Fossils

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11.65ct Brazilian Deep Purple Amethyst Emerald Cut No Reserve EGL Certified: a high-clarity, naturally sourced gemstone from Brazil. It displays a rich, intense purple color, often with strong color saturation and high-quality transparency. This large, faceted, rectangular-cut

2026

11.65ct Brazilian Deep Purple Amethyst Emerald Cut No Reserve EGL Certified

California GemstonesOceanside, CA

5.85ct Ceylon Java Plum Sapphire Round Cut No Reserve AGSL Certified: EYE CATCHING Beautiful gemstone. Faceted with a mixed brilliant cut to maximize light reflection, offering high clarity and excellent polish.

2026

5.85ct Ceylon Java Plum Sapphire Round Cut No Reserve AGSL Certified

California GemstonesOceanside, CA

3.26ct Ceylon Pink Sapphire Round Cut, No Reserve,: high-quality gemstone sourced from Sri Lanka, valued for its intense pink color, high transparency, and exceptional brilliance. Cut into a round shape for maximum sparkle, these stones are renowned fo

2026

3.26ct Ceylon Pink Sapphire Round Cut, No Reserve,

California GemstonesOceanside, CA

3ct Ceylon Green Sapphire Round Cut No Reserve GIE Certified: Excellent Clarity. High-quality, vivid color and brilliant scintillation. Originating from Ceylon, it exhibits a vibrant, lively green and expert faceting.

2026

3ct Ceylon Green Sapphire Round Cut No Reserve GIE Certified

California GemstonesOceanside, CA

Large Mozambique Tourmaline 25ct Asscher Cut No Reserve Dark & Moody Gem: A large 25-carat tourmaline in an Asscher cut is a rare and luxurious gemstone, often characterized by its deep color saturation and architectural, geometric facet pattern. At this size, the stone act

2026

Large Mozambique Tourmaline 25ct Asscher Cut No Reserve Dark & Moody Gem

California GemstonesOceanside, CA

Romantic Cut Colombian Emerald 9.2ct Heart Cut No Reserve GGL Certified: is an exceptional, high-carat gemstone characterized by its romantic shape, intense green color, and significant size. Colombian emeralds are world-renowned for their superior quality, often exhibitin

2026

Romantic Cut Colombian Emerald 9.2ct Heart Cut No Reserve GGL Certified

California GemstonesOceanside, CA

10.15ct Brazilian Teal Tourmaline Trillion Cut No Reserve GGL Certified: high-carat gemstone characterized by an intense blend of blue and green, with strong color saturation. Sourced from Brazil, these stones are renowned for high clarity and superior, fiery sparkle due t

2026

10.15ct Brazilian Teal Tourmaline Trillion Cut No Reserve GGL Certified

California GemstonesOceanside, CA

4.35ct Ceylon Java Plum Sapphire, Oval Cut No Reserve AGSL Certified: REAL Sparkler. Java Plum Sapphire is a significant, high-quality gemstone characterized by its rich, violet-purple hue. Its origin in Ceylon, which is renowned for producing exceptionally bright and v

2026

4.35ct Ceylon Java Plum Sapphire, Oval Cut No Reserve AGSL Certified

California GemstonesOceanside, CA

14.05ct Colombian Green high crystal Emerald Brilliant Step No Reserve VG Certified: Characterized by superior transparency ("high crystal") and intense, deep green color. The "brilliant step cut" (a variation of the traditional emerald cut) enhances its "hall of mirrors" luster, typi

2026

14.05ct Colombian Green high crystal Emerald Brilliant Step No Reserve VG Certified

California GemstonesOceanside, CA

5 Purple Amethyst 4.5ct tcw Princess Cut: features square-modified brilliant cuts with superior light performance. Eye-clean with deep, rich purple hues, these stones are durable (Mohs 7) and ideal for vibrant jewelry, showcasing blue underto

2026

5 Purple Amethyst 4.5ct tcw Princess Cut

California GemstonesOceanside, CA

Simulated Tsavorite 140ct Cushion Cut No Reserve GLASS: Yep, I got fooled. But you're not. It's glass. Pretty.Crafters this is one for you.

2026

Simulated Tsavorite 140ct Cushion Cut No Reserve GLASS

California GemstonesOceanside, CA

Burmese Ruby 7.5ct Ocal Cut No Reserve GGL Certified: Originating from the Mong Hsu region in Myanmar. Slightly included "loupe clean". Vivid red, known for high saturation and natural fluorescence.

2026

Burmese Ruby 7.5ct Ocal Cut No Reserve GGL Certified

California GemstonesOceanside, CA

Green Sapphire 3ct Round Cut from Sri Lanka GIE Certified: Characterized by a crisp, vibrant green hue with excellent clarity (often eye-clean or VVS), colored by iron. These stones feature premium, precise faceting to maximize brilliance and are prized for t

2026

Green Sapphire 3ct Round Cut from Sri Lanka GIE Certified

California GemstonesOceanside, CA

Neon Tourmaline 5.21ct Trillion Cut No Reserve GIE Certified: a rare and highly valuable gemstone known for its vibrant electric blue-green hues. A trillion-cut specimen of this size is a significant collector's item, featuring brilliant neon blue shade, sourced

2026

Neon Tourmaline 5.21ct Trillion Cut No Reserve GIE Certified

California GemstonesOceanside, CA

San Carlos Benitoite 5.15ct Trillion Cut No Reserve EGL Certified: This collectors stone features a brilliant, intense sapphire-blue color with high dispersion (fire higher than diamond), expertly cut into a triangular shape to maximize brilliance, displaying excelle

2026

San Carlos Benitoite 5.15ct Trillion Cut No Reserve EGL Certified

California GemstonesOceanside, CA

London Blue Topaz 3.70ct Cushion Cut No Reserve ASGL Certified: a deep, dark blue-toned gemstone known for its luxurious, slightly teal, and dramatic color. It is typically a high-clarity stone cut into a square or rectangular shape with rounded corners to maximiz

2026

London Blue Topaz 3.70ct Cushion Cut No Reserve ASGL Certified

California GemstonesOceanside, CA

Colombian Emerald 9.95ct Oval Cut No Reserve GGL Certified: Features the intense, pure color characteristic of Colombian mines due to high chromium content. Oval cuts offer a brilliant, fiery sparkle while showcasing the deep color, typically with visible inte

2026

Colombian Emerald 9.95ct Oval Cut No Reserve GGL Certified

California GemstonesOceanside, CA

Colombian Emerald 9.5ct Oval Cut No Reserve GGL Certified: Sister stone to Lot 433. Features the intense, pure color characteristic of Colombian mines due to high chromium content. Oval cuts offer a brilliant, fiery sparkle while showcasing the deep color, ty

2026

Colombian Emerald 9.5ct Oval Cut No Reserve GGL Certified

California GemstonesOceanside, CA

Amethyst 10ct Emerald Cut from Brazil No Reserve GGL Certified.: a statement-making gemstone featuring a rectangular, step-cut design that highlights high clarity and rich, purple hues. These stones offer a luxurious, vintage, or Art Deco aesthetic, and is sourced

2026

Amethyst 10ct Emerald Cut from Brazil No Reserve GGL Certified.

California GemstonesOceanside, CA

3.87ct Spessartite Garnet Square Step Cut from Romana CA IGI Certification: A 3.87-carat Spessartite garnet from the Ramona district in California is a highly prized, rare, and historic gemstone. Ramona, particularly the Little Three Mine, was the premier source of fine spess

2026

3.87ct Spessartite Garnet Square Step Cut from Romana CA IGI Certification

California GemstonesOceanside, CA

$13.85ct Mozambique Ruby Round Cut No Reserve GGI Certified: Huge hunk of Ruby! When I first got this in was thrown for a loop by this rock. Plenty of inclusions and a heat fracture lead me to believe we got the genuine article, priced accordingly. It's still a$

2026

13.85ct Mozambique Ruby Round Cut No Reserve GGI Certified

California GemstonesOceanside, CA

4.35 Carats Multicolor Tourmaline Selection - Natural Loose Gemstones, 2XP: This curated selection of five faceted tourmaline gemstones, weighing a total of 4.35 carats with individual dimensions ranging from 4.5 to 8.4 mm, showcases the extraordinary color diversity for whic

2026

4.35 Carats Multicolor Tourmaline Selection - Natural Loose Gemstones, 2XP

ThousandPlanetHunghom, Kowloon

9.54 Carats Paraiba Blue Topaz Selection - Natural Brazilian Stones, 6-8mm, 94XH: This vivid selection of topaz dazzles in a rare and highly sought-after Paraiba blue hue-an electric, neon turquoise tone reminiscent of tropical waters. With exceptional clarity and precision facetin

2026

9.54 Carats Paraiba Blue Topaz Selection - Natural Brazilian Stones, 6-8mm, 94XH

ThousandPlanetHunghom, Kowloon

Loose Diamond - EMERALD 4.09ct Fancy Intense Pink VS1: Loose Diamond - EMERALD 4.09ct Fancy Intense Pink VS1 Source: This is a real non-mined Diamond that has been grown in a lab Shape: EMERALD Carats: 4.09 Color: Fancy Intense Pink Certification: IGI Vid

2026

Loose Diamond - EMERALD 4.09ct Fancy Intense Pink VS1

BidhausNew York, NY

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24

Fossils Auctions

Beautiful Malachite Dish, 454 grams

Quartz Carved Cockatoos on Pyrite Cluster, 104 grams

Fine Ancient Meteorite Specimen

Summer Jewelry, Fossils and Minerals Auction

Inspired Auctions

Starts on:

Brea, CA, US

2 days Left

Mexican Guerrero Silver Mask w/ Lizard Motif Bell

Large Prehistoric Fossilized Platecarpus Mosasaur Skull

Taino Stone Zemi - Carved Anthropomorphic Cohoba Idol

Native American | Ethnographic | Ancient Art

Artemis Fine Arts

Starts on:

Louisville, CO, US

4 days Left

Fine Borneo Shaman Bin with Lid

Gorgeous Green Glazed Korean Mei Ping Shaped Vase

Gorgeous Large Section of Ancient Rainbow Petrified Wood

Fine Ethnographic, Asian & Antiques

Inspired Auctions

Starts on:

Brea, CA, US

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