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

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ID: 460398
Weight: 2.20ct
Size: 10 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 29.04
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ID: 566438
Weight: 11.58ct
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 7.92
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ID: 471909
Weight: 7.28ct
Size: 12.5 x 10.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 28.82
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ID: 563558
Weight: 2.89ct
Size: 10 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 19.08
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ID: 684521
Weight: 0.05ct
Size: 2.2 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 17.51
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ID: 528923
Weight: 26.31ct
Size: 32.4 x 10.4 mm
Clarity: Translucent
Content: 1 pc
Price: $ 17.38
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ID: 522184
Weight: 17.42ct
Size: 20 x 18.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 137.96
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ID: 556209
Weight: 1.26ct
Size: 7 x 5 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 33.26
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ID: 571012
Weight: 0.74ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 6.84
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ID: 712930
Weight: 4.00ct
Size: 12 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 10.66
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ID: 500206
Weight: 3.22ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 8 pcs
Price: $ 29.75
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ID: 706509
Weight: 13.38ct
Size: 16.7 x 14.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 27.30
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ID: 725693
Weight: 1.13ct
Size: 6.6 x 5.4 mm
Clarity: VS
Content: 1 pc
Price: $ 95.94
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ID: 542096
Weight: 2.14ct
Size: 9 x 9 mm (calibrated)
Clarity: VVS-VS
Price: $ 19.78
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ID: 434942
Weight: 43.17ct
Size: 33.2 x 23.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 85.49
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ID: 484997
Weight: 34.27ct
Size: 38.4 x 14.9 mm
Clarity: Translucent
Content: 1 pc
Price: $ 33.92
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ID: 686317
Weight: 0.24ct
Size: 4.5 x 3.4 mm
Clarity: VVS
Content: 1 pc
Price: $ 9.24
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ID: 674976
Weight: 1.05ct (total)
Size: 8 x 4 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 7.56
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ID: 650711
Weight: 30.49ct
Size: 30 x 22 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 18.30
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ID: 602287
Weight: 2.33ct
Size: 10 x 8 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 21.53
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ID: 395322
Weight: 12.21ct
Size: 14 x 14 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 80.59
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ID: 674983
Weight: 20.97ct
Size: 33.5 x 20.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 18.88
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ID: 644379
Weight: 0.28ct
Size: 6 x 3 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 13.44
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ID: 476803
Weight: 21.31ct
Size: 17 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 84.38
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ID: 422824
Weight: 0.80ct
Size: 7.1 x 4.2 mm
Clarity: VS
Content: 1 pc
Price: $ 30.67
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ID: 471048
Weight: 2.20ct
Size: 8 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 20.33
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ID: 536883
Weight: 0.80ct (total)
Size: 5.1 x 3.3 mm
Clarity: VS-SI
Content: 2 pcs
Price: $ 32.98
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ID: 410323
Weight: 5.63ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 37.16
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ID: 464501
Weight: 3.71ct (total)
Size: 3.9 x 3.8 mm
Clarity: VS
Content: 10 pcs
Price: $ 34.28
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ID: 711784
Weight: 19.61ct
Size: 20 x 15 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 52.24
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ID: 650880
Weight: 6.22ct (total)
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 39.56
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ID: 628410
Weight: 12.25ct
Size: 30.2 x 15.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 73.50
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ID: 552959
Weight: 1.83ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 11.00
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ID: 430228
Weight: 2.44ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 6 pcs
Price: $ 16.10
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ID: 712160
Weight: 1.69ct
Size: 9 x 6 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 4.50
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ID: 727455
Weight: 1.00ct
Size: 6.1 x 5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 18.00
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ID: 686824
Weight: 2.59ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 3.11
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ID: 639894
Weight: 0.56ct
Size: 6 x 4.2 mm
Clarity: VVS
Price: $ 4.70
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ID: 359884
Weight: 15.54ct
Size: 20.3 x 14.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 41.03
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ID: 655887
Weight: 1.10ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 9.24
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ID: 501534
Weight: 28.66ct
Size: 31.5 x 19.2 mm
Clarity: Transparent
Content: 1 pc
Price: $ 90.04
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ID: 346808
Weight: 1.34ct
Size: 18.4 x 2.9 mm
Clarity: VS
Content: 1 pc
Price: $ 54.48
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ID: 675794
Weight: 4.65ct
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 13.22
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ID: 381907
Weight: 3.50ct (total)
Size: 3.2 mm
Clarity: VS
Content: 30 pcs
Price: $ 185.22
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ID: 700732
Weight: 54.17ct
Size: 36.2 x 22.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 29.26
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ID: 406982
Weight: 10.46ct
Size: 14 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 38.94
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ID: 646880
Weight: 20.49ct
Size: 29.6 x 20 mm
Clarity: Opaque
Content: 1 pc
Price: $ 33.81
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ID: 369030
Weight: 24.75ct
Size: 25.1 x 23 mm
Clarity: Opaque
Content: 1 pc
Price: $ 49.00
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ID: 454480
Weight: 0.95ct
Size: 7.9 x 4.8 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 40.13
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ID: 460783
Weight: 5.18ct
Size: 12 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 47.87
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ID: 400327
Weight: 2.86ct
Size: 9 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 9.44
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ID: 539895
Weight: 7.39ct (total)
Size: 12 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 55.31
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ID: 490706
Weight: 5.56ct
Size: 14 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 40.37
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ID: 453094
Weight: 1.54ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 101.64
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ID: 435575
Weight: 5.21ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 34.39
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ID: 714484
Weight: 0.42ct
Size: 6.6 x 4.7 mm
Clarity: VS
Content: 1 pc
Price: $ 22.68
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ID: 595249
Weight: 1.16ct
Size: 7.5 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 107.18
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ID: 415981
Weight: 1.59ct
Size: 16.4 x 3.4 mm
Clarity: VS
Content: 1 pc
Price: $ 50.38
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ID: 673892
Weight: 17.81ct
Size: 22.3 x 13.3 mm
Clarity: Transparent
Content: 1 pc
Price: $ 320.58
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ID: 693543
Weight: 62.65ct
Size: 36.8 x 34.5 mm
Clarity: Translucent
Content: 1 pc
Price: $ 37.60
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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 -> 9 star ratings

The checkout said the my ccv was invalid. i had to use another card.

Posted By Ron in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very surprised how quick and efficient it was to checkout and pay. Also found exactly what I was looking for no issues.

Posted By Watson 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

Overall Rating -> 10 star ratings

Appreciated the selection. Jadeite is hard to find under $100. Website has alot of variety.

Posted By Jess in February, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

everything was fine

Posted By Marc in January, 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 -> 8 star ratings

great experience

Posted By T in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

easy site to navigate

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

Overall Rating -> 9 star ratings

I wish there were options for jewelry settings

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 -> 9 star ratings

The checkout said the my ccv was invalid. i had to use another card.

Posted By Ron in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very surprised how quick and efficient it was to checkout and pay. Also found exactly what I was looking for no issues.

Posted By Watson 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

Overall Rating -> 10 star ratings

Appreciated the selection. Jadeite is hard to find under $100. Website has alot of variety.

Posted By Jess in February, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

everything was fine

Posted By Marc in January, 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 -> 8 star ratings

great experience

Posted By T in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

easy site to navigate

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

Overall Rating -> 9 star ratings

I wish there were options for jewelry settings

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