Coral Fossils

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52.23 Ct Natural Green Unakite Oval Cab: weight - 52.23 Ct / Dimensions - 37.00 x 25.00 x 6.00 mm / Shape - Excellent Oval Cab / Origin - Brazil / Treatment - None

2026

52.23 Ct Natural Green Unakite Oval Cab

Gems AuctionBangkok, TH

14.58 Ct Natural Black Onyx Oval Cab: Weight - 14.58 Ct / Dimensions - 21.50 x 16.30 x 5.40 mm / Shape - Oval Cab / Color - Black / Clarity - OPaque / Origin - Brazil / Treatment - None

2026

14.58 Ct Natural Black Onyx Oval Cab

Gems AuctionBangkok, TH

3.05 Ct Natural Apatite Catseye Oval Cab: weight - 3.05 Ct / Dimensions - 8.70 x 6.80 x 5.70 mm / Shape - Excellent Oval Cab / Origin - Sri Lanka / Treatment - None

2026

3.05 Ct Natural Apatite Catseye Oval Cab

Gems AuctionBangkok, TH

17.23 Ct Natural Orange Rutile Quartz Oval Cab: Weight - 17.23 Ct / Dimensions - 17.90 x 14.00 x 9.50 mm / Shape & Cut - Oval Cab / Transparency - Transaprent / Origin - Norway / Comments - None

2026

17.23 Ct Natural Orange Rutile Quartz Oval Cab

Gems AuctionBangkok, TH

2.13 Ct Natural London Blue Topaz Marquise Cut: Weight : 2.13 Ct / Dimensions : 12.40 x 6.00 x 3.90 mm / Shape : Marquise Cut / Color : Blue / Transparency : Transparent / Treatment : Irradiated

2026

2.13 Ct Natural London Blue Topaz Marquise Cut

Gems AuctionBangkok, TH

54.50 Ct Natural Blue Shaded Labradorite Oval Cab: Weight - 54.50 Ct / Size - 36.00 x 23.00 x 7.50 mm / Shape - Excellent Oval cab / Clarity - Opaque / Origin - Africa / Treatment - None

2026

54.50 Ct Natural Blue Shaded Labradorite Oval Cab

Gems AuctionBangkok, TH

10.35 Ct Natural Blue Lapis Lazuli Flower Carving: Weight - 10.35 Ct / Dimensions - 18.00 x 17.60 x 4.20 mm / Shape - Flower Carving / Clarity - Opaque / Origin - Afghanisthan / Treatment - None

2026

10.35 Ct Natural Blue Lapis Lazuli Flower Carving

Gems AuctionBangkok, TH

3.42 Ct Natural London Blue Topaz Trillion Cut: Weight - 3.42 Ct / Size - 9.10 x 9.10 x 5.80 mm mm / Shape - Trillion Cut / Color - Blue / Clarity - VVS / Origin - Brazil / Treatment - Irradiated

2026

3.42 Ct Natural London Blue Topaz Trillion Cut

Gems AuctionBangkok, TH

2.12 Ct Natural Blue Topaz Marquise Cut: Weight - 2.12 Ct / Dimensions - 12.00 x 5.80 x 4.30 mm / Shape & Cut - Marquise Cut / Color - Blue / Transparency - VVS / Origin - Brazil / Comments - Irradiated

2026

2.12 Ct Natural Blue Topaz Marquise Cut

Gems AuctionBangkok, TH

23.78 Ct Natural Tiger Eye Oval Cab: Weight - 23.78 Ct / Dimensions - 27.00 x 20.00 x 6.10 mm / Top Class Quality / Oval Cab / Origin - Burmese / Comments - None

2026

23.78 Ct Natural Tiger Eye Oval Cab

Gems AuctionBangkok, TH

22.12 Ct Natural Chalcedony Round Cut Beads: weight - 22.12 Ct / Dimensions - 11.90 - 12.70 mm / 5 Pc's / Shape - Excellent Round Cut Beads / Origin - Brazil / Treatment - None

2026

22.12 Ct Natural Chalcedony Round Cut Beads

Gems AuctionBangkok, TH

6.32 Ct Natural Rose Quartz Hexagon Cut: Weight - 6.32 Ct / Dimensions - 11.60 x 11.60 x 8.30 mm / Top Class Quality / Hexagon Cut / Origin - Brazil / Comments - None

2026

6.32 Ct Natural Rose Quartz Hexagon Cut

Gems AuctionBangkok, TH

20.38 Ct Natural Rutile Quartz Oval Cab: Weight - 20.38 Ct / Dimensions -19.00 x 15.50 x 10.00 mm / Shape - OVal Cabochon / Clarity - Transparent / Origin - Norway / Treatment - None

2026

20.38 Ct Natural Rutile Quartz Oval Cab

Gems AuctionBangkok, TH

7.12 Ct Natural Black Onyx Fancy Cab: Weight - 7.12 Ct / Size - 20.00 x 6.00 x 6.00 mm / Shape - Fancy Cab / Color - Black / Clarity - OPaque / Origin - Africa / Treatment - None

2026

7.12 Ct Natural Black Onyx Fancy Cab

Gems AuctionBangkok, TH

43.74 Ct Natural Crazy Lace Agate Pear Cab: Weight - 43.74 Ct / Dimensions - 34.00 x 30.00 x 7.00 mm / Shape - Pear Cab / Color - As Seen Picture / Clarity - Opaque / Origin -India / Treatment - None

2026

43.74 Ct Natural Crazy Lace Agate Pear Cab

Gems AuctionBangkok, TH

12.86 Ct Natural Rutile Quartz Pear Cab: Weight - 12.86 Ct / Size - 26.00 x 15.00 x 5.10 mm / Shape - Pear Cab / Clarity - Transaprent / Origin - Norway / Treatment - None

2026

12.86 Ct Natural Rutile Quartz Pear Cab

Gems AuctionBangkok, TH

10.53 Ct Natural Green Chrysoprase Cushion Carving Cab: Weight - 10.53 Ct / Size - 18.00 x 14.30 x 5.20 mm / Shape - Cushion Carving Cab / Color - Green / Clarity - Opaque / Origin -Brazil / Treatment - None

2026

10.53 Ct Natural Green Chrysoprase Cushion Carving Cab

Gems AuctionBangkok, TH

44.08 Ct Natural Ocean Jasper Quartz Pear Cab: weight - 44.08 Ct / Dimensions - 38.00 x 25.00 x 6.50 mm / Shape - Excellent Pear Cab / Origin - Brazil / Treatment - None

2026

44.08 Ct Natural Ocean Jasper Quartz Pear Cab

Gems AuctionBangkok, TH

3.11 Ct Natural Rose Quartz Fancy Cut: Weight - 3.11 Ct / Dimensions - 11.30 x 7.30 x 5.70 mm / Top Class Quality / Fancy Cut / Origin - Brazil / Comments - None

2026

3.11 Ct Natural Rose Quartz Fancy Cut

Gems AuctionBangkok, TH

40.15 Ct Natural Sunstone OVal Cab: weight - 40.15 Ct / Dimensions - 35.00 x 26.00 x 5.50 mm / Shape - Excellent Oval Cab / Origin - Brazil / Treatment - None

2026

40.15 Ct Natural Sunstone OVal Cab

Gems AuctionBangkok, TH

7.84 Ct Natural Purple Amethyst Pear Cut: Weight - 7.84 Ct / Dimensions -16.30 x 12.20 x 7.50 mm / Shape - Pear Cut / Color - Purple / Clarity - VVS / Origin -Brazil / Treatment - Heated

2026

7.84 Ct Natural Purple Amethyst Pear Cut

Gems AuctionBangkok, TH

Assorted Trilobite Fossil Species in Ten Stone Matrices: North America / Africa, Morocco, Cambrian to Permian Period, ca. 520 to 251 million years ago. A collection of ten natural stone matrices featuring well-preserved full and partial trilobite remains. T

2026

Assorted Trilobite Fossil Species in Ten Stone Matrices

Artemis Fine ArtsLouisville, CO

Seymchan Meteorite Cube Etched Widmanstatten Pattern: Eastern Europe, Russia, southeastern Magadan Region, Seymchan, ca. 1967 CE. A cube cut from the Seymchan pallasite meteorite, composed primarily of iron-nickel alloy - approximately 85% iron and 13% n

2026

Seymchan Meteorite Cube Etched Widmanstatten Pattern

Artemis Fine ArtsLouisville, CO

Pair of Polished Fossilized Mammoth Molar Panels: North America or Siberia, Pleistocene Epoch, ca. 1 million to 10,000 years ago. A pair of fossilized mammoth molar panels, each cut and polished to a smooth finish that highlights the distinctive laye

2026

Pair of Polished Fossilized Mammoth Molar Panels

Artemis Fine ArtsLouisville, CO

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Fossils Auctions

Saber-Toothed Tiger Fossil Skull, Late Miocene — Complete Dentition

Mimbres Black-on-White Pottery Bowl - Standing Woman, Kill Hole

Persian Siljuk Bronze Lamp Stand, Khorasan Region

Fine Fossils, Native American, Asian, Ethno

Artemis Fine Arts

Starts on:

Louisville, CO, US

5 days Left

Michoacan Pottery Figure - Seated Dignitary in Headdress

Prehistoric Complete Oreodont Femur Bone Fossil

18th c. Italian Engraving after Reni - Apollo & Aurora

VARIETY SALE Pre-Columbian, Ethnographic Art

Artemis Fine Arts

Starts on:

Louisville, CO, US

6 days Left

4 11/16" Thebes, Dickey COA, Calhoun Co., Illinois, Found Near the Illinois River

18" x 8 1/2" Large Mammoth Jaw and Tooth Fossil, Recovered from Alaskan Permafrost

10 3/4" Pre-Columbian Moche Culture Stirrup Vessel, Northern Coastal Peru

Pre-Columbian, Native American Artifacts

Heartland Artifact Auctions

Starts on:

Quincy, IL, US

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