Monte Dolack Fossils

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3.73 Ct Natural Blue Tint Moonstone Oval Cab: Weight - 3.73 Ct / Size - 10.50 x 8.10 x 5.20 mm / Shape - Oval Cab / Clarity - Semi-Transparent / Origin - India / Treatment - None

2026

3.73 Ct Natural Blue Tint Moonstone Oval Cab

Bangkok, TH

Gems Auction

4.7

(490)

39.92 Ct Natural Picture Jasper Quartz Oval Cab: weight - 39.92 Ct / Dimensions - 35.00 x 22.10 x 6.50 mm / Shape & Cut - Excellent Oval Cab / Origin - Brazil / Comments - None

2026

39.92 Ct Natural Picture Jasper Quartz Oval Cab

Bangkok, TH

Gems Auction

4.7

(490)

Natural Rubelite Tourmaline - 1.05 Carats - 8X6X3 mm: Natural Rubelite Tourmaline - 1.05 Carats - 8X6X3 mmShipping Rate: FREE SHIPPINGshipping rates are FREE WORLDWIDECombined shipping: We offer combine shipping on multiple items purchased to reduce ship

2026

Natural Rubelite Tourmaline - 1.05 Carats - 8X6X3 mm

Muscat, AE

Fantasy Jewelry

3.7

(155)

0.929ct Natural Parti-Colored Sapphire with Japan Gem Science Association Certificate: A loose faceted natural sapphire featuring an oval mixed cut. The gemstone displays prominent color zoning with areas of deep forest green and dark teal blue. Internal characteristics include fine sil

2026

0.929ct Natural Parti-Colored Sapphire with Japan Gem Science Association Certificate

Atlanta, GA

Gallery 63

4.6

(296)

Loose Diamond - MARQUISE 1.06ct E VS2: Loose Diamond - MARQUISE 1.06ct E VS2 Source: This is a real non-mined Diamond that has been grown in a lab Shape: MARQUISE Carats: 1.06 Color: E Clarity: VS2 Certification: IGI Video:

2026

Loose Diamond - MARQUISE 1.06ct E VS2

New York, NY

Bidhaus

4.2

(881)

Eve France Signed Ammonite Fossil Earrings: Eve France signed earrings, gold toned metal back and settings each contain a polished Ammonite Fossil Spiral , feels like polished stone, modernist style jewelry, hand made artisan jewelry, each meas

2026

Eve France Signed Ammonite Fossil Earrings

Mount Kisco, NY

The Benefit Shop Foundation Inc.

4.4

(3.5k)

Loose Diamond - ROUND 5.55ct F VVS2: Loose Diamond - ROUND 5.55ct F VVS2 Source: This is a real non-mined Diamond that has been grown in a lab Shape: ROUND Carats: 5.55 Color: F Clarity: VVS2 Certification: IGI Video:

2026

Loose Diamond - ROUND 5.55ct F VVS2

New York, NY

Mynt Auctions

4.5

(925)

Vintage Collection of Four Natural Seashell Specimens – Conch & Cowrie: "Vintage Collection of Four Natural Seashell Specimens – Conch & CowrieCollection of four vintage natural seashell specimens in varied forms and warm cream, peach and brown tones, including conch an

2026

Vintage Collection of Four Natural Seashell Specimens – Conch & Cowrie

Naples , FL

Blackwell Auction Group

Loose Diamond - OVAL 1.51ct D VS1: Loose Diamond - OVAL 1.51ct D VS1 Source: This is a real non-mined Diamond that has been grown in a lab Shape: OVAL Carats: 1.51 Color: D Clarity: VS1 Certification: IGI Video:

2026

Loose Diamond - OVAL 1.51ct D VS1

New York, NY

Mynt Auctions

4.5

(925)

Large Natural Green Fluorite Quartz Rough Crystal Specimen: Large natural green fluorite quartz crystal specimen featuring vivid translucent green coloration and an irregular raw, unpolished formation. The piece displays angular crystalline surfaces, natural f

2026

Large Natural Green Fluorite Quartz Rough Crystal Specimen

Hollywood, FL

Williamson Auction Gallery

4.7

(346)

Pair of Blue Agate Stone Bookends: Pair of decorative polished blue agate stone bookends featuring striking natural banding and crystalline formations in varying shades of blue, white, gray, and black. Each substantial square-form piec

2026

Pair of Blue Agate Stone Bookends

Hollywood, FL

Williamson Auction Gallery

4.7

(346)

1.18 Carats Natural Yellow Sapphire Pear Faceted Loose Gemstone, 73TT: This natural yellow sapphire features a classic Pear brilliant faceted cut, holding consistent warm golden-yellow color throughout the corundum crystal. Fine microscopic mineral specks and faint natur

2026

1.18 Carats Natural Yellow Sapphire Pear Faceted Loose Gemstone, 73TT

Sathorn, Bangkok

Lazo Heritage

4.4

(24)

6.00 Carats Natural Madagascar Greenish Yellow Sapphire Cabochon Loose Gemstone, 34XX: Formed from natural corundum sourced from Madagascar geological deposits, this raw mineral material is processed into a polished cabochon form through professional stone finishing techniques with a sm

2026

6.00 Carats Natural Madagascar Greenish Yellow Sapphire Cabochon Loose Gemstone, 34XX

Sathorn, Bangkok

Lazo Heritage

4.4

(24)

2.01 Carats Natural Yellow Sapphire Pear Faceted Loose Gemstone, 88TT: This natural yellow sapphire features a classic Pear brilliant faceted cut, holding consistent warm golden-yellow color throughout the corundum crystal. Fine microscopic mineral specks and faint natur

2026

2.01 Carats Natural Yellow Sapphire Pear Faceted Loose Gemstone, 88TT

Sathorn, Bangkok

Lazo Heritage

4.4

(24)

14 Carats Natural Pink Green Tourmaline Rough Specimen, 10YS: This is an untreated natural tourmaline mineral specimen formed by long-term geological activity underground, exhibiting blended pink and green color zoning throughout its crystalline composition. Nat

2026

14 Carats Natural Pink Green Tourmaline Rough Specimen, 10YS

Sathorn, Bangkok

Lazo Heritage

4.4

(24)

11.23 Carats Natural Brazilian Lemon Quartz Oval Faceted Loose Gemstone, 6XX: This lemon quartz is sourced from natural mineral deposits within Brazil and refined through standard professional faceted lapidary procedures, accompanied by uniform glossy polishing across the full

2026

11.23 Carats Natural Brazilian Lemon Quartz Oval Faceted Loose Gemstone, 6XX

Sathorn, Bangkok

Lazo Heritage

4.4

(24)

45.45 Carats Silvery Blue Moonstone Pair - Natural Rectangular Cabochons, 60XC: This luminous moonstone pair captivates with a soft, silvery glow and vibrant blue adularescence that shimmers across their curved surfaces. Set against a milky white base, the internal sheen rolls ge

2026

45.45 Carats Silvery Blue Moonstone Pair - Natural Rectangular Cabochons, 60XC

Sathorn, Bangkok

Lazo Heritage

4.4

(24)

1.37 Carats Natural Yellow Sapphire Pear Faceted Loose Gemstone, 66TT: This natural yellow sapphire features a classic Pear brilliant faceted cut, holding consistent warm golden-yellow color throughout the corundum crystal. Fine microscopic mineral specks and faint natur

2026

1.37 Carats Natural Yellow Sapphire Pear Faceted Loose Gemstone, 66TT

Sathorn, Bangkok

Lazo Heritage

4.4

(24)

1.74 Carats Natural Yellow Sapphire Pear Faceted Loose Gemstone, 83TT: This natural yellow sapphire features a classic Pear brilliant faceted cut, holding consistent warm golden-yellow color throughout the corundum crystal. Fine microscopic mineral specks and faint natur

2026

1.74 Carats Natural Yellow Sapphire Pear Faceted Loose Gemstone, 83TT

Sathorn, Bangkok

Lazo Heritage

4.4

(24)

7.78 Carats Natural Brazilian Green Topaz Faceted Loose Gemstone, 79SA: This natural topaz originates from Brazilian mineral formations and undergoes professional faceted lapidary finishing with uniform high-gloss polishing across all outer crystal facets. Natural fine in

2026

7.78 Carats Natural Brazilian Green Topaz Faceted Loose Gemstone, 79SA

Sathorn, Bangkok

Lazo Heritage

4.4

(24)

125.30ct Natural Multi-Colour Spinel Rough Parcel Loose Gemstone, 84TV: Natural spinel rough parcel showcasing a beautiful array of soft varied hues with subtle tonal differences throughout each crystal. Raw crystalline surfaces carry authentic natural mineral textures an

2026

125.30ct Natural Multi-Colour Spinel Rough Parcel Loose Gemstone, 84TV

Sathorn, Bangkok

Lazo Heritage

4.4

(24)

0.77 Carats Natural Lavender Purple Sapphire Oval Faceted Loose Gemstone, 68XV: Natural soft lavender purple corundum sapphire expertly cut into an oval faceted loose gemstone, fitted with mixed brilliant facets to enhance gentle purple hue and light sparkle. The crystal carries

2026

0.77 Carats Natural Lavender Purple Sapphire Oval Faceted Loose Gemstone, 68XV

Sathorn, Bangkok

Lazo Heritage

4.4

(24)

5.84 Carats Natural Brazilian Sky Blue Topaz Oval Faceted Loose Gemstone, 48TS: Constructed from genuine natural topaz sourced from Brazilian mineral deposits, the raw material has been refined through professional faceted lapidary processing with consistent glossy polishing acro

2026

5.84 Carats Natural Brazilian Sky Blue Topaz Oval Faceted Loose Gemstone, 48TS

Sathorn, Bangkok

Lazo Heritage

4.4

(24)

48.45ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 63YP: Natural sliced slab rough of Queensland boulder opal cutting grade, featuring rich color ironstone matrix with patterns. The face clearly reveals extensive opal veining and pocket formations running t

2026

48.45ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 63YP

Sathorn, Bangkok

Lazo Heritage

4.4

(24)

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Fossils Auctions

MIXED STONE PENDULUM ROCK STONE LAPIDARY SPECIMEN

JEWELRY SALE! ROCK STONE LAPIDARY SPECIMEN

GEM RHODONITE ROCK STONE LAPIDARY SPECIMEN

NATURAL HISTORY FOSSILS & ROCKS Sept.

Col. Christie Hatman Auctioneers

Starts on:

Thayer, MO, US

23 hrs Left

Large Amethyst Formation wIth Calcite on Custom Stand

Kyanite and Quartz Cluster on Spinning Stand

Huge, Rare Chrysocolla and Quartz Formation

Fall Rock and Fossil Timed Clearance Auction

Fossils & Gemstones of Houston

Starts on:

Houston, TX, US

2 days Left

Lovely All Natural Malachite Bowl, 488 grams

Stunning Spiny Lobster & Turquoise Inlayed Graduated Necklace

Beautiful Rainbow Fluorite Heart Shaped Dish, 302 grams

Late Summer Fossils, Minerals & Asian Art

Inspired Auctions

Starts on:

Brea, CA, US

3 days Left

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