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

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ID: 704359
Weight: 6.33ct
Size: 12 x 10 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 832.14
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ID: 463009
Weight: 4.31ct
Size: 13.8 x 9.6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 34.14
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ID: 442372
Weight: 1.94ct
Size: 7 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 51.22
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ID: 640458
Weight: 0.90ct
Size: 5.6 x 5.1 mm
Clarity: Transparent
Content: 1 pc
Price: $ 5.94
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ID: 608161
Weight: 4.80ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 88.70
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ID: 705834
Weight: 1.45ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 12.18
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ID: 721359
Weight: 10.38ct
Size: 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 12.46
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ID: 720986
Weight: 20.80ct
Size: 21 x 14.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 24.96
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ID: 693895
Weight: 45.92ct
Size: 32.9 x 22.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 31.96
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ID: 719064
Weight: 3.86ct
Size: 8.9 x 8.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 115.80
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ID: 696594
Weight: 13.25ct
Size: 20.8 x 10.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 23.86
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ID: 713881
Weight: 2.05ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 17.22
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ID: 364002
Weight: 18.80ct
Size: 25 x 18 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 37.22
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ID: 609393
Weight: 5.03ct
Size: 11.5 x 9.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 51.46
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ID: 625166
Weight: 1.14ct
Size: 8.2 x 6.3 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 30.10
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ID: 561751
Weight: 4.31ct
Size: 12 x 10 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 227.57
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ID: 712347
Weight: 3.49ct
Size: 12 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 9.30
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ID: 648938
Weight: 7.15ct
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 18.62
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ID: 518174
Weight: 5.79ct
Size: 17.3 x 11.8 mm
Clarity: Translucent
Content: 1 pc
Price: $ 22.08
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ID: 736508
Weight: 13.08ct
Size: 20.6 x 15.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 15.43
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ID: 393592
Weight: 5.75ct
Size: 11 x 11 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 37.96
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ID: 660571
Weight: 1.79ct
Size: 7 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 4.32
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ID: 450561
Weight: 4.73ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 43.70
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ID: 494327
Weight: 3.65ct (total)
Size: 10 x 7 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 13.06
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ID: 561924
Weight: 0.80ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 6.08
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ID: 474092
Weight: 4.89ct
Size: 11 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 45.18
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ID: 597760
Weight: 8.04ct
Size: 19.7 x 11.8 mm
Clarity: Translucent
Content: 1 pc
Price: $ 106.13
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ID: 460360
Weight: 3.40ct
Size: 11.2 x 8.2 mm
Clarity: Translucent
Content: 1 pc
Price: $ 37.40
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ID: 647349
Weight: 0.89ct
Size: 8 x 6 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 32.04
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ID: 730482
Weight: 2.69ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 24.08
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ID: 548168
Weight: 1.90ct
Size: 7 x 7 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 38.51
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ID: 414902
Weight: 6.62ct
Size: 11 x 11 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 43.69
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ID: 357810
Weight: 3.91ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 10 pcs
Price: $ 25.81
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ID: 572783
Weight: 0.98ct
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 38.81
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ID: 734755
Weight: 5.46ct
Size: 12.4 x 10.7 mm
Clarity: VS
Content: 1 pc
Price: $ 229.32
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ID: 334758
Weight: 8.89ct (total)
Size: 10 x 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 58.68
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ID: 662867
Weight: 6.08ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: VS-SI
Content: 2 pcs
Price: $ 145.92
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ID: 648322
Weight: 3.74ct
Size: 14 x 10 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 31.42
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ID: 551168
Weight: 2.50ct
Size: 10 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 23.10
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ID: 428651
Weight: 4.99ct
Size: 12.7 x 12.1 mm
Clarity: VVS
Content: 1 pc
Price: $ 39.52
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ID: 744232
Weight: 4.87ct
Size: 13.4 x 11.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 19.09
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ID: 518305
Weight: 33.91ct
Size: 21.5 x 13.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 39.84
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ID: 742954
Weight: 45.08ct
Size: 36.5 x 25.4 mm
Clarity: Translucent
Content: 1 pc
Price: $ 45.08
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ID: 658606
Weight: 25.96ct
Size: 18.3 x 18 mm
Clarity: Opaque
Content: 1 pc
Price: $ 38.00
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ID: 388353
Weight: 4.66ct (total)
Size: 4.6 x 4.6 mm
Clarity: VVS-VS
Content: 10 pcs
Price: $ 30.76
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ID: 706822
Weight: 1.45ct
Size: 10 x 5 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 3.48
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ID: 546640
Weight: 3.07ct
Size: 11 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 24.31
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ID: 697231
Weight: 35.24ct
Size: 36.8 x 11 mm
Clarity: Opaque
Content: 1 pc
Price: $ 4.22
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ID: 522429
Weight: 24.26ct
Size: 28.3 x 17.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 111.20
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ID: 479512
Weight: 14.13ct (total)
Size: 17.5 x 11.8 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 25.74
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ID: 737612
Weight: 6.35ct
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 38.10
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ID: 431074
Weight: 2.77ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VS-SI
Content: 2 pcs
Price: $ 65.82
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ID: 324254
Weight: 6.46ct
Size: 12 x 12 mm (calibrated)
Clarity: Transparent/Translucent
Content: 1 pc
Price: $ 21.32
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ID: 649037
Weight: 2.17ct
Size: 10 x 8.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 12.47
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ID: 725717
Weight: 1.56ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VVS
Content: 2 pcs
Price: $ 14.98
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ID: 491705
Weight: 48.28ct (total)
Size: 18 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 56.72
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ID: 718183
Weight: 1.03ct
Size: 6 x 5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 30.90
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ID: 417583
Weight: 1.79ct (total)
Size: 4.5 mm (calibrated)
Clarity: VS
Content: 4 pcs
Price: $ 73.25
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ID: 394380
Weight: 6.79ct
Size: 12 x 12 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 44.82
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ID: 718269
Weight: 0.75ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 22.50
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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

Would have bought an indigo and selenite, but neither listed. But, you do offer quite a large assortment otherwise.

Posted By JD in July, 2025
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Overall Rating -> 10 star ratings

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 -> 10 star ratings

easy site to navigate

Posted By Curt's Cabochons in June, 2025
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Overall Rating -> 10 star ratings

Site is easy to navigate and the variety is great and how often new products are added is also great.

Posted By Jhidron in March, 2025
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Overall Rating -> 10 star ratings

looked at pink stones and at sapphires bought some sapphires. I love looking and collecting gemstones. .

Posted By Steven M. in February, 2025
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Overall Rating -> 10 star ratings

I love Gem Select! When you order what you see is what you get. As soon as you make payment that particular gem is taken off the photo album. That way the one you select is a one of that kind.

Posted By Desertchick in March, 2025
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A pleasant experience and many choices to choose from

Posted By Krackenking in November, 2025
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I'm happy.

Posted By Ray in January, 2025
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Overall Rating -> 10 star ratings

I am filling a small treasure chest and picked a nice amethyst.

Posted By VinnyD in August, 2025
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