Antique & Vintage Fossils for Sale in Online Auctions

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5.15 Ct Natural Purple Amethyst Square Cut: Weight - 5.15 Ct / Dimensions - 10.30 x 10.20 x 6.80 mm / Shape - Square Cut / Color - Purple / Clarity - VVS / Origin -Brazil / Treatment - Heated

2026

5.15 Ct Natural Purple Amethyst Square Cut

Gems AuctionBangkok, TH

15.28 Ct Natural Green Chrysoprase Oval Cab: weight - 15.28 Ct / Dimensions - 17.50 x 13.70 x 9.30 mm / Shape - Excellent Oval Cab / Origin - Brazil / Treatment - None

2026

15.28 Ct Natural Green Chrysoprase Oval Cab

Gems AuctionBangkok, TH

28.50 Ct Natural Bumblebee Jasper Pear Cab: Weight - 28.50 Ct / Dimensions - 31.00 x 24.00 x 5.50 mm / Shape - Pear Cab / Clarity - Opaque / Origin - Brazil / Treatment - None

2026

28.50 Ct Natural Bumblebee Jasper Pear Cab

Gems AuctionBangkok, TH

22.48 Ct Natural Blue Topaz Round Cut beads: Weight - 22.48 Ct / Dimensions - 8.00 - 8.30 mm / 7 Pc's / Shape Round Cut Beads / Color - Blue / Clarity - VVS / Origin - Brazil / Treatment - Irradiated

2026

22.48 Ct Natural Blue Topaz Round Cut beads

Gems AuctionBangkok, TH

38.29 Ct Natural Ruby-Zoisite Marquise Cab: Weight - 38.29 Ct / Dimensions - 34.00 x 18.90 x 5.90 mm / Top Class Quality / Marquise Cab / Origin - Africa / Comments - None

2026

38.29 Ct Natural Ruby-Zoisite Marquise Cab

Gems AuctionBangkok, TH

18.14 Ct Natural Azur-Malachite Trillion cab: Weight - 18.14 Ct / Dimensions - 24.00 x 18.40 x 5.30 mm / Shape - Trillion Cab / Color - Green / Clarity - Opaque / Origin - Russia / Treatment - None

2026

18.14 Ct Natural Azur-Malachite Trillion cab

Gems AuctionBangkok, TH

6.46 Ct Natural Purple Amethyst Pear Cut: Weight - 6.46 Ct / Dimensions - 15.50 x 10.00 x 7.50 mm / Shape - Pear Cut / Color - Purple / Clarity - VVS / Origin -Brazil / Treatment - Heated

2026

6.46 Ct Natural Purple Amethyst Pear Cut

Gems AuctionBangkok, TH

6.30 Ct Natural Blue Topaz Cushion Sugar Loupe: Weight : 6.30 Ct / Dimensions : 11.40 x 8.90 x 6.40 mm / Shape : Cushion Cab / Color : Blue / Transparency : Transparent / Treatment : Irradiated

2026

6.30 Ct Natural Blue Topaz Cushion Sugar Loupe

Gems AuctionBangkok, TH

26.90 Ct Natural Multi-Color Fluorite Oval Cab: Weight - 26.90 Ct / Dimensions - 31.00 x 19.20 x 5.00 mm / Shape - Oval Cab / Color - Multi-Color / Clarity - VVS / Origin -Brazil / Treatment - None

2026

26.90 Ct Natural Multi-Color Fluorite Oval Cab

Gems AuctionBangkok, TH

13.23 Ct Natural Light Pink Rose Quartz Emerald Cut: Weight - 13.23 Ct / Dimensions - 15.20 x 11.20 x 9.20 mm / Top Class Quality / Emerald Cut / Origin - Brazil / Comments - None

2026

13.23 Ct Natural Light Pink Rose Quartz Emerald Cut

Gems AuctionBangkok, TH

4.53 Ct Natural Sweet Pink Kunzite Fancy Cut: Weight - 4.53 Ct / Size - 9.60 x 9.00 x 8.00 mm / Shape - Fancy Cut / Color - Pink / Clarity - VVS / Origin - Afghanisthan / Treatment - None

2026

4.53 Ct Natural Sweet Pink Kunzite Fancy Cut

Gems AuctionBangkok, TH

1.37 Ct Natural Aquamarine Pear Cut: Weight - 1.37 Ct / Size - 8.00 x 8.00 x 4.00 mm / Shape -Pear Cut / Color - Water Blue / Clarity - VVS / Origin -India / Treatment - None

2026

1.37 Ct Natural Aquamarine Pear Cut

Gems AuctionBangkok, TH

Various stone eggs: Various stone eggs

2026

Various stone eggs

Emanon Auctions and Estate SalesKeyport, NJ

Loose Diamond - CUSHION MODIFIED 1.04ct Fancy Vivid Green VS1: Loose Diamond - CUSHION MODIFIED 1.04ct Fancy Vivid Green VS1 Source: This is a real non-mined Diamond that has been grown in a lab Shape: CUSHION MODIFIED Carats: 1.04 Color: Fancy Vivid Green Certif

2026

Loose Diamond - CUSHION MODIFIED 1.04ct Fancy Vivid Green VS1

Diamond DepotNew York, NY

Fossilized Basilosaurus Tooth: 6" x 1.5" Fossilized Basilosaurus Tooth

2026

Fossilized Basilosaurus Tooth

Auctions 4 America IncFt Lauderdale, FL

Pre-Columbian Mayan Assemblage, Crystal Quartz and Jade: 3"x.5" Pre-Columbian Mayan Assemblage, Crystal Quartz and Jade, Mesoamerica, 300-800 CE, Size Varies from 2"-3.25"

2026

Pre-Columbian Mayan Assemblage, Crystal Quartz and Jade

Auctions 4 America IncFt Lauderdale, FL

Very Large Andes Mountain Amber with Inclusions: 2.8"x2.9" Very Large Andes Mountain Amber with Inclusions, Natural Amber

2026

Very Large Andes Mountain Amber with Inclusions

Auctions 4 America IncFt Lauderdale, FL

Very Large Knobby Starfish: 11" Very Large Knobby Starfish or Cushion Sea Star, Excellent Condition, Rare Size

2026

Very Large Knobby Starfish

Auctions 4 America IncFt Lauderdale, FL

Rare Ramose Murex Sea Snail Shell, Extremely Large: 10" x 7" Rare Ramose Murex Sea Snail Shell, Extremely Large, Indo-Pacific Region

2026

Rare Ramose Murex Sea Snail Shell, Extremely Large

Auctions 4 America IncFt Lauderdale, FL

A 0.333 Carat Round Brilliant Cut Natural Diamond: A single loose round brilliant cut natural diamond accompanied by a Central Gem Laboratory (CGL) grading report, number S1441300. The diamond is graded with an I color and SI-2 clarity, with a cut gra

2026

A 0.333 Carat Round Brilliant Cut Natural Diamond

Gallery 63Atlanta, GA

Group of Stone Fruit and Egg Specimens: Group of Stone Fruit and Egg Specimens Dimensions: Largest egg 2.75" H

2026

Group of Stone Fruit and Egg Specimens

Litchfield AuctionsLitchfield, CT

4.95 Carats Natural Aquamarine Paired Gemstones - 10X7X5 mm: 4.95 Carats Natural Aquamarine Paired Gemstones - 10X7X5 mm Shipping:

2026

4.95 Carats Natural Aquamarine Paired Gemstones - 10X7X5 mm

Fantasy JewelryMuscat, AE

6.85 Carats Paired Aquaamarine Gemstones Flawless - 14X7X6 mm: 6.85 Carats Paired Aquaamarine Gemstones Flawless - 14X7X6 mm Shipping:

2026

6.85 Carats Paired Aquaamarine Gemstones Flawless - 14X7X6 mm

Fantasy JewelryMuscat, AE

Loose Diamond - PEAR 1.55ct Fancy Vivid Pink VS2: Loose Diamond - PEAR 1.55ct Fancy Vivid Pink VS2 Source: This is a real non-mined Diamond that has been grown in a lab Shape: PEAR Carats: 1.55 Color: Fancy Vivid Pink Certification: IGI Video:

2026

Loose Diamond - PEAR 1.55ct Fancy Vivid Pink VS2

Mynt AuctionsNew York, NY

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24

Fossils Auctions

Signed Handel Triple Scrolled Case Base & Geometric Leaded Glass Shade

Designer 18k White Gold & 2 Carat Diamond Earrings

Syd Solomon (American, 1917-2004) Original Abstract Oil and Acrylic on Canvas 'Dawnote'

May Estate & Jewelry Auction

Heritage Gallery Auctions

Starts on:

Patchogue, NY, US

Guro Gu Female Dance Mask | Hardwood | Coiffure Scarification

Fossilized Entelodont Hell Pig Skull

Egyptian Faience Ushabtis

ARTE PRIMITIVO Tribal, Ethnographic, Ancient

Artemis Fine Arts

Starts on:

Louisville, CO, US

5 days Left

Costa Rica Head Vessel, Feline & Reclining Deity

Jalisco Red-Slip Hunchback Figure - Conical Headdress

Mississippian Cat Serpent Effigy Bowl (Mythic Water Being)

ARTE PRIMITIVO Pre-Columbian, Native American

Artemis Fine Arts

Starts on:

Louisville, CO, US

4 days Left

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