Ideal Gems

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27.47 Carats Winton Boulder Opal Rough Specimen - Natural Queensland Origin, LZ90: This striking Winton boulder opal rough showcases the dramatic beauty of Australian boulder opal. The polished face reveals a broad sheet of opal glowing with shifting hues of deep cobalt blue, violet

2026

27.47 Carats Winton Boulder Opal Rough Specimen - Natural Queensland Origin, LZ90

ThousandPlanetSathorn, Bangkok

59.14 Carats Winton Boulder Opal Rough Specimen - Natural Queensland Origin, LZ88: This impressive Winton boulder opal rough is a striking example of Australian opal's dramatic natural beauty. The substantial ironstone matrix forms a rugged, earthy base, with a broad, polished face

2026

59.14 Carats Winton Boulder Opal Rough Specimen - Natural Queensland Origin, LZ88

ThousandPlanetSathorn, Bangkok

25.72ct Natural Mauritania Ruby Rough (Unheated), 66XA: This unheated Mauritania ruby rough is a captivating natural crystal specimen, showcasing a rich, saturated magenta-purple hue embedded in a rugged, contrasting matrix. The stone's elongated, natural

2026

25.72ct Natural Mauritania Ruby Rough (Unheated), 66XA

ThousandPlanetSathorn, Bangkok

Natural Australian Lightning Ridge Opal Rough, 36g, 92WS: This collection of raw opal rough hails from Australia's legendary Lightning Ridge, showcasing the region's iconic play-of-color potential. The stones exhibit a range of natural hues, from milky white

2026

Natural Australian Lightning Ridge Opal Rough, 36g, 92WS

ThousandPlanetSathorn, Bangkok

Natural Australian Lightning Ridge Opal Rough, 60g, 96WS: This collection of raw opal rough hails from Australia's legendary Lightning Ridge, showcasing the region's iconic play-of-color potential. The stones exhibit a range of natural hues, from milky white

2026

Natural Australian Lightning Ridge Opal Rough, 60g, 96WS

ThousandPlanetSathorn, Bangkok

81.88 Carats Winton Boulder Opal Rough Specimen - Natural Queensland Origin, LZ91: This impressive Winton boulder opal rough is a stunning example of Australian boulder opal's rugged beauty. The ironstone matrix forms a dark, textured backdrop, with scattered patches and veins of op

2026

81.88 Carats Winton Boulder Opal Rough Specimen - Natural Queensland Origin, LZ91

ThousandPlanetSathorn, Bangkok

22.89ct Natural Mauritania Ruby Rough (Unheated), 84XA: This unheated Mauritania ruby rough is a striking natural crystal specimen, featuring a rich, saturated magenta hue with subtle purple undertones that deepen toward the core. The rough's rugged, natur

2026

22.89ct Natural Mauritania Ruby Rough (Unheated), 84XA

ThousandPlanetSathorn, Bangkok

An Australian Koroit Yowah Boulder Opal Rough Lot, 46.85g, 48ZH: A parcel of rough Koroit Yowah boulder opal, with individual pieces ranging from 3-4 cm in size, totaling 46.85 grams. The specimens are characterized by their ironstone host rock matrix, which displa

2026

An Australian Koroit Yowah Boulder Opal Rough Lot, 46.85g, 48ZH

ThousandPlanetSathorn, Bangkok

Natural Australian Lightning Ridge Opal Rough, 41g, 93WS: This collection of raw opal rough hails from Australia's legendary Lightning Ridge, showcasing the region's iconic play-of-color potential. The stones exhibit a range of natural hues, from milky white

2026

Natural Australian Lightning Ridge Opal Rough, 41g, 93WS

ThousandPlanetSathorn, Bangkok

Natural Australian Lightning Ridge Opal Rough, 62g, 97WS: This collection of raw opal rough hails from Australia's legendary Lightning Ridge, showcasing the region's iconic play-of-color potential. The stones exhibit a range of natural hues, from milky white

2026

Natural Australian Lightning Ridge Opal Rough, 62g, 97WS

ThousandPlanetSathorn, Bangkok

Natural Australian Lightning Ridge Opal Rough, 80g, 95WS: This collection of raw opal rough hails from Australia's legendary Lightning Ridge, showcasing the region's iconic play-of-color potential. The stones exhibit a range of natural hues, from milky white

2026

Natural Australian Lightning Ridge Opal Rough, 80g, 95WS

ThousandPlanetSathorn, Bangkok

53.39 Carats Winton Boulder Opal Rough Specimen - Natural Queensland Origin, LZ95: This striking Winton boulder opal rough showcases the dramatic beauty of Australian boulder opal at its finest. The polished face reveals a large, continuous sheet of opal glowing with shifting hues o

2026

53.39 Carats Winton Boulder Opal Rough Specimen - Natural Queensland Origin, LZ95

ThousandPlanetSathorn, Bangkok

5.61 Carats Color-Flecked Koroit Boulder Opal - Natural Australian Stone, LZ45: This magnificent 5.61 carat Koroit boulder opal, measuring 15.2mm x 10.9mm x 3.2mm, is a breathtaking showcase of nature's complexity. Polished into a smooth oval cabochon, its face features a rich, t

2026

5.61 Carats Color-Flecked Koroit Boulder Opal - Natural Australian Stone, LZ45

ThousandPlanetSathorn, Bangkok

1.146 Carats Certified Dark Purple Orangy Spinel - Natural Gemstone, LZ268: This singular oval mixed-cut spinel captivates with a deep purple hue infused with warm, orangy undertones, creating a rich, velvety appearance that shifts subtly under light. The stone's faceting enh

2026

1.146 Carats Certified Dark Purple Orangy Spinel - Natural Gemstone, LZ268

ThousandPlanetSathorn, Bangkok

1907 Barber Quarter PGA Gem Proof: 1907 Barber Quarter PGA Gem Proof

2026

1907 Barber Quarter PGA Gem Proof

Gold Standard AuctionsDallas, TX

2.73 Carats Play-of-Color Welo Opal - Natural Ethiopian Gem 11x9mm, 20XC: This captivating Welo opal gleams with a luminous cascade of multi neon color that ripple across the stone's surface with every movement. The play-of-color is vivid and well-distributed, presenting a

2026

2.73 Carats Play-of-Color Welo Opal - Natural Ethiopian Gem 11x9mm, 20XC

ThousandPlanetSathorn, Bangkok

Natural Peridot Gemstone 92.5 Sterling Silver Pendant with Chain: Natural Peridot Gemstone 92.5 Sterling Silver Pendant with Chain Gemstone Shape : Round Gemstone Size : 3 MM Gemstone Quantity : 11 Pieces Metal : Silver Metal Purity : 92.5 Sterling Silver Pen

2026

Natural Peridot Gemstone 92.5 Sterling Silver Pendant with Chain

Siddhi Gems & JewelsJaipur, Rajasthan

Natural Moonstone & Diamond 92.5 Sterling Silver Pendant with Chain: Natural Moonstone & Diamond 92.5 Sterling Silver Pendant with Chain Gemstone Shape : Pear, Round Gemstone Size : 7x5 MM, 4x3 MM, 3.5 MM Gemstone Quantity : 3 Pieces Diamond Type : Lab Grown Diamond Sh

2026

Natural Moonstone & Diamond 92.5 Sterling Silver Pendant with Chain

Siddhi Gems & JewelsJaipur, Rajasthan

Natural Aquamarine & Diamond 92.5 Sterling Silver Pendant with Chain: Natural Aquamarine & Diamond 92.5 Sterling Silver Pendant with Chain Gemstone Shape : Round Gemstone Size : 3x2 MM, 2 MM Gemstone Quantity : 6 Pieces, 13 Pieces Diamond Type : Lab Grown Diamond Shape

2026

Natural Aquamarine & Diamond 92.5 Sterling Silver Pendant with Chain

Siddhi Gems & JewelsJaipur, Rajasthan

Lab Grown Emerald & Diamond 92.5 Sterling Silver Pendant with Chain: Lab Grown Emerald & Diamond 92.5 Sterling Silver Pendant with Chain Gemstone Shape : Oval Gemstone Size : 7x5 MM Gemstone Quantity : 1 Piece Diamond Type : Lab Grown Diamond Shape : Round Diamo

2026

Lab Grown Emerald & Diamond 92.5 Sterling Silver Pendant with Chain

Siddhi Gems & JewelsJaipur, Rajasthan

Natural London Blue Topaz & Diamond 92.5 Sterling Silver Necklace: Natural London Blue Topaz & Diamond 92.5 Sterling Silver Necklace Gemstone Shape : Pear Gemstone Size : 8x6 MM Gemstone Quantity : 1 Piece Diamond Type : Lab Grown Diamond Shape : Round Diamond

2026

Natural London Blue Topaz & Diamond 92.5 Sterling Silver Necklace

Siddhi Gems & JewelsJaipur, Rajasthan

Natural Citrine Gemstone 92.5 Sterling Silver Pendant with Chain: Natural Citrine Gemstone 92.5 Sterling Silver Pendant with Chain Gemstone Shape : Round Gemstone Size : 2.6 MM Gemstone Quantity : 11 Pieces Metal : Silver Metal Purity : 92.5 Sterling Silver P

2026

Natural Citrine Gemstone 92.5 Sterling Silver Pendant with Chain

Siddhi Gems & JewelsJaipur, Rajasthan

Natural Garnet & Diamond 92.5 Sterling Silver Pendant with Chain: Natural Garnet & Diamond 92.5 Sterling Silver Pendant with Chain Gemstone Shape : Round Gemstone Size : 3 MM Gemstone Quantity : 1 Piece Diamond Type : Lab Grown Diamond Shape : Round Diamond C

2026

Natural Garnet & Diamond 92.5 Sterling Silver Pendant with Chain

Siddhi Gems & JewelsJaipur, Rajasthan

Natural London Blue Topaz & Diamond 92.5 Sterling Silver Necklace: Natural London Blue Topaz & Diamond 92.5 Sterling Silver Necklace Gemstone Shape : Emerald Gemstone Size : 6 MM Gemstone Quantity : 1 Piece Diamond Type : Lab Grown Diamond Shape : Round Diamon

2026

Natural London Blue Topaz & Diamond 92.5 Sterling Silver Necklace

Siddhi Gems & JewelsJaipur, Rajasthan

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Gems Auctions

Swarovski SCS 2015 Crystal Figurine, White Peacock

Lladro Floral Fantasy Porcelain Figurine with Base

10pc Royal Doulton Henry VIII and Wives Collection

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Lion and Unicorn

Starts on:

Hollywood, FL, US

6 days Left

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

7 days Left

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

4 days Left

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