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

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ID: 553486
Weight: 1.83ct
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 11.00
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ID: 691668
Weight: 0.52ct
Size: 4.9 x 4.3 mm
Clarity: VVS
Content: 1 pc
Price: $ 43.68
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ID: 721518
Weight: 6.00ct
Size: 11.7 x 11.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 7.20
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ID: 693515
Weight: 2.34ct
Size: 8.4 x 5.5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 77.58
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ID: 621018
Weight: 20.95ct (total)
Size: 20 x 15 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 55.31
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ID: 332924
Weight: 17.78ct
Size: 18 x 13 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 28.16
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ID: 693819
Weight: 2.93ct
Size: 11 x 8.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 10.55
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ID: 297888
Weight: 2.22ct (total)
Size: 3 x 3 mm (calibrated)
Clarity: Transparent/Translucent
Content: 20 pcs
Price: $ 76.19
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ID: 696878
Weight: 11.22ct (total)
Size: 15.3 x 9.2 mm
Clarity: VS
Content: 2 pcs
Price: $ 67.32
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ID: 418602
Weight: 5.61ct
Size: 15 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 11.11
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ID: 435820
Weight: 12.08ct
Size: 16 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 39.55
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ID: 447817
Weight: 1.42ct
Size: 7.6 x 6.1 mm
Clarity: VS
Content: 1 pc
Price: $ 902.22
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ID: 397171
Weight: 4.75ct
Size: 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 26.65
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ID: 712769
Weight: 2.52ct
Size: 9.1 x 7.4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 60.48
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ID: 558207
Weight: 3.80ct
Size: 12 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 28.74
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ID: 594085
Weight: 1.41ct
Size: 8.2 x 6.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 28.14
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ID: 546873
Weight: 3.11ct
Size: 9 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 24.64
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ID: 687971
Weight: 2.09ct
Size: 9 x 7 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 2.51
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ID: 367786
Weight: 4.75ct (total)
Size: 7.5 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 31.10
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ID: 734960
Weight: 4.44ct
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 22.20
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ID: 438015
Weight: 1.12ct
Size: 19.7 x 3 mm
Clarity: VS
Content: 1 pc
Price: $ 36.96
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ID: 647773
Weight: 37.19ct
Size: 21.1 x 14.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 89.26
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ID: 382729
Weight: 13.10ct
Size: 15.2 x 13.1 mm
Clarity: Transparent
Content: 1 pc
Price: $ 210.12
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ID: 715504
Weight: 0.41ct
Size: 5 x 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 26.08
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ID: 392522
Weight: 11.04ct (total)
Size: 11 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 66.24
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ID: 632711
Weight: 2.67ct
Size: 18.1 x 7.1 mm
Clarity: VVS
Content: 1 pc
Price: $ 19.22
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ID: 495791
Weight: 1.35ct
Size: 6.9 x 5.7 mm
Clarity: VVS
Content: 1 pc
Price: $ 90.98
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ID: 701122
Weight: 39.34ct
Size: 30.9 x 20.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 33.05
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ID: 672539
Weight: 1.29ct
Size: 6.6 x 4.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 4.64
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ID: 730448
Weight: 0.26ct
Size: 5 x 3 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 12.48
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ID: 253182
Weight: 0.63ct
Size: 7 x 3.5 mm
Clarity: VS
Content: 1 pc
Price: $ 83.16
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ID: 554214
Weight: 1.18ct
Size: 8 x 6 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 28.32
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ID: 456382
Weight: 3.32ct
Size: 11.8 x 7.6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 30.67
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ID: 420744
Weight: 12.87ct
Size: 21 x 10 mm
Clarity: Opaque
Content: 1 pc
Price: $ 101.93
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ID: 728206
Weight: 0.51ct
Size: 5.4 x 4.3 mm
Clarity: Transparent
Content: 1 pc
Price: $ 3.06
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ID: 418850
Weight: 7.25ct
Size: 15 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 38.28
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ID: 324724
Weight: 3.53ct (total)
Size: 8.7 x 7.3 mm
Clarity: Transparent/Translucent
Content: 2 pcs
Price: $ 11.64
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ID: 678401
Weight: 23.30ct (total)
Size: 23.9 x 12.6 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 27.96
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ID: 357349
Weight: 2.42ct
Size: 7 x 6.3 mm
Clarity: VVS
Content: 1 pc
Price: $ 66.55
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ID: 392303
Weight: 76.29ct
Size: 35.2 x 23.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 73.24
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ID: 565526
Weight: 1.96ct
Size: 7 x 7 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 44.58
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ID: 427231
Weight: 2.51ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 6 pcs
Price: $ 16.57
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ID: 457298
Weight: 1.89ct
Size: 10.7 x 7.3 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 17.46
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ID: 473422
Weight: 11.45ct
Size: 18 x 13 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 27.48
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ID: 472449
Weight: 8.41ct
Size: 14.6 x 11.7 mm
Clarity: Translucent
Content: 1 pc
Price: $ 77.71
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ID: 475019
Weight: 1.89ct
Size: 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 17.46
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ID: 673584
Weight: 0.09ct (total)
Size: 2.2 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 49.14
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ID: 479623
Weight: 1.83ct (total)
Size: 10 x 5 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 19.32
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ID: 601388
Weight: 11.35ct (total)
Size: 15 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 60.37
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ID: 570184
Weight: 1.94ct
Size: 7 x 7 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 46.09
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ID: 483740
Weight: 1.29ct
Size: 6.7 x 5.6 mm
Clarity: VS
Content: 1 pc
Price: $ 102.17
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ID: 583861
Weight: 3.64ct
Size: 13 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 9.61
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ID: 711967
Weight: 1.79ct
Size: 9.1 x 6.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 4.76
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ID: 730302
Weight: 36.78ct
Size: 34.6 x 19 mm
Clarity: Opaque
Content: 1 pc
Price: $ 35.30
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ID: 711852
Weight: 0.44ct
Size: 6 x 4 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 0.98
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ID: 520153
Weight: 2.41ct (total)
Size: 7.4 x 4.9 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 9.54
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ID: 737545
Weight: 0.77ct
Size: 5.5 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 19.25
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ID: 722813
Weight: 0.59ct
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 17.70
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ID: 539001
Weight: 4.46ct (total)
Size: 7 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 41.21
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ID: 724940
Weight: 42.37ct
Size: 25.7 x 18.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 152.53
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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

All these questions, and I don't have to give any blood. What a Deal... I absolutely enjoy the Gem Select emails every month. This one today was special. I always say, I'll know it when I see it. This stone today was the One. Odd and Intriguing. Thank You So Much for all that you do.

Posted By G.W. in June, 2025
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Overall Rating -> 10 star ratings

So far So good

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Overall Rating -> 10 star ratings

Very good Hoping you will increase your inventory especially in the 6mm Thanks

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I was able to find what I was looking for

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

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excellent deals-excellent service-fair prices

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Love beauty, color, quality, and price of these gems. Personal projects and will come here soon and everytime.

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Excellent selection of stones -including ones I had never heard of before -nice site and fairly easy to use

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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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