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

Untreated Gemstones Weight
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ID: 427831
Weight: 2.57ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 6 pcs
Price: $ 16.97
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ID: 690238
Weight: 30.62ct
Size: 33.2 x 15 mm
Clarity: Opaque
Content: 1 pc
Price: $ 50.40
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ID: 518194
Weight: 1.38ct
Size: 7.4 x 6.1 mm
Clarity: VS
Content: 1 pc
Price: $ 27.32
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ID: 371776
Weight: 8.91ct (total)
Size: 14 x 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 47.04
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ID: 743170
Weight: 1.23ct
Size: 7.2 x 5.6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 51.66
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ID: 389764
Weight: 2.57ct (total)
Size: 5.8 x 4.2 mm
Clarity: VVS-VS
Content: 6 pcs
Price: $ 185.03
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ID: 537693
Weight: 1.16ct
Size: 8.4 x 4.4 mm
Clarity: VS
Content: 1 pc
Price: $ 105.65
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ID: 725587
Weight: 0.84ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VVS
Content: 2 pcs
Price: $ 8.06
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ID: 481331
Weight: 26.85ct
Size: 32.2 x 21.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 26.58
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ID: 572771
Weight: 1.18ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 46.73
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ID: 535187
Weight: 2.47ct
Size: 12.7 x 4.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 444.60
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ID: 582931
Weight: 1.03ct
Size: 8.2 x 5.7 mm
Clarity: SI
Content: 1 pc
Price: $ 45.32
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ID: 699556
Weight: 43.27ct
Size: 28.9 x 26.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 36.35
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ID: 681854
Weight: 0.22ct
Size: 3.5 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 126.10
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ID: 698913
Weight: 0.76ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Price: $ 6.38
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ID: 424767
Weight: 0.66ct
Size: 5 x 4.4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 26.14
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ID: 574912
Weight: 7.05ct
Size: 15.3 x 10.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 63.84
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ID: 662642
Weight: 2.08ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 49.92
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ID: 631676
Weight: 0.88ct
Size: 7 x 5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 26.40
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ID: 722687
Weight: 11.64ct
Size: 18.3 x 14.1 mm
Clarity: Translucent
Content: 1 pc
Price: $ 97.78
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ID: 561767
Weight: 2.64ct
Size: 10.9 x 8 mm
Clarity: SI
Content: 1 pc
Price: $ 139.39
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ID: 553695
Weight: 1.59ct
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 9.58
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ID: 605810
Weight: 22.01ct (total)
Size: 20.1 x 11.2 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 34.28
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ID: 654799
Weight: 4.21ct
Size: 12.8 x 9.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 55.57
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ID: 742824
Weight: 1.58ct
Size: 6.9 x 6.5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 189.60
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ID: 547758
Weight: 1.93ct
Size: 7 x 7 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 39.11
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ID: 451258
Weight: 2.27ct (total)
Size: 4.8 x 4.8 mm
Clarity: VS
Content: 4 pcs
Price: $ 20.98
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ID: 743363
Weight: 1.16ct
Size: 6.8 x 6.4 mm
Clarity: VVS
Content: 1 pc
Price: $ 162.40
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ID: 691103
Weight: 2.98ct
Size: 11.6 x 11.1 mm
Clarity: Transparent
Content: 1 pc
Price: $ 160.92
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ID: 569761
Weight: 3.67ct (total)
Size: 7 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 27.04
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ID: 737378
Weight: 2.11ct
Size: 9 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 94.95
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ID: 659546
Weight: 1.18ct
Size: 6 x 6 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 2.83
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ID: 687132
Weight: 6.16ct
Size: 14 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 7.39
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ID: 619176
Weight: 18.77ct (total)
Size: 20 x 15 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 49.55
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ID: 367634
Weight: 5.70ct
Size: 13.7 x 8.4 mm
Clarity: VVS
Content: 1 pc
Price: $ 38.45
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ID: 555094
Weight: 6.66ct
Size: 17.4 x 11.1 mm
Clarity: Transparent
Content: 1 pc
Price: $ 13.09
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ID: 598429
Weight: 28.97ct
Size: 26.5 x 24.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 21.41
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ID: 717968
Weight: 0.10ct (total)
Size: 2.1 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 96.00
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ID: 694208
Weight: 0.78ct
Size: 8.9 x 4.1 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 23.40
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ID: 650169
Weight: 5.64ct
Size: 14 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 4.00
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ID: 691468
Weight: 0.34ct
Size: 4 mm (calibrated)
Clarity: SI-I1
Content: 1 pc
Price: $ 20.40
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ID: 520168
Weight: 2.89ct
Size: 9 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 19.08
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ID: 308898
Weight: 9.91ct (total)
Size: 10 x 7 mm (calibrated)
Clarity: Transparent
Content: 4 pcs
Price: $ 36.64
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ID: 312023
Weight: 3.74ct (total)
Size: 3.2 x 3.2 mm
Clarity: Transparent
Content: 20 pcs
Price: $ 83.93
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ID: 702345
Weight: avg. 0.05 ct / each
Size: 2.1 mm (calibrated)
Clarity: Opaque
Price: $ 15.30
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ID: 691667
Weight: 0.55ct
Size: 5 x 4 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 46.20
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ID: 482146
Weight: 25.74ct (total)
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 33.30
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ID: 508993
Weight: 45.17ct
Size: 25.3 x 20.4 mm
Clarity: IF
Content: 1 pc
Price: $ 271.02
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ID: 393589
Weight: 1.99ct (total)
Size: 3 x 2 mm (calibrated)
Clarity: VS
Content: 25 pcs
Price: $ 144.48
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ID: 658747
Weight: 20.50ct
Size: 18.8 x 18.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 30.01
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ID: 488296
Weight: 50.68ct
Size: 30 x 22 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 37.46
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ID: 366493
Weight: 1.13ct
Size: 6.9 x 5.9 mm
Clarity: VVS
Content: 1 pc
Price: $ 158.66
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ID: 723723
Weight: 1.71ct
Size: 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 16.42
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ID: 718184
Weight: 1.01ct
Size: 6 x 4.8 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 30.30
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ID: 723765
Weight: 1.69ct
Size: 8 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 16.22
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ID: 350730
Weight: 1.53ct
Size: 20.2 x 3 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 44.44
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ID: 728368
Weight: 48.05ct
Size: 39.8 x 29.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 98.03
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ID: 567114
Weight: 5.10ct
Size: 11 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 15.42
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ID: 428392
Weight: 5.78ct
Size: 15 x 10 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 45.78
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ID: 479152
Weight: 2.71ct (total)
Size: 10 x 5.1 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 28.62
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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

I have purchased stones from gem select in the past and have been very satisfied. I expect to repeat that experience with this purchase as well

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

I have been very happy with my prior purchases and enjoy the website experience.

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I could see the actual gem I was buying

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So far So good

Posted By VH-1 in July, 2025
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Overall Rating -> 9 star ratings

Always a good quality stone. Priced fairly and shipped promptly. Answers emails quickly

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Overall Rating -> 10 star ratings

Good selection, using for custom jewlery for my wife.

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went well

Posted By Doug in May, 2025
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Enjoy every moment

Posted By Ferns in October, 2025
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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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