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

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ID: 564606
Weight: 0.20ct
Size: 3.7 mm
Clarity: VS
Content: 1 pc
Price: $ 439.91
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ID: 658262
Weight: 6.43ct
Size: 12 x 10 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 45.01
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ID: 727370
Weight: 0.78ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 14.04
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ID: 410551
Weight: 10.16ct (total)
Size: 12 x 10 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 67.06
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ID: 326367
Weight: 5.41ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: Transparent/Translucent
Content: 2 pcs
Price: $ 17.53
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ID: 691668
Weight: 0.52ct
Size: 4.9 x 4.3 mm
Clarity: VVS
Content: 1 pc
Price: $ 43.68
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ID: 728383
Weight: 17.31ct
Size: 33.5 x 13.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 35.32
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ID: 712821
Weight: 2.73ct
Size: 10 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 7.27
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ID: 658278
Weight: 18.85ct
Size: 20 x 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 22.62
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ID: 486606
Weight: 109.78ct
Size: 55.4 x 43.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 111.58
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ID: 492062
Weight: 7.03ct
Size: 17.4 x 12.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 26.45
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ID: 708840
Weight: 1.39ct
Size: 7.2 x 5.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 28.70
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ID: 688253
Weight: 0.27ct
Size: 4.7 x 2.9 mm
Clarity: VS
Content: 1 pc
Price: $ 17.82
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ID: 608947
Weight: 33.19ct
Size: 25.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 52.14
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ID: 559403
Weight: 2.08ct
Size: 7 x 7 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 42.68
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ID: 697527
Weight: 5.92ct
Size: 15.2 x 9.1 mm
Clarity: VVS
Content: 1 pc
Price: $ 42.62
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ID: 712909
Weight: 1.56ct
Size: 7.7 x 6.3 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 37.44
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ID: 707953
Weight: 11.82ct
Size: 20 x 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 11.35
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ID: 571558
Weight: 31.12ct
Size: 18 x 18 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 246.47
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ID: 657435
Weight: 1.92ct
Size: 8 x 6 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 2.30
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ID: 529473
Weight: 1.51ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 13.96
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ID: 570225
Weight: 2.47ct
Size: 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 18.19
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ID: 623077
Weight: 8.28ct
Size: 20.8 x 12.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 38.69
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ID: 699283
Weight: 0.87ct
Size: 6.2 x 4.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 5.22
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ID: 699042
Weight: 0.88ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 7.39
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ID: 669280
Weight: 18.38ct (total)
Size: 16.9 x 11.9 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 330.84
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ID: 279596
Weight: 2.18ct (total)
Size: 4 mm (calibrated)
Clarity: VS
Content: 9 pcs
Price: $ 129.49
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ID: 538009
Weight: 0.92ct
Size: 7.5 x 4 mm
Clarity: VS
Content: 1 pc
Price: $ 83.80
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ID: 504727
Weight: 4.96ct
Size: 11.3 x 8.5 mm
Clarity: Translucent
Content: 1 pc
Price: $ 127.20
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ID: 395218
Weight: 5.36ct
Size: 11.6 x 11.2 mm
Clarity: Transparent
Content: 1 pc
Price: $ 32.16
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ID: 616875
Weight: 0.77ct
Size: 6 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 55.91
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ID: 719973
Weight: 0.90ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 7.56
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ID: 585597
Weight: 56.12ct
Size: 38.2 x 27.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 33.34
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ID: 541098
Weight: 11.78ct
Size: 14 x 14 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 17.57
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ID: 408329
Weight: 3.31ct
Size: 10.3 x 8.9 mm
Clarity: VS
Content: 1 pc
Price: $ 131.08
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ID: 585684
Weight: 17.86ct
Size: 20 x 20 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 117.88
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ID: 586707
Weight: 21.03ct
Size: 23.6 x 13.6 mm
Clarity: Transparent
Content: 1 pc
Price: $ 138.80
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ID: 693396
Weight: 4.91ct
Size: 13.4 x 9.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 17.68
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ID: 678406
Weight: 23.57ct (total)
Size: 32 x 14.8 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 28.28
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ID: 485804
Weight: 6.77ct
Size: 14.6 x 11.7 mm
Clarity: Translucent
Content: 1 pc
Price: $ 56.87
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ID: 678306
Weight: 0.77ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS
Price: $ 6.47
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ID: 606050
Weight: 26.19ct
Size: 22.1 x 16.3 mm
Clarity: VS
Content: 1 pc
Price: $ 243.19
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ID: 499120
Weight: 1.43ct (total)
Size: 5.9 x 4.2 mm
Clarity: VS
Content: 4 pcs
Price: $ 16.46
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ID: 471470
Weight: 47.06ct
Size: 33.5 x 25.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 38.52
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ID: 484890
Weight: 2.46ct (total)
Size: 4 x 3 mm (calibrated)
Clarity: VS
Content: 20 pcs
Price: $ 162.36
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ID: 645297
Weight: 3.69ct (total)
Size: 8 x 8 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 8.86
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ID: 298929
Weight: 1.86ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: Transparent/Translucent
Content: 5 pcs
Price: $ 41.74
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ID: 364107
Weight: 17.52ct
Size: 25 x 18 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 46.25
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ID: 677862
Weight: 0.04ct
Size: 1.8 x 1.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 24.00
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ID: 408319
Weight: 9.17ct
Size: 13 x 13 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 21.66
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ID: 405222
Weight: 6.87ct
Size: 13.2 x 9.6 mm
Clarity: Transparent
Content: 1 pc
Price: $ 48.43
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ID: 733073
Weight: 0.44ct
Size: 5 x 5 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 3.70
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ID: 696091
Weight: 67.54ct
Size: 30.9 x 23.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 46.20
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ID: 727900
Weight: 0.03ct
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 12.37
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ID: 462902
Weight: 1.83ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: Translucent
Content: 4 pcs
Price: $ 96.62
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ID: 706362
Weight: 7.86ct
Size: 13.5 x 11 mm
Clarity: Opaque
Content: 1 pc
Price: $ 16.03
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ID: 732804
Weight: 1.04ct
Size: 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 39.94
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ID: 601376
Weight: 0.67ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Price: $ 18.43
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ID: 639442
Weight: 1.72ct
Size: 7.6 x 6.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 10.32
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ID: 687163
Weight: 1.72ct
Size: 9 x 7 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 2.06
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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

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 -> 10 star ratings

I'm happy.

Posted By Ray in January, 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

Awesome

Posted By D in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

First time so this is an experiment! Shopping is so fun on this site, though!

Posted By Gem Delight in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Easy and convenient

Posted By Butch in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Gem Select has a user friendly website and the product is very good as is the price. The gems are described accurately and I always get what I think I'm getting.

Posted By Happy Customer in June, 2025
Source: Bizrate

Overall Rating -> 7 star ratings

Okay thank you.

Posted By Bepc61 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

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

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 -> 10 star ratings

I'm happy.

Posted By Ray in January, 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

Awesome

Posted By D in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

First time so this is an experiment! Shopping is so fun on this site, though!

Posted By Gem Delight in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Easy and convenient

Posted By Butch in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Gem Select has a user friendly website and the product is very good as is the price. The gems are described accurately and I always get what I think I'm getting.

Posted By Happy Customer in June, 2025
Source: Bizrate

Overall Rating -> 7 star ratings

Okay thank you.

Posted By Bepc61 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

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