Ideal Gems

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GEM RHODONITE ROCK STONE LAPIDARY SPECIMEN: GEM RHODONITE ROCK STONE LAPIDARY SPECIMEN

2026

GEM RHODONITE ROCK STONE LAPIDARY SPECIMEN

Col. Christie Hatman AuctioneersThayer, MO

GEM VANADINITE ROCK STONE LAPIDARY SPECIMEN: GEM VANADINITE ROCK STONE LAPIDARY SPECIMEN

2026

GEM VANADINITE ROCK STONE LAPIDARY SPECIMEN

Col. Christie Hatman AuctioneersThayer, MO

11.79 Carats Winton Boulder Opal Rough - Broad Blue-Green Play-of-Color Specimen, 33XM: This 11.79ct Winton boulder opal rough, measuring 18x9mm, is a striking example of Australia's iconic gemstone, showcasing the raw beauty of nature's artistry. The specimen retains its natural ironsto

2026

11.79 Carats Winton Boulder Opal Rough - Broad Blue-Green Play-of-Color Specimen, 33XM

Lazo HeritageThung Wat Don, Sathorn, Bangkok, Bangkok

2.40 Carats Natural Ethiopian Welo Opal - Rectangle Cabochon Loose Gemstone Lot, 6WE: Natural rectangle cabochon Welo opal lot, sourced from the premium Welo deposit in Ethiopia. This curated collection features 3 exceptional opals with translucent, milky white bases, each alive with v

2026

2.40 Carats Natural Ethiopian Welo Opal - Rectangle Cabochon Loose Gemstone Lot, 6WE

Lazo HeritageThung Wat Don, Sathorn, Bangkok, Bangkok

17.32 Carats Winton Boulder Opal Rough - Natural Australian Stone, 37XP: This substantial Winton boulder opal rough showcases a striking band of ethereal sky-blue and aqua-green play-of-color, nestled within its natural ironstone host rock. Measuring precisely at 29.3 x 11

2026

17.32 Carats Winton Boulder Opal Rough - Natural Australian Stone, 37XP

Lazo HeritageThung Wat Don, Sathorn, Bangkok, Bangkok

4.47 Carats Koroit Boulder Opal Cabochon - Natural Australian Stones 14.8x8.5mm, 5XM: This striking 4.47-carat Koroit boulder opal cabochon is a natural geological masterpiece, featuring delicate, branching veins of iridescent play-of-color that snake through a deep, chocolate-brown ir

2026

4.47 Carats Koroit Boulder Opal Cabochon - Natural Australian Stones 14.8x8.5mm, 5XM

Lazo HeritageThung Wat Don, Sathorn, Bangkok, Bangkok

Aquamarine 8.92Ct Natural Blue Aquamarine Smooth Cabochon (OT6979), 572A: Ksmith Jewels Global Welcome to our auction house, today auction brought to you by Ksmith Jewels Global based in Penang, Malaysia specialize in all kinds of opal and color gemstone both in manufacturi

2026

Aquamarine 8.92Ct Natural Blue Aquamarine Smooth Cabochon (OT6979), 572A

Ksmith Heritage AuctioneersJelutong, Penang, PENANG

Tourmaline 11.70Ct Natural Unheated Tourmaline Green Color Rough Nigeria Mine LOT, 281B: Ksmith Jewels Global Welcome to our auction house, today auction brought to you by Ksmith Jewels Global based in Penang, Malaysia specialize in all kinds of opal and color gemstone both in manufacturi

2026

Tourmaline 11.70Ct Natural Unheated Tourmaline Green Color Rough Nigeria Mine LOT, 281B

Ksmith Heritage AuctioneersJelutong, Penang, PENANG

Dendrite Opal 3.98Ct Fancy Cut Natural Faceted Dendrite Opal, 1200MZ: Ksmith Jewels Global Welcome to our auction house, today auction brought to you by Ksmith Jewels Global based in Penang, Malaysia specialize in all kinds of opal and color gemstone both in manufacturi

2026

Dendrite Opal 3.98Ct Fancy Cut Natural Faceted Dendrite Opal, 1200MZ

Ksmith Heritage AuctioneersJelutong, Penang, PENANG

Tourmaline 113.15Ct Large Natural Pink Green Tourmaline Rough Nigeria Mine, 251A: Ksmith Jewels Global Welcome to our auction house, today auction brought to you by Ksmith Jewels Global based in Penang, Malaysia specialize in all kinds of opal and color gemstone both in manufacturi

2026

Tourmaline 113.15Ct Large Natural Pink Green Tourmaline Rough Nigeria Mine, 251A

Ksmith Heritage AuctioneersJelutong, Penang, PENANG

22.40Ct Natural Freshwater Rainbow Freeform Pearl, 838A: Ksmith Jewels Global Welcome to our auction house, today auction brought to you by Ksmith Jewels Global based in Penang, Malaysia specialize in all kinds of opal and color gemstone both in manufacturi

2026

22.40Ct Natural Freshwater Rainbow Freeform Pearl, 838A

Ksmith Heritage AuctioneersJelutong, Penang, PENANG

11.74Ct Natural Labradorite Hand Carved Cut Gemstone, 552B: Ksmith Jewels Global Welcome to our auction house, today auction brought to you by Ksmith Jewels Global based in Penang, Malaysia specialize in all kinds of opal and color gemstone both in manufacturi

2026

11.74Ct Natural Labradorite Hand Carved Cut Gemstone, 552B

Ksmith Heritage AuctioneersJelutong, Penang, PENANG

Tourmaline 10.65Ct Natural Unheated Tourmaline Green Color Rough Nigeria Mine LOT, 1115B: Ksmith Jewels Global Welcome to our auction house, today auction brought to you by Ksmith Jewels Global based in Penang, Malaysia specialize in all kinds of opal and color gemstone both in manufacturi

2026

Tourmaline 10.65Ct Natural Unheated Tourmaline Green Color Rough Nigeria Mine LOT, 1115B

Ksmith Heritage AuctioneersJelutong, Penang, PENANG

4.41CTS Natural Hessonite Garnet Step Cut Pair for Jewelry Making, 648MZ: Ksmith Jewels Global Welcome to our auction house, today auction brought to you by Ksmith Jewels Global based in Penang, Malaysia specialize in all kinds of opal and color gemstone both in manufacturi

2026

4.41CTS Natural Hessonite Garnet Step Cut Pair for Jewelry Making, 648MZ

Ksmith Heritage AuctioneersJelutong, Penang, PENANG

Lab Grown 3.02 ct, Color E/VS2 IGI Graded Diamond: Lab/Natural Diamond: Lab Carat Weight: 3.02 Color Grade: E Clarity Grade: VS2 Model: CUSHION Fluorescence: None Polish: EX Symmetry: EX Depth: 66.4 Table: 66 Size: 10.15-7.62*5.06 Certificate Number:

2026

Lab Grown 3.02 ct, Color E/VS2 IGI Graded Diamond

Robinhood AuctionsLas Vegas, NV

Pink Stone Sculpture of a Nude Rock Climber, Signed: Contemporary Pink Stone Sculpture of a Nude Rock Climber, Signed. Unusual sculpture of a naked man climbing a natural chunk of pink stone, possibly rose quartz or marble. Signed Pfieffer 2005. Dimensi

2026

Pink Stone Sculpture of a Nude Rock Climber, Signed

PUBLIC SALEHudson, NY

8 Multi-Color Bullseye Lake Superior Thompsonite Specimens: 5 Multi-Color Bullseye Lake Superior Thompsonite Specimens. Very nice jewelry grade Thompsonite Stones measuring 1/2" to 1 1/8" Thicknesses range from approximately 3/8" to 1/2". Weight is 33 grams.

2026

8 Multi-Color Bullseye Lake Superior Thompsonite Specimens

North American Artifact AuctionsHannibal, MO

25ct Golden Rutilated Quartz Gem – 7/8" Round, 1/2" Thick – Fine Clarity: Beautifully cut golden rutilated quartz gemstone weighing approximately 5 grams (about 25 carats). The stone measures roughly 7/8 inch in diameter and 1/2 inch thick, giving it a solid presence and ex

2026

25ct Golden Rutilated Quartz Gem – 7/8" Round, 1/2" Thick – Fine Clarity

North American Artifact AuctionsHannibal, MO

2 1/2" Ferruginous Quartz Discoidal - Modern Made: 2 1/2" Ferruginous Quartz Discoidal - Modern Made.

2026

2 1/2" Ferruginous Quartz Discoidal - Modern Made

North American Artifact AuctionsHannibal, MO

1 3/4" Gem Point - Columbia Plateau Arrowhead: This 1 3/4 inch Columbia Plateau basal notched point is a finely made Late Prehistoric example crafted from classic Columbia River chert showing natural brown and gray tones with the soft satin sheen

2026

1 3/4" Gem Point - Columbia Plateau Arrowhead

North American Artifact AuctionsHannibal, MO

1983 Mexico Silver 1 Onza Libertad GEM BU: 1983 Mexico Silver 1 Onza Libertad GEM BU

2026

1983 Mexico Silver 1 Onza Libertad GEM BU

Gold Standard AuctionsDallas, TX

Lapidary & Gem Cutting Reference Lot - 4 Softcover Books – 1964–1987: A group of four softcover lapidary and gem cutting reference books, covering faceting, cabochon cutting, shop techniques, and general gem cutting methods. These are practical, hands on guides widely u

2026

Lapidary & Gem Cutting Reference Lot - 4 Softcover Books – 1964–1987

North American Artifact AuctionsHannibal, MO

2012 Gold 1/10oz Britannia 10 Pounds SUPERB GEM BU: 2012 Gold 1/10oz Britannia 10 Pounds SUPERB GEM BU

2026

2012 Gold 1/10oz Britannia 10 Pounds SUPERB GEM BU

Gold Standard AuctionsDallas, TX

1937 Buffalo Nickel GEM BU: 1937 Buffalo Nickel GEM BU

2026

1937 Buffalo Nickel GEM BU

Gold Standard AuctionsDallas, TX

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Gems Auctions

Hand Painted Chinese Snuff Bottle w Lotus Design

Handmade Chinese Jade Snuff Bottle With Floral Accents & Red Stopper

Chinese Porcelain Snuff Bottle

1200+ Gems & Collectibles Auction

Weatherham Estate Treasures

Starts on:

Cobourg, ON, CA

LE Kevin Francis Ceramics Salvador Dali Figural Vase

Vintage Coca-Cola Light-Up Advertising Countertop Clock

Vintage Italy Murano Style Decanter Set with Floral Motif

Hidden Gems & Estate Treasures

Matthew Bullock Auctioneers

Starts on:

Ottawa, IL, US

Rolex Oyster Perpetual 124300 41mm Green Dial Stainless Steel Box Papers

Chanel Bow Strap Card Holder on Chain Quilted Lambskin

1 oz Gold Bar PAMP Suisse Lady Fortuna Veriscan (In Assay) .9999 Fine

Gold, Gems & Memorabilia!!

Activity Auctions

Ends from:

Dover, DE, US

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