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

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ID: 732482
Weight: 6.89ct (total)
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 62.26
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ID: 531585
Weight: 3.08ct
Size: 12.6 x 5.3 mm
Clarity: VS
Content: 1 pc
Price: $ 166.32
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ID: 595217
Weight: 6.96ct
Size: 12 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 91.87
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ID: 725559
Weight: 2.24ct (total)
Size: 7.2 x 6.1 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 88.73
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ID: 566434
Weight: 1.14ct
Size: 6.2 x 4.3 mm
Clarity: VS
Content: 1 pc
Price: $ 25.94
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ID: 389499
Weight: 2.56ct (total)
Size: 6.5 x 4.7 mm
Clarity: VVS-VS
Content: 4 pcs
Price: $ 135.17
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ID: 578218
Weight: 15.13ct
Size: 24.5 x 13.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 29.96
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ID: 439372
Weight: 2.66ct
Size: 8 x 8 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 165.02
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ID: 712781
Weight: 11.00ct
Size: 16 x 12 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 29.30
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ID: 571911
Weight: 1.05ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 83.16
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ID: 722120
Weight: 0.63ct
Size: 5 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 30.24
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ID: 663434
Weight: 3.50ct
Size: 12 x 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 29.40
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ID: 566181
Weight: 2.10ct
Size: 7 x 7 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 47.76
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ID: 454102
Weight: 1.24ct
Size: 12.7 x 3.7 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 52.38
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ID: 695185
Weight: 2.66ct
Size: 10 x 8 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 7.34
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ID: 479203
Weight: 2.10ct (total)
Size: 10.1 x 5 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 22.18
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ID: 725549
Weight: 0.40ct
Size: 5 x 5 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 3.84
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ID: 497259
Weight: 2.98ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 4 pcs
Price: $ 27.54
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ID: 715510
Weight: 2.94ct
Size: 10 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 28.22
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ID: 497037
Weight: 1.99ct (total)
Size: 2.1 mm (calibrated)
Clarity: Transparent
Content: 30 pcs
Price: $ 13.14
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ID: 396251
Weight: 2.37ct
Size: 7.5 x 7.3 mm
Clarity: VS
Content: 1 pc
Price: $ 116.23
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ID: 552954
Weight: 1.59ct
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 9.58
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ID: 424318
Weight: 3.12ct (total)
Size: 5.2 x 5.1 mm
Clarity: VS
Content: 6 pcs
Price: $ 32.95
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ID: 706457
Weight: 3.76ct
Size: 13 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 7.67
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ID: 681979
Weight: 8.44ct
Size: 13.8 x 11.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 50.64
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ID: 682008
Weight: 7.83ct
Size: 14 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 7.83
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ID: 338174
Weight: 8.93ct
Size: 10.6 x 10.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 29.46
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ID: 233636
Weight: 31.96ct
Size: 30 x 18.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 42.19
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ID: 457072
Weight: 1.63ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 12.55
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ID: 671453
Weight: 30.32ct
Size: 27 x 20 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 78.23
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ID: 328611
Weight: 11.45ct
Size: 16 x 16 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 18.13
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ID: 598317
Weight: 1.44ct
Size: 7 x 5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 28.51
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ID: 585376
Weight: 7.70ct
Size: 14 x 12 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 72.77
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ID: 673526
Weight: 1.14ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 27.36
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ID: 550736
Weight: 5.71ct (total)
Size: 11 x 9 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 37.69
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ID: 480873
Weight: 5.09ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: Translucent
Content: 13 pcs
Price: $ 35.63
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ID: 720535
Weight: 1.16ct
Size: 5.8 x 5.6 mm
Clarity: VS
Content: 1 pc
Price: $ 111.65
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ID: 670893
Weight: 0.47ct
Size: 4.4 x 4.4 mm
Clarity: Translucent
Content: 1 pc
Price: $ 16.92
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ID: 664221
Weight: 1.30ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 14.04
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ID: 495785
Weight: 1.07ct
Size: 6.6 x 6 mm
Clarity: VVS
Content: 1 pc
Price: $ 60.10
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ID: 677827
Weight: 0.15ct (total)
Size: 2 x 2 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 90.00
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ID: 660005
Weight: 13.68ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 16.42
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ID: 555335
Weight: 0.70ct
Size: 7 x 5 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 18.48
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ID: 491749
Weight: 18.56ct (total)
Size: 20 x 10.2 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 17.81
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ID: 640028
Weight: 2.08ct (total)
Size: 7.3 x 5.2 mm
Clarity: VS-SI
Content: 2 pcs
Price: $ 52.16
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ID: 482155
Weight: 2.32ct
Size: 9 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 16.73
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ID: 389504
Weight: 3.27ct (total)
Size: 8.2 x 6.8 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 21.59
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ID: 670634
Weight: 0.62ct
Size: 5.6 x 5.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 22.32
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ID: 387138
Weight: 5.40ct
Size: 12 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 38.88
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ID: 679792
Weight: 31.19ct
Size: 24.5 x 20.1 mm
Clarity: VVS
Content: 1 pc
Price: $ 299.42
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ID: 392833
Weight: 2.80ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VS-SI
Content: 2 pcs
Price: $ 73.92
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ID: 456506
Weight: 2.81ct
Size: 9.5 x 7.8 mm
Clarity: VS
Content: 1 pc
Price: $ 25.97
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ID: 728210
Weight: 2.76ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 6.62
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ID: 637868
Weight: 0.46ct
Size: 7.3 x 4.5 mm
Clarity: VS
Content: 1 pc
Price: $ 55.96
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ID: 479566
Weight: 2.00ct (total)
Size: 10 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 21.12
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ID: 386364
Weight: 2.81ct (total)
Size: 4.6 x 4.5 mm
Clarity: VVS-VS
Content: 6 pcs
Price: $ 14.83
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ID: 498306
Weight: 1.80ct (total)
Size: 9.9 x 4.9 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 19.01
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ID: 565155
Weight: 0.20ct (total)
Size: 3 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 437.80
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ID: 632413
Weight: 5.19ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 37.37
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ID: 513430
Weight: 0.73ct
Size: 6.1 x 4.6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 53.00
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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 found the website easy to work with. The gemstones are lovely.

Posted By Sophie-Tiger in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Everything went well, the payment options are easily declined but, but once sorted out, everything is smooth. I have bought from GemSelect before and am consistently satisfied with them.

Posted By Gabe in August, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Great site always looking for great deals and find them on this site

Posted By IRO5812 in July, 2024
Source: Bizrate

Overall Rating -> 9 star ratings

I love wide range of stones. Always have my preference.

Posted By Ray in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Good shopping experience. Website is relatively easy to use. Prices are good.

Posted By Bleep in August, 2024
Source: Bizrate

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
Source: Bizrate

Overall Rating -> 10 star ratings

Easy and convenient

Posted By Butch in September, 2024
Source: Bizrate

Overall Rating -> 8 star ratings

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

Posted By DrD in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I love the quality, presentation and the price of the stones. I love the identification card - report they send with each stone.

Posted By Dia in March, 2025
Source: Bizrate

Why Choose Loose Untreated Gemstones?

Selecting loose untreated gemstones ensures you’re investing in authentic, natural beauty. Gems like unheated sapphires, untreated rubies, and unenhanced diamonds retain their original allure, free from artificial enhancements. These certified untreated gems are ideal for those seeking unique, ethical, and high-quality stones for custom jewelry or collections.

Perfect for Engagement Rings and Collectors

Our untreated gemstones, including GIA-certified natural gems, are highly sought after for engagement rings and collector’s pieces. With options like unheated topaz and virgin untreated stones, you can create a timeless design that reflects your individual style. Each gem is carefully selected for its purity and brilliance.

Rare and Exquisite Natural Gems

From authentic untreated crystals to precious untreated gemstones, our collection offers something for every taste. These rare untreated gems for collectors are perfect for showcasing the natural beauty of stones like unheated and untreated stones that remain untouched by enhancements, preserving their natural value and appeal.

Quality Assurance You Can Trust

Every stone in our selection of loose untreated gemstones is thoroughly inspected to meet the highest standards. Whether you’re looking for untreated gemstones for engagement rings or certified untreated gems for a special project, our collection ensures authenticity and unparalleled quality.

Read All

Over 19 Years in the Gemstone Business!

Thank you for trusting us with your purchase!

Overall Rating -> 10 star ratings

I found the website easy to work with. The gemstones are lovely.

Posted By Sophie-Tiger in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Everything went well, the payment options are easily declined but, but once sorted out, everything is smooth. I have bought from GemSelect before and am consistently satisfied with them.

Posted By Gabe in August, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Great site always looking for great deals and find them on this site

Posted By IRO5812 in July, 2024
Source: Bizrate

Overall Rating -> 9 star ratings

I love wide range of stones. Always have my preference.

Posted By Ray in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Good shopping experience. Website is relatively easy to use. Prices are good.

Posted By Bleep in August, 2024
Source: Bizrate

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
Source: Bizrate

Overall Rating -> 10 star ratings

Easy and convenient

Posted By Butch in September, 2024
Source: Bizrate

Overall Rating -> 8 star ratings

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

Posted By DrD in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I love the quality, presentation and the price of the stones. I love the identification card - report they send with each stone.

Posted By Dia in March, 2025
Source: Bizrate

FAQ's

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.

Enlarged Gemstone Image