oval Cabochon Color: White Clarity:Semi - Transparent Luster: Good Gems Origin: Ethiopia Treatment:

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Natural White Color Opal 8.93 Ct. Oval Cabochon Shape 19.8 x 12.5 Mm. Natural Unheated Gemstone From

Treasure of Gems & Jewelry

10.46ct LOOSE CABOCHON NATURAL AUSTRALIAN BOULDER OPAL: 10.46ct NATURAL AUSTRALIAN BOULDER OPAL Natural Untreated boulder opal from Australia10.46ct Measures 16.5mm x 9.8mm Polished cabochon, beautiful

Mar 01, 2026

10.46ct LOOSE CABOCHON NATURAL AUSTRALIAN BOULDER OPAL

Est. US$206-US$275

5mm NATURAL UNTREATED WHITE MULTI COLORED OPAL ROUND: LOOSE NATURAL UNTREATED ROUND CUT CABOCHON OPALSale is for 1 round cut cabochon opalOpal measures 5mm If you purchase 2 and want matching pair please let me know,(obviously colors won't match exactly)

Mar 01, 2026

5mm NATURAL UNTREATED WHITE MULTI COLORED OPAL ROUND

Est. US$275-US$412

Natural Multi Color Opal 18.03 Ct. Dog Carving 23 x 14.9 Mm. Unheated Gemstone From Australia: Product ID: 818722515 Product Name: Natural Opal Carving Weight: 18.03 CT. Size: 23 x 14.9 x 10.8 MM. Shape: Dog Carving Color: Multi Color Clarity:Semi - Transparent Luster: Strong Iridescent Gems Or

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Natural Multi Color Opal 18.03 Ct. Dog Carving 23 x 14.9 Mm. Unheated Gemstone From Australia

Treasure of Gems & Jewelry

0.83 ct Natural Fire Orange Fire Opal, Oval Facet, Transparent, Mexico: 0.83 ct Natural Fire Orange Fire Opal, Oval Facet, Transparent, Mexico Natural fire opal gemstone weighing 0.83 ct, cut in an oval facet shape with a vibrant fire orange color. The gem measures 8.17 x

Feb 25, 2026

0.83 ct Natural Fire Orange Fire Opal, Oval Facet, Transparent, Mexico

Weatherham Estate Treasures

Est. US$150-US$250

Fire Ethopian Opal - 2 Carats: Fire Ethopian Opal - 2 CaratsShipping Rate: $15.00 .shipping rates are determined by Parcel weight and destination.Combined shipping: We offer combine shipping on multiple items purchased to reduce sh

2 days Left

Fire Ethopian Opal - 2 Carats

Fantasy Jewelry

Est. US$100-US$150

Unpolished Opal Formation: Unpolished opal formation from Brazil. 7" x 5" x 3.5". 4 pounds, 14 ounces.

Feb 22, 2026

Unpolished Opal Formation

Fossils & Gemstones of Houston

Est. US$150-US$200

Fire Ethopian Opal - 1.5 Carats: Fire Ethopian Opal - 1.5 Carats - 10X8X5 mmShipping Rate: $15.00 .shipping rates are determined by Parcel weight and destination.Combined shipping: We offer combine shipping on multiple items purchase

2 days Left

Fire Ethopian Opal - 1.5 Carats

Fantasy Jewelry

Est. US$90-US$120

7.07 Ct Natural Orange Fire Opal OVal Cab Pair: Weight - 7.07 Ct / Dimensions - 14.10 x 10.00 x 5.90 mm / 2 Pc's / Shape - OVal Cab / Color - Orange / Clarity - Translucent / Origin - Ethiopia / Treatment - Heated

17 hrs Left

7.07 Ct Natural Orange Fire Opal OVal Cab Pair

Est. US$125-US$250

1.06ct EXCELLENT CUSHION CABOCHON CUT NATURAL UNTREATED OPAL: 1.06ct EXCELLENT CUSHION CABOCHON CUT NATURAL UNTREATED OPAL LOOSE NATURAL UNTREATED CUSHION CABOCHON WHITE OPAL Opal measures 6.5x6.5mm Natural untreated White Opal New 1.06ct

Mar 19, 2026

1.06ct EXCELLENT CUSHION CABOCHON CUT NATURAL UNTREATED OPAL

Est. US$74-US$92

4.76 Ct Natural Blue Fire Opal Pear Cab: Weight - 4.76 Ct / Size - 16.60 x 10.40 x 5.90 mm / Shape - Pear Cab / Color - Blue / Clarity - Translucent / Origin - Ethiopia / Treatment - Heated

17 hrs Left

4.76 Ct Natural Blue Fire Opal Pear Cab

Est. US$100-US$200

2.81 Ct Natural Black Flashing Fire Opal Oval Cab: Weight - 2.81 Ct / Dimensions - 12.70 x 8.40 x 5.00 mm / Shape - Oval Cab / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Smoked

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2.81 Ct Natural Black Flashing Fire Opal Oval Cab

1.60 Carats Ethopian Opal - 10X9X5 mm: 1.60 Carats Ethopian Opal - 10X9X5 mmShipping Rate: $15.00 .shipping rates are determined by Parcel weight and destination.Combined shipping: We offer combine shipping on multiple items purchased to r

2 days Left

1.60 Carats Ethopian Opal - 10X9X5 mm

Fantasy Jewelry

Est. US$130-US$200

4.63 Ct Natural Orange Fire Opal Oval Cab: Weight - 4.63 Ct / Size - 14.60 x 10.80 x 6.20 mm / Shape - Oval Cab / Color - Orange / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Heated

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4.63 Ct Natural Orange Fire Opal Oval Cab

2.30 Ct Natural Blue Fire Opal Pear Cab: Weight - 2.30 Ct / Size - 11.70 x 8.50 x 5.40 mm/ Shape - Pear Cab / Color - Blue / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Heated

17 hrs Left

2.30 Ct Natural Blue Fire Opal Pear Cab

Est. US$75-US$150

1.65 Ct Natural Black Flashing Fire Opal Trillion Cab: Weight - 1.65 Ct / Dimensions - 9.30 x 9.10 x 4.80 mm / Shape - Trillion Cab / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Smoked

17 hrs Left

1.65 Ct Natural Black Flashing Fire Opal Trillion Cab

Est. US$75-US$150

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