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

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ID: 486472
Weight: 22.34ct
Size: 33.1 x 9.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 14.75
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ID: 377499
Weight: 4.45ct (total)
Size: 7.1 x 5.3 mm
Clarity: VS
Content: 4 pcs
Price: $ 114.01
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ID: 687146
Weight: 15.28ct (total)
Size: 12 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 44.74
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ID: 730828
Weight: 4.68ct
Size: 13.4 x 9.6 mm
Clarity: Translucent
Content: 1 pc
Price: $ 7.96
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ID: 596026
Weight: 3.76ct
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 48.73
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ID: 546871
Weight: 3.32ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 26.29
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ID: 375916
Weight: 4.82ct (total)
Size: 8 x 7 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 33.95
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ID: 664554
Weight: 1.42ct
Size: 8.2 x 6.7 mm
Clarity: Translucent
Content: 1 pc
Price: $ 10.22
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ID: 644718
Weight: 0.71ct
Size: 8.3 x 4.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 4.03
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ID: 708507
Weight: 1.31ct
Size: 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 27.06
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ID: 718152
Weight: 0.94ct
Size: 5.8 x 4.6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 28.20
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ID: 715002
Weight: 1.38ct (total)
Size: 5.3 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 3.58
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ID: 730240
Weight: 9.12ct
Size: 20.2 x 12.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 8.76
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ID: 329377
Weight: 0.87ct
Size: 7.1 x 4.5 mm
Clarity: VS
Content: 1 pc
Price: $ 103.36
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ID: 393512
Weight: 7.14ct
Size: 12 x 12 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 47.12
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ID: 428059
Weight: 10.35ct (total)
Size: 12.1 x 8.9 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 68.32
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ID: 544822
Weight: 0.85ct
Size: 5.5 x 4.3 mm
Clarity: VS
Content: 1 pc
Price: $ 38.04
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ID: 725306
Weight: 23.95ct
Size: 21.8 x 16.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 86.22
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ID: 562909
Weight: 3.59ct
Size: 12 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 30.16
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ID: 539004
Weight: 4.13ct (total)
Size: 7 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 38.16
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ID: 683194
Weight: 4.81ct
Size: 15 x 10.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 44.56
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ID: 493649
Weight: 7.14ct (total)
Size: 10 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 25.45
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ID: 713926
Weight: 0.92ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 15.46
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ID: 326052
Weight: 2.94ct
Size: 8.8 x 7.7 mm
Clarity: Transparent/Translucent
Content: 1 pc
Price: $ 10.48
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ID: 715838
Weight: 4.51ct
Size: 12 x 9.5 mm
Clarity: VVS
Content: 1 pc
Price: $ 43.30
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ID: 464448
Weight: 3.61ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VS
Content: 10 pcs
Price: $ 33.36
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ID: 428333
Weight: 3.58ct (total)
Size: 8 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 9.46
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ID: 573697
Weight: 4.03ct (total)
Size: 12 x 5.9 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 42.55
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ID: 602998
Weight: 3.09ct
Size: 9.6 x 7.4 mm
Clarity: Translucent
Content: 1 pc
Price: $ 203.94
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ID: 730201
Weight: 0.84ct
Size: 7.9 x 3.6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 50.40
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ID: 585522
Weight: 0.89ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 58.74
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ID: 470750
Weight: 9.61ct
Size: 11 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 9.26
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ID: 480691
Weight: 2.49ct (total)
Size: 5.6 x 3.7 mm
Clarity: VS
Content: 4 pcs
Price: $ 23.00
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ID: 728177
Weight: 3.14ct
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 7.54
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ID: 520618
Weight: 1.07ct
Size: 9.9 x 5 mm
Clarity: VS
Price: $ 59.32
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ID: 451128
Weight: 1.35ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 12.48
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ID: 555419
Weight: 0.68ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 5.39
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ID: 390520
Weight: 2.12ct (total)
Size: 4 x 3 mm (calibrated)
Clarity: VS
Content: 10 pcs
Price: $ 136.45
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ID: 534193
Weight: 2.38ct
Size: 9 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 15.53
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ID: 694409
Weight: 6.50ct
Size: 15.1 x 9.3 mm
Clarity: VS
Content: 1 pc
Price: $ 54.60
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ID: 569743
Weight: 3.88ct (total)
Size: 8 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 28.58
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ID: 378274
Weight: 11.99ct (total)
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 47.48
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ID: 471861
Weight: 4.58ct
Size: 11.5 x 8.9 mm
Clarity: Translucent
Content: 1 pc
Price: $ 1,209.12
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ID: 647251
Weight: 34.30ct
Size: 19.1 x 16.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 82.32
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ID: 599290
Weight: 6.60ct
Size: 14.2 x 10.1 mm
Clarity: Transparent
Content: 1 pc
Price: $ 28.75
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ID: 710436
Weight: 1.07ct
Size: 6.5 x 5 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 19.18
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ID: 688089
Weight: 2.16ct
Size: 9 x 7 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 2.59
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ID: 709324
Weight: 1.86ct
Size: 9 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 32.01
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ID: 687971
Weight: 2.09ct
Size: 9 x 7 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 2.51
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ID: 646933
Weight: 0.47ct (total)
Size: 3.5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 14.10
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ID: 673220
Weight: 1.57ct
Size: 9 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 37.68
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ID: 561344
Weight: 0.90ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 8.32
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ID: 726864
Weight: 0.78ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 14.04
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ID: 393244
Weight: 1.82ct (total)
Size: 3.9 x 2 mm
Clarity: VS
Content: 15 pcs
Price: $ 132.13
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ID: 393411
Weight: 9.53ct
Size: 13 x 13 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 62.90
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ID: 600412
Weight: 2.70ct
Size: 9 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 24.95
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ID: 672183
Weight: 0.77ct
Size: 7.8 x 5.3 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 18.48
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ID: 726074
Weight: 0.81ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 32.09
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ID: 543811
Weight: 10.78ct
Size: 16 x 12 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 66.88
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ID: 720160
Weight: 1.03ct
Size: 6 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 185.40
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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

Nice website I just don't know much about the quality until I receive the stone.

Posted By Becky 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 -> 10 star ratings

I always enjoy the selection and the unique cuts I can find here. I would love to see more hex cuts tho! Maybe some rose cuts too!

Posted By Blkfower83 in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

excellent deals-excellent service-fair prices

Posted By JD in April, 2025
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 -> 8 star ratings

The website was nice and I bought some gems

Posted By Jay in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Love beauty, color, quality, and price of these gems. Personal projects and will come here soon and everytime.

Posted By Darkstar in June, 2025
Source: Bizrate

Overall Rating -> 7 star ratings

Excited to see

Posted By Ss in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Great website, no hassle, easy check out and found everything I needed quickly

Posted By Chris in September, 2024
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

Nice website I just don't know much about the quality until I receive the stone.

Posted By Becky 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 -> 10 star ratings

I always enjoy the selection and the unique cuts I can find here. I would love to see more hex cuts tho! Maybe some rose cuts too!

Posted By Blkfower83 in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

excellent deals-excellent service-fair prices

Posted By JD in April, 2025
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 -> 8 star ratings

The website was nice and I bought some gems

Posted By Jay in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Love beauty, color, quality, and price of these gems. Personal projects and will come here soon and everytime.

Posted By Darkstar in June, 2025
Source: Bizrate

Overall Rating -> 7 star ratings

Excited to see

Posted By Ss in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Great website, no hassle, easy check out and found everything I needed quickly

Posted By Chris in September, 2024
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