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

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ID: 734945
Weight: 4.92ct
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 29.52
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ID: 416280
Weight: 1.23ct
Size: 15.9 x 3.2 mm
Clarity: VS
Content: 1 pc
Price: $ 38.96
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ID: 608192
Weight: 3.81ct
Size: 12 x 10 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 35.21
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ID: 521027
Weight: 33.54ct
Size: 31.9 x 15.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 885.46
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ID: 679203
Weight: 2.60ct
Size: 10 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 21.84
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ID: 671124
Weight: 15.21ct
Size: 25 x 18 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 39.24
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ID: 450109
Weight: 2.37ct (total)
Size: 7 x 5.2 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 31.28
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ID: 727347
Weight: 0.21ct
Size: 3.8 x 3 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 8.82
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ID: 697478
Weight: 0.70ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS
Price: $ 4.20
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ID: 715350
Weight: 11.39ct
Size: 18 x 13 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 109.34
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ID: 357316
Weight: 4.00ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 10 pcs
Price: $ 26.40
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ID: 728011
Weight: 2.57ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 6.17
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ID: 490903
Weight: 10.91ct
Size: 19.9 x 10.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 79.21
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ID: 547731
Weight: 8.85ct
Size: 14 x 12 mm (calibrated)
Clarity: SI-I1
Content: 1 pc
Price: $ 350.46
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ID: 713860
Weight: 19.13ct
Size: 20 x 15 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 160.69
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ID: 715737
Weight: 2.80ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 26.88
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ID: 707103
Weight: 2.35ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 5.64
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ID: 528896
Weight: 1.66ct
Size: 8.1 x 6.3 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 32.87
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ID: 479667
Weight: 2.35ct (total)
Size: 9.8 x 5 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 24.82
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ID: 488295
Weight: 42.42ct
Size: 27 x 20 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 31.37
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ID: 658370
Weight: 17.54ct
Size: 23 x 18.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 29.99
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ID: 595179
Weight: 1.43ct
Size: 7 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 132.13
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ID: 654803
Weight: 7.36ct
Size: 17.1 x 15.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 22.87
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ID: 431668
Weight: 1.59ct
Size: 6 x 6 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 37.78
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ID: 358249
Weight: 1.85ct
Size: 7.6 x 5.8 mm
Clarity: VVS
Content: 1 pc
Price: $ 49.08
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ID: 693345
Weight: 2.38ct
Size: 8.6 x 5.6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 78.91
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ID: 686141
Weight: 0.15ct
Size: 5 x 3 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 7.20
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ID: 546222
Weight: 1.76ct
Size: 7.5 x 6 mm
Clarity: Translucent
Content: 1 pc
Price: $ 13.12
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ID: 691084
Weight: 1.48ct
Size: 8 x 6 mm (calibrated)
Clarity: SI-I1
Content: 1 pc
Price: $ 88.80
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ID: 448762
Weight: 8.10ct
Size: 15.1 x 11.1 mm
Clarity: Transparent
Content: 1 pc
Price: $ 26.74
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ID: 662971
Weight: 1.15ct
Size: 6.2 x 5.6 mm
Clarity: Transparent
Content: 1 pc
Price: $ 6.90
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ID: 712339
Weight: 2.89ct
Size: 10 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 7.70
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ID: 599170
Weight: 5.66ct
Size: 12 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 18.68
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ID: 391964
Weight: 11.71ct
Size: 23.6 x 14.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 23.20
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ID: 622973
Weight: 2.02ct
Size: 9 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 42.48
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ID: 691674
Weight: 0.55ct
Size: 4.9 x 4.5 mm
Clarity: VVS
Content: 1 pc
Price: $ 46.20
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ID: 696483
Weight: 5.25ct
Size: 12.5 x 9.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 9.46
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ID: 715026
Weight: 4.67ct (total)
Size: 8 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 12.11
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ID: 450769
Weight: 5.23ct
Size: 13.5 x 10 mm
Clarity: VVS
Content: 1 pc
Price: $ 48.32
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ID: 673660
Weight: 14.08ct
Size: 20 x 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 154.74
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ID: 387885
Weight: 3.33ct (total)
Size: 4.6 x 4.5 mm
Clarity: VVS-VS
Content: 6 pcs
Price: $ 21.98
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ID: 457324
Weight: 2.41ct
Size: 11.2 x 7.8 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 22.27
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ID: 435786
Weight: 6.71ct
Size: 14.9 x 11.2 mm
Clarity: Transparent
Content: 1 pc
Price: $ 21.96
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ID: 657960
Weight: 15.78ct
Size: 20 x 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 18.94
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ID: 483631
Weight: 1.23ct
Size: 6.4 x 6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 97.42
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ID: 744784
Weight: 8.33ct
Size: 17.9 x 11.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 41.65
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ID: 726153
Weight: 0.46ct
Size: 5 x 5 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 4.42
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ID: 745459
Weight: 11.11ct
Size: 17.9 x 7.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 23.44
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ID: 718031
Weight: 0.72ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 21.60
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ID: 734752
Weight: 4.22ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 177.24
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ID: 712575
Weight: 1.29ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 25.76
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ID: 533369
Weight: 0.86ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 7.94
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ID: 718848
Weight: 0.73ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 13.14
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ID: 502046
Weight: 2.05ct
Size: 12 x 5.9 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 21.65
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ID: 725436
Weight: 31.22ct
Size: 25 x 18 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 93.66
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ID: 580164
Weight: 0.48ct
Size: 6.3 x 3.4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 22.18
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ID: 735233
Weight: 2.02ct
Size: 8.1 x 6.6 mm
Clarity: VS
Content: 1 pc
Price: $ 96.96
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ID: 350726
Weight: 1.26ct
Size: 20.6 x 3.1 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 36.59
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ID: 620847
Weight: 4.00ct (total)
Size: 12.1 x 6 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 42.24
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ID: 539674
Weight: 2.98ct (total)
Size: 6.5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 58.18
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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 was able to find what I was looking for

Posted By Lincolnpremier in January, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

First time using this website. It was both exciting finding things in my price range and things Iam gonna save up for and use in other pieces. I love that the picture of the gem is the exact gem I'll be buying. I haven't tested the gems yes but they said they sold me 100% natural gems.

Posted By Salvo in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I have found GemSelect to have the best selections of quality stones at a reasonable price. I like the packaging and the report availability.

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

I can pick and choose from large selection and find just what I need for .y projects, currently my cane.

Posted By Darkstar731 in July, 2025
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Overall Rating -> 10 star ratings

I am never let down by GemSelect. I love that you get the exact stone you want. Shipping is always in a few days. I have spread the word about GemSelect on social media jewelry creating groups that I attend. This sapphire is going to make one gorgeous ring

Posted By Desertchick in April, 2025
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Overall Rating -> 9 star ratings

Will know more once order received

Posted By Jim in September, 2025
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Overall Rating -> 10 star ratings

All items were delivered on time with all items meeting or exceeding my expectations. Cut, clarity and color were very close to the photos and description.

Posted By Bob D in December, 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

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
Source: Bizrate
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