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

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ID: 636966
Weight: 6.21ct
Size: 15 x 10.9 mm
Clarity: VVS
Content: 1 pc
Price: $ 14.90
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ID: 497744
Weight: 3.07ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: Translucent
Content: 4 pcs
Price: $ 21.20
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ID: 565264
Weight: 21.30ct
Size: 27.1 x 14.1 mm
Clarity: Translucent
Content: 1 pc
Price: $ 16.02
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ID: 706639
Weight: 2.24ct
Size: 8 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 5.38
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ID: 434405
Weight: 1.50ct
Size: 6.5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 39.60
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ID: 583729
Weight: 3.58ct
Size: 12 x 8 mm (calibrated)
Clarity: VVS
Price: $ 14.17
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ID: 640075
Weight: 1.40ct
Size: 7.6 x 5.7 mm
Clarity: Transparent
Content: 1 pc
Price: $ 8.40
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ID: 519793
Weight: 38.42ct
Size: 20 x 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 45.13
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ID: 512152
Weight: 0.97ct
Size: 8.6 x 4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 88.34
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ID: 597428
Weight: 25.66ct
Size: 25 x 18 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 18.97
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ID: 393957
Weight: 22.11ct
Size: 25.8 x 19.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 29.18
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ID: 558501
Weight: 1.62ct
Size: 10 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 12.25
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ID: 392843
Weight: 8.44ct (total)
Size: 12 x 8 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 55.70
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ID: 501818
Weight: 1.83ct
Size: 10 x 7 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 14.50
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ID: 512001
Weight: 7.10ct
Size: 12 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 10.21
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ID: 511668
Weight: 1.17ct
Size: 9.9 x 5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 54.06
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ID: 364062
Weight: 19.58ct
Size: 25 x 18 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 38.77
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ID: 678022
Weight: 0.04ct
Size: 2 x 1.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 24.00
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ID: 467972
Weight: 5.95ct (total)
Size: 3.2 mm
Clarity: Transparent
Content: 30 pcs
Price: $ 35.70
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ID: 709207
Weight: 1.51ct
Size: 9 x 7 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 12.68
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ID: 590712
Weight: 25.10ct
Size: 20.9 x 17.7 mm
Clarity: VVS
Content: 1 pc
Price: $ 150.60
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ID: 558074
Weight: 3.81ct
Size: 12 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 28.81
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ID: 635865
Weight: 1.26ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 22.68
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ID: 433913
Weight: 5.40ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 35.64
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ID: 366360
Weight: 1.15ct
Size: 7.4 x 5.6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 161.56
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ID: 682021
Weight: 0.52ct
Size: 5 x 5 mm (calibrated)
Clarity: VVS-VS
Price: $ 4.37
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ID: 727465
Weight: 0.27ct
Size: 4.1 x 3.1 mm
Clarity: VS
Content: 1 pc
Price: $ 11.34
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ID: 718304
Weight: 0.03ct
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 28.80
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ID: 450315
Weight: 0.88ct
Size: 9.5 x 3.4 mm
Clarity: VS
Content: 1 pc
Price: $ 29.04
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ID: 376478
Weight: 2.25ct
Size: 8.2 x 7.3 mm
Clarity: Transparent
Content: 1 pc
Price: $ 17.50
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ID: 448072
Weight: 3.61ct (total)
Size: 8 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 19.06
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ID: 598426
Weight: 32.88ct
Size: 26.5 x 22.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 24.30
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ID: 494209
Weight: 4.32ct
Size: 12 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 30.97
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ID: 519890
Weight: 1.93ct
Size: 7.5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 50.95
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ID: 479625
Weight: 2.61ct (total)
Size: 10 x 5.1 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 27.56
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ID: 488622
Weight: 4.86ct
Size: 11.7 x 9.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 49.60
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ID: 485146
Weight: 4.83ct (total)
Size: 10.7 x 10.5 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 25.50
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ID: 492399
Weight: 7.64ct
Size: 16 x 12 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 28.74
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ID: 439658
Weight: 6.63ct
Size: 14 x 10 mm
Clarity: Opaque
Content: 1 pc
Price: $ 131.28
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ID: 719569
Weight: 0.68ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 5.71
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ID: 569271
Weight: 1.98ct
Size: 8 x 6 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 39.36
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ID: 558457
Weight: 3.88ct
Size: 12 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 29.34
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ID: 565642
Weight: 24.04ct (total)
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 15.07
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ID: 687189
Weight: 1.20ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 25.92
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ID: 431424
Weight: 1.56ct
Size: 6 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 37.07
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ID: 501590
Weight: 2.16ct
Size: 9 x 9 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 17.11
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ID: 717449
Weight: 1.52ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 31.01
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ID: 451039
Weight: 1.33ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 12.29
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ID: 485141
Weight: 5.49ct (total)
Size: 10 x 10 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 28.99
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ID: 630775
Weight: 13.23ct
Size: 18 x 11.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 70.01
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ID: 577057
Weight: 7.52ct
Size: 21.1 x 9.4 mm
Clarity: VS
Content: 1 pc
Price: $ 69.48
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ID: 460922
Weight: 4.95ct
Size: 12 x 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 45.74
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ID: 348621
Weight: 30.27ct
Size: 34.2 x 16.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 39.96
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ID: 391625
Weight: 1.10ct
Size: 7.6 x 4.9 mm
Clarity: VS
Content: 1 pc
Price: $ 70.38
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ID: 648891
Weight: 20.46ct
Size: 25 x 18 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 11.78
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ID: 489703
Weight: 2.61ct (total)
Size: 4.5 mm (calibrated)
Clarity: VVS-VS
Content: 6 pcs
Price: $ 46.98
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ID: 736563
Weight: 9.93ct
Size: 19.1 x 14.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 14.00
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ID: 464472
Weight: 4.62ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VS
Content: 10 pcs
Price: $ 42.68
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ID: 660297
Weight: 1.62ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 3.91
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ID: 713670
Weight: 1.16ct
Size: 15.1 x 4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 9.74
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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

easy site to navigate

Posted By Curt's Cabochons in June, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

great experience

Posted By T in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Enjoyed shopping.

Posted By Chris in March, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

It is a good experience, it is easy to view the item, and easy to check out.

Posted By Neo in November, 2024
Source: Bizrate

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 -> 10 star ratings

I love the gems and your website, every time I want to buy I usually spend between 6 and 8 hours on your website.

Posted By Bryan De David in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

It was very good and concise.

Posted By Whydothey in August, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Loved everything. High quality, quick shipping, and authentication included.

Posted By Chris in March, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

the gems were smaller than I thought but I was at fault for not reading the complete discrimination

Posted By Tim in May, 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

easy site to navigate

Posted By Curt's Cabochons in June, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

great experience

Posted By T in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Enjoyed shopping.

Posted By Chris in March, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

It is a good experience, it is easy to view the item, and easy to check out.

Posted By Neo in November, 2024
Source: Bizrate

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 -> 10 star ratings

I love the gems and your website, every time I want to buy I usually spend between 6 and 8 hours on your website.

Posted By Bryan De David in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

It was very good and concise.

Posted By Whydothey in August, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Loved everything. High quality, quick shipping, and authentication included.

Posted By Chris in March, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

the gems were smaller than I thought but I was at fault for not reading the complete discrimination

Posted By Tim in May, 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