Antique & Vintage Fossils for Sale in Online Auctions

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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

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

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

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

RED JASPER ROCK STONE LAPIDARY SPECIMEN: RED JASPER ROCK STONE LAPIDARY SPECIMEN

2026

RED JASPER ROCK STONE LAPIDARY SPECIMEN

Col. Christie Hatman AuctioneersThayer, MO

12ct Brazilian Paraiba Neon Blue Tourmaline Oval Cut No Reserve EGL Certified: Investment-grade gemstone characterized by its intense, neon electric-blue to blue-green color, powered by copper trace elements. A stone of this size and origin is highly prized for its vibrant "neon

2026

12ct Brazilian Paraiba Neon Blue Tourmaline Oval Cut No Reserve EGL Certified

California GemstonesSan Diego, CA

7.35ct Ceylon JAVA PLUM! Cushion Cut No Reserve AGSL Certified: a rich, deep purplish-violet hue that mimics the color of a ripe Java plum (also known as Jamun or black plum). These stones often show a vibrant blend of purple and blue and are highly prized for the

2026

7.35ct Ceylon JAVA PLUM! Cushion Cut No Reserve AGSL Certified

California GemstonesSan Diego, CA

3.65ct Ceylon Royal Cobalt Blue Spinel Oval Cut No Reserve AGSL Certified: Sourced from Sri Lanka’s famed mining region, Ratnapura. It is prized for its high color saturation—a vivid, intense cobalt blue— without the heavy dark tones found in other blues, exhibiting hi

2026

3.65ct Ceylon Royal Cobalt Blue Spinel Oval Cut No Reserve AGSL Certified

California GemstonesSan Diego, CA

6.4ct Arkansas Blue Benitoite Cushion Cut No Reserve ASGL Certified: Arkansas blue Benitoite is found at the Diamond Jo Quarry in Magnet Cove, Hot Spring County, Arkansas.

2026

6.4ct Arkansas Blue Benitoite Cushion Cut No Reserve ASGL Certified

California GemstonesSan Diego, CA

10.9ct Royal Blue Tanzanite Heart Cut No Reserve EGL Certified: A large-sized investment piece. At this weight, it typically exhibits a deep, intense blue hue, which is the most sought-after color for this gem. he "Royal Blue" color, combined with a large carat we

2026

10.9ct Royal Blue Tanzanite Heart Cut No Reserve EGL Certified

California GemstonesSan Diego, CA

3.4ct Brazilian Aquamarine Oval Cut No Reserve AGSL Certified: Known for its high-quality, pale blue color, this size is chosen for its brilliance, with popular oval cuts maximizing light reflection. It is generally eye-clean.

2026

3.4ct Brazilian Aquamarine Oval Cut No Reserve AGSL Certified

California GemstonesSan Diego, CA

9.5ct Light Blue Tanzanite Trillion Cut No reserve EGL Certified: Triangular-shaped gemstone featuring 31 to 50 facets to maximize brilliance. This rare, natural stone typically shows high transparency ("eye clean") and, due to its trichroic nature, may display subt

2026

9.5ct Light Blue Tanzanite Trillion Cut No reserve EGL Certified

California GemstonesSan Diego, CA

3.75 Carat Blue Tourmaline Brilliant Round Cut AGSL Certified: A round-cut blue tourmaline is a significant, high-value gemstone, often identified as indicolite or a vibrant bluish-green variety, typically sourced from locations like Afghanistan.

2026

3.75 Carat Blue Tourmaline Brilliant Round Cut AGSL Certified

California GemstonesSan Diego, CA

COPROLITE ROCK STONE LAPIDARY SPECIMEN: COPROLITE ROCK STONE LAPIDARY SPECIMEN

2026

COPROLITE ROCK STONE LAPIDARY SPECIMEN

Col. Christie Hatman AuctioneersThayer, MO

AMETHYST CRYSTAL PENDANT ROCK STONE LAPIDARY SPECIMEN: AMETHYST CRYSTAL PENDANT ROCK STONE LAPIDARY SPECIMEN

2026

AMETHYST CRYSTAL PENDANT ROCK STONE LAPIDARY SPECIMEN

Col. Christie Hatman AuctioneersThayer, MO

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Fossils Auctions

Zamble Antelope Mask

Fossilized Sabertooth Skull in Matrix

Egyptian Painted Wood Sarcophagus Fragment, TIP

DAY 2: African, Tribal, Fossils, Antiquities

Artemis Fine Arts

Starts on:

Louisville, CO, US

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

Nayarit Seated Musician with Rattle, Segmented Headdress

Maya Bowl with Seated Chief

Chancay / Huari Funerary Mask w/ Textile Cap

DAY 1: Pre-Columbian and Native American Art

Artemis Fine Arts

Starts on:

Louisville, CO, US

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