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Loose Untreated Gemstones: Certified Natural Gems for Collectors and Jewelry, Wholesale Untreated Stones

Loose Untreated Gemstones: Certified Natural Gems for Collectors and Jewelry, Wholesale Untreated Stones

Discover loose untreated gemstones in our curated selection. Find unheated sapphires, untreated rubies, and virgin untreated stones, our collection highlights the beauty of nature’s finest treasures. Perfect for engagement rings, heirloom pieces, or collectors, our certified untreated gems and GIA-certified natural gems ensure authenticity and quality. Experience the allure of authentic untreated crystals and precious untreated gemstones today.

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ID: 474178
Weight: 2.78ct (total)
Size: 7.5 x 5.1 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 11.00
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ID: 637207
Weight: 8.44ct
Size: 21.5 x 12.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 40.51
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ID: 431738
Weight: 1.57ct
Size: 6.3 x 6.3 mm
Clarity: VS
Content: 1 pc
Price: $ 37.31
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ID: 690541
Weight: 11.78ct (total)
Size: 20.1 x 9.5 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 276.64
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ID: 678175
Weight: 5.19ct
Size: 13.4 x 10.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 10.38
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ID: 675354
Weight: 20.24ct
Size: 15 x 15 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 497.17
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ID: 481303
Weight: 48.61ct
Size: 40 x 22.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 69.30
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ID: 553504
Weight: 2.13ct
Size: 8 x 6 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 48.14
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ID: 692428
Weight: 23.05ct
Size: 16 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 18.44
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ID: 338302
Weight: 8.49ct
Size: 16.3 x 10.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 28.01
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ID: 693994
Weight: 1.36ct
Size: 6.4 x 5.2 mm
Clarity: VVS
Content: 1 pc
Price: $ 68.00
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ID: 517453
Weight: 38.17ct
Size: 21.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 50.39
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ID: 350678
Weight: 28.63ct
Size: 30 x 22 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 151.16
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ID: 577072
Weight: 9.42ct
Size: 16.4 x 12.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 72.61
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ID: 521238
Weight: 16.81ct
Size: 23.4 x 14 mm
Clarity: Transparent
Content: 1 pc
Price: $ 133.14
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ID: 522183
Weight: 13.51ct
Size: 23.4 x 13.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 107.00
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ID: 700225
Weight: 37.40ct
Size: 31.7 x 22.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 31.42
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ID: 334417
Weight: 2.50ct
Size: 8.9 x 7.9 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 99.00
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ID: 558376
Weight: 1.34ct
Size: 7.1 x 5.3 mm
Clarity: VS
Content: 1 pc
Price: $ 709.50
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ID: 469751
Weight: 23.51ct
Size: 22.4 x 14.1 mm
Clarity: Translucent
Content: 1 pc
Price: $ 49.04
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ID: 447394
Weight: 38.36ct
Size: 50.6 x 17.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 46.03
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ID: 529058
Weight: 1.88ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 17.38
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ID: 682432
Weight: 10.38ct
Size: 16 x 12.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 62.28
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ID: 391994
Weight: 40.83ct
Size: 27.6 x 27.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 53.89
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ID: 523053
Weight: 55.03ct
Size: 29.2 x 24.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 119.14
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ID: 382053
Weight: 1.81ct
Size: 6.4 x 6.1 mm
Clarity: SI
Content: 1 pc
Price: $ 4,630.51
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ID: 584666
Weight: 6.82ct
Size: 12.7 x 11.4 mm
Clarity: Translucent
Content: 1 pc
Price: $ 64.45
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ID: 485888
Weight: 5.92ct
Size: 14 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 49.73
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ID: 690464
Weight: 5.23ct
Size: 12 x 12 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 122.82
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ID: 636958
Weight: 29.48ct (total)
Size: 20 x 10.2 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 106.13
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ID: 565101
Weight: 0.16ct (total)
Size: 2.8 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 291.86
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ID: 522920
Weight: 65.37ct
Size: 36 x 29.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 66.43
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ID: 526527
Weight: 2.98ct
Size: 10 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 150.89
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ID: 619202
Weight: 13.90ct (total)
Size: 14 x 12 mm (calibrated)
Clarity: VVS
Content: 2 pcs
Price: $ 63.89
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ID: 447351
Weight: 38.39ct (total)
Size: 14 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 69.10
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ID: 394309
Weight: 58.83ct
Size: 41.4 x 25.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 77.65
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ID: 502115
Weight: 5.45ct
Size: 11 x 11 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 614.19
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ID: 558620
Weight: 0.79ct
Size: 5.5 x 4.5 mm
Clarity: VS
Content: 1 pc
Price: $ 47.83
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ID: 415688
Weight: 1.17ct
Size: 8.5 x 5.3 mm
Clarity: VS
Content: 1 pc
Price: $ 1,034.75
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ID: 344767
Weight: 1.77ct
Size: 10.5 x 6 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 191.16
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ID: 683067
Weight: 30.49ct
Size: 30.4 x 14.7 mm
Clarity: Transparent
Content: 1 pc
Price: $ 292.70
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ID: 509004
Weight: 30.84ct
Size: 25 x 15.4 mm
Clarity: VVS
Content: 1 pc
Price: $ 244.25
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ID: 634013
Weight: 9.31ct
Size: 13.9 x 11.2 mm
Clarity: Transparent
Content: 1 pc
Price: $ 23.55
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ID: 405188
Weight: 7.17ct
Size: 14 x 12 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 50.54
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ID: 482245
Weight: 2.10ct
Size: 8.5 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 15.14
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ID: 514331
Weight: 29.23ct (total)
Size: 21.7 x 14.7 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 76.40
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ID: 695139
Weight: 98.16ct
Size: 53.6 x 36.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 94.24
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ID: 389993
Weight: 20.82ct
Size: 24.8 x 16.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 54.96
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ID: 524594
Weight: 1.46ct
Size: 6.3 x 6 mm
Clarity: VS
Content: 1 pc
Price: $ 134.90
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ID: 412445
Weight: 6.01ct
Size: 12.6 x 8.2 mm
Clarity: VS
Content: 1 pc
Price: $ 1,150.31
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ID: 334346
Weight: 2.65ct
Size: 10 x 8 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 104.94
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ID: 344388
Weight: 63.54ct
Size: 27.5 x 22.7 mm
Clarity: Transparent
Content: 1 pc
Price: $ 113.22
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ID: 645615
Weight: 34.24ct
Size: 25 x 18 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 169.24
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ID: 524022
Weight: 6.64ct
Size: 18.3 x 8.8 mm
Clarity: Translucent
Content: 1 pc
Price: $ 175.30
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ID: 675212
Weight: 13.00ct
Size: 19.4 x 13.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 33.54
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ID: 623668
Weight: 7.50ct
Size: 13.8 x 11.1 mm
Clarity: Translucent
Content: 1 pc
Price: $ 127.32
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ID: 384915
Weight: 3.58ct
Size: 9 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 33.08
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ID: 601423
Weight: 7.22ct
Size: 17.1 x 12 mm
Clarity: VS
Content: 1 pc
Price: $ 35.08
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ID: 378643
Weight: 1.85ct
Size: 7.5 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 5,772.00
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ID: 503395
Weight: 10.05ct
Size: 17.2 x 9 mm
Clarity: VVS
Content: 1 pc
Price: $ 2,387.88
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FAQs

What are loose untreated gemstones?

Loose untreated gemstones are natural stones that have not undergone any artificial treatments or enhancements. Examples include unheated sapphires, untreated rubies, and unenhanced diamonds, which maintain their natural beauty and originality.

Why should I choose untreated gemstones over treated ones?

Untreated gemstones, such as unheated topaz and virgin untreated stones, are valued for their authenticity and rarity. These certified untreated gems are perfect for collectors and those seeking ethically sourced, natural stones for unique jewelry designs.

Are untreated gemstones suitable for engagement rings?

Yes, untreated gemstones like GIA-certified natural gems, unenhanced diamonds, and untreated rubies are excellent choices for engagement rings. They offer timeless elegance and are ideal for creating one-of-a-kind designs that reflect personal style.

What makes rare untreated gems valuable for collectors?

Rare untreated gems for collectors, such as authentic untreated crystals and unheated and untreated stones, are prized for their natural appearance and limited availability. Their untouched state makes them highly desirable and a great investment.

How can I ensure the quality of loose untreated gemstones?

Always choose certified untreated gems, like GIA-certified natural gems, to guarantee authenticity and quality. These stones undergo thorough evaluation to ensure they meet the highest standards, making them ideal for both personal collections and jewelry projects.

What types of untreated gemstones are available?

Our collection includes a variety of untreated gemstones such as unheated sapphires, untreated rubies, unenhanced diamonds, and unheated topaz. Each stone is carefully selected to offer unmatched quality and natural beauty.

Are untreated gemstones more expensive than treated ones?

In many cases, untreated gemstones, like precious untreated gemstones and virgin untreated stones, can be more valuable due to their rarity and natural state. Their unique characteristics make them highly sought after by collectors and jewelry enthusiasts.

GemSelect Certified Store Reviews

GemSelect: Over 22 Years in the Gemstone Business! Thank you for trusting us with your purchase!

Overall Rating -> 10 star ratings

the selection is good as are the prices

Posted By Old man in August, 2025
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Great selection. Maybe too great i kept adding and deleting stuff because i found better looking ones

Posted By Edsor works in October, 2025
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I searched for the size, dimensions and quality of the stones I was looking for and then compared and ordered.

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I really liked the email, and the link that help return me to the site. I didnt have access to my card info while checking out and I had to put my phone away so I lost the tab. Fortunately, since I did give an email- they sent me a link that brought me back to where I was. Greatly appreciated

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easy site to navigate

Posted By Curt's Cabochons in June, 2025
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Great prices!!! High quality gemstones.

Posted By Ricky in October, 2025
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IT WAS GREAT SIMPLE I WAS ABLE TO MAKE AN ACCOUNT EASY AND WAS ABLE TO FAVORITE ALL OF MY FINAL SELECTED GEMS, I JUST LOVE IT.

Posted By YE in October, 2025
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Overall Rating -> 9 star ratings

I love the gems!

Posted By MM in April, 2025
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Overall Rating -> 10 star ratings

I love the product and the details about each of them.

Posted By Love It! in July, 2025
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