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

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ID: 526123
Weight: 6.78ct (total)
Size: 11 x 9 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 63.80
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ID: 626748
Weight: 1.16ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 11.40
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ID: 552569
Weight: 8.25ct
Size: 19.4 x 10.9 mm
Clarity: Translucent
Content: 1 pc
Price: $ 21.78
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ID: 432769
Weight: 37.90ct
Size: 28.7 x 23.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 36.38
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ID: 730353
Weight: 2.92ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 26.14
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ID: 651084
Weight: 0.73ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 6.13
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ID: 712143
Weight: 19.10ct (total)
Size: 16 x 12 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 50.88
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ID: 720987
Weight: 27.40ct
Size: 23 mm
Clarity: Opaque
Content: 1 pc
Price: $ 32.88
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ID: 724902
Weight: 6.77ct
Size: 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 7.72
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ID: 721923
Weight: 63.94ct
Size: 35.4 x 24.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 76.73
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ID: 416247
Weight: 0.99ct
Size: 16 x 3.3 mm
Clarity: VS
Content: 1 pc
Price: $ 31.37
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ID: 492396
Weight: 7.55ct
Size: 17.1 x 13.9 mm
Clarity: Translucent
Content: 1 pc
Price: $ 28.40
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ID: 416051
Weight: 1.32ct
Size: 15.6 x 3.1 mm
Clarity: VS
Content: 1 pc
Price: $ 41.82
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ID: 479423
Weight: 2.37ct (total)
Size: 10.1 x 5.1 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 25.03
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ID: 724803
Weight: 0.95ct
Size: 10 x 4.1 mm
Clarity: VS
Content: 1 pc
Price: $ 39.90
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ID: 457115
Weight: 2.42ct
Size: 11.3 x 7.7 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 22.36
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ID: 559445
Weight: 6.12ct
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 9.29
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ID: 460340
Weight: 3.82ct
Size: 13 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 35.29
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ID: 661944
Weight: 2.22ct
Size: 7 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 5.35
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ID: 669200
Weight: 30.82ct
Size: 25 mm
Clarity: Opaque
Content: 1 pc
Price: $ 36.98
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ID: 713975
Weight: 0.89ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 14.95
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ID: 384470
Weight: 17.61ct
Size: 22 x 13.8 mm
Clarity: Translucent
Content: 1 pc
Price: $ 34.86
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ID: 514359
Weight: 36.14ct
Size: 38 x 23.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 26.24
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ID: 418232
Weight: 7.18ct
Size: 16.3 x 9.9 mm
Clarity: Translucent
Content: 1 pc
Price: $ 14.22
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ID: 456377
Weight: 3.51ct
Size: 11.5 x 7.7 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 32.44
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ID: 291468
Weight: 9.58ct
Size: 23.3 x 9.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 34.76
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ID: 608203
Weight: 2.22ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 73.26
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ID: 708429
Weight: 1.31ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 27.06
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ID: 427508
Weight: 2.27ct (total)
Size: 9 x 6 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 17.98
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ID: 366184
Weight: 27.67ct
Size: 30 x 22 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 36.53
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ID: 597440
Weight: 1.45ct
Size: 6 x 6 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 28.72
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ID: 678411
Weight: 26.05ct (total)
Size: 28.2 x 14.4 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 31.26
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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: 486599
Weight: 20.64ct
Size: 30.9 x 9.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 13.62
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ID: 687740
Weight: 6.38ct
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 7.66
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ID: 453744
Weight: 4.11ct
Size: 13 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 37.98
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ID: 704598
Weight: 2.18ct
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 54.50
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ID: 687830
Weight: 9.05ct
Size: 21.1 x 10.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 26.71
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ID: 692399
Weight: 109.05ct
Size: 31 x 30.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 45.80
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ID: 680796
Weight: 1.01ct
Size: 7 x 5 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 30.30
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ID: 384148
Weight: 6.90ct
Size: 17.5 x 9.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 27.32
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ID: 706416
Weight: 19.35ct
Size: 17.2 x 15 mm
Clarity: Opaque
Content: 1 pc
Price: $ 39.48
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ID: 716421
Weight: 2.53ct
Size: 10 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 24.29
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ID: 476753
Weight: 46.26ct
Size: 41.1 x 22.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 39.08
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ID: 466175
Weight: 3.35ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 35.38
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ID: 643498
Weight: 2.17ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 5.72
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ID: 642158
Weight: 3.02ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 21.74
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ID: 724489
Weight: 0.90ct
Size: 7 x 5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 27.00
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ID: 706728
Weight: 2.01ct
Size: 8 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 4.82
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ID: 552240
Weight: 1.62ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 14.96
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ID: 599828
Weight: 2.73ct
Size: 9 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 25.22
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ID: 666771
Weight: 1.28ct
Size: 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 26.26
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ID: 724565
Weight: 0.50ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 15.00
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ID: 717915
Weight: 0.03ct
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 28.80
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ID: 382848
Weight: 1.64ct
Size: 7.9 x 6.7 mm
Clarity: VS
Content: 1 pc
Price: $ 81.05
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ID: 413683
Weight: 13.97ct
Size: 15 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 419.10
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ID: 514724
Weight: 19.84ct
Size: 29.9 x 8.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 14.40
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ID: 672452
Weight: 2.00ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 48.00
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ID: 592971
Weight: 1.35ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 44.56
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ID: 679949
Weight: 31.24ct
Size: 23.6 x 19.2 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 299.90
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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

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

Posted By Ibie in February, 2025
Source: Bizrate

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
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 -> 9 star ratings

It was a good experience looking for and finding a nice amethyst stone

Posted By N/a in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I really liked the email, and the link that help return me to the site. I didnt have access to my card info while checking out and I had to put my phone away so I lost the tab. Fortunately, since I did give an email- they sent me a link that brought me back to where I was. Greatly appreciated

Posted By Jag in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Always excellent quality and service from GemSelect

Posted By Mike B. in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I just bought some mystic quartz. Checkout was smooth and pleasant

Posted By Jay in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Had no difficulty with the website. The only difficulty I had today was making the choice of what I wanted to purchase. There are just so many delicious stones to choose from!!

Posted By Desertchick in July, 2024
Source: Bizrate

Overall Rating -> 7 star ratings

Okay thank you.

Posted By Bepc61 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

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

Posted By Ibie in February, 2025
Source: Bizrate

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
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 -> 9 star ratings

It was a good experience looking for and finding a nice amethyst stone

Posted By N/a in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I really liked the email, and the link that help return me to the site. I didnt have access to my card info while checking out and I had to put my phone away so I lost the tab. Fortunately, since I did give an email- they sent me a link that brought me back to where I was. Greatly appreciated

Posted By Jag in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Always excellent quality and service from GemSelect

Posted By Mike B. in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I just bought some mystic quartz. Checkout was smooth and pleasant

Posted By Jay in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Had no difficulty with the website. The only difficulty I had today was making the choice of what I wanted to purchase. There are just so many delicious stones to choose from!!

Posted By Desertchick in July, 2024
Source: Bizrate

Overall Rating -> 7 star ratings

Okay thank you.

Posted By Bepc61 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