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

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ID: 396647
Weight: 1.22ct
Size: 9.9 x 4.4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 76.92
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ID: 725536
Weight: 1.27ct
Size: 6.8 x 6.1 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 107.82
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ID: 401528
Weight: 27.29ct
Size: 25 x 18 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 54.04
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ID: 464024
Weight: 5.73ct
Size: 12 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 11.35
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ID: 435762
Weight: 2.24ct
Size: 10 x 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 14.78
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ID: 500386
Weight: 1.82ct
Size: 11.8 x 6.1 mm
Clarity: VS
Price: $ 16.81
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ID: 725459
Weight: 8.59ct
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 9.79
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ID: 687573
Weight: 2.10ct (total)
Size: 6 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 6.14
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ID: 645632
Weight: 1.88ct
Size: 8.8 x 3.8 mm
Clarity: VS
Content: 1 pc
Price: $ 27.12
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ID: 544415
Weight: 1.31ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 9.77
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ID: 481421
Weight: 0.98ct
Size: 7 x 5 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 23.52
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ID: 603883
Weight: 25.12ct
Size: 31.8 x 19.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 26.53
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ID: 482125
Weight: 1.79ct
Size: 8.5 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 12.90
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ID: 526642
Weight: 2.40ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 25.34
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ID: 532979
Weight: 1.62ct
Size: 8 x 8 mm (calibrated)
Clarity: VS
Price: $ 12.90
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ID: 435755
Weight: 2.98ct
Size: 10 x 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 19.67
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ID: 724695
Weight: 1.23ct
Size: 10 x 5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 36.90
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ID: 538354
Weight: 1.37ct
Size: 10.8 x 4.6 mm
Clarity: VS
Content: 1 pc
Price: $ 124.78
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ID: 431159
Weight: 3.16ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VS-SI
Content: 2 pcs
Price: $ 75.08
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ID: 522419
Weight: 7.97ct
Size: 16.4 x 12.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 63.12
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ID: 486378
Weight: 50.04ct
Size: 46.2 x 28.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 50.86
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ID: 480074
Weight: 4.96ct (total)
Size: 5.7 x 5.7 mm
Clarity: Transparent
Content: 10 pcs
Price: $ 10.48
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ID: 707090
Weight: 2.07ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 4.97
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ID: 645832
Weight: 5.48ct
Size: 20.7 x 8.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 17.10
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ID: 701066
Weight: 0.85ct
Size: 5.5 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 51.00
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ID: 550789
Weight: 39.96ct (total)
Size: 23.4 x 14.3 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 63.30
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ID: 645460
Weight: 1.33ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 11.17
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ID: 676327
Weight: 6.06ct
Size: 16 x 10.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 17.23
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ID: 664878
Weight: 3.30ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 23.76
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ID: 735097
Weight: 1.90ct
Size: 9 x 7 mm (calibrated)
Clarity: SI-I1
Content: 1 pc
Price: $ 95.00
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ID: 718471
Weight: 0.02ct
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 19.20
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ID: 517845
Weight: 1.56ct
Size: 10.8 x 4.1 mm
Clarity: VVS
Content: 1 pc
Price: $ 142.08
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ID: 649030
Weight: 0.62ct
Size: 7.6 x 4 mm
Clarity: VS
Price: $ 5.95
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ID: 422739
Weight: 0.65ct
Size: 5.7 x 4.5 mm
Clarity: VS
Content: 1 pc
Price: $ 24.92
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ID: 438101
Weight: 1.96ct
Size: 8.8 x 6.6 mm
Clarity: VS
Content: 1 pc
Price: $ 90.55
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ID: 385447
Weight: 4.21ct
Size: 12 x 8 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 27.34
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ID: 344825
Weight: 18.71ct
Size: 20.9 x 13.9 mm
Clarity: Transparent/Translucent
Content: 1 pc
Price: $ 33.35
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ID: 323176
Weight: 19.36ct
Size: 20 x 16.2 mm
Clarity: Translucent
Content: 1 pc
Price: $ 28.12
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ID: 526653
Weight: 0.85ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 8.98
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ID: 661858
Weight: 1.50ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 36.00
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ID: 711439
Weight: 2.69ct (total)
Size: 6.5 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 53.71
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ID: 540180
Weight: 1.38ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 37.39
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ID: 518272
Weight: 37.30ct
Size: 24.3 x 18.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 43.82
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ID: 534121
Weight: 1.34ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 12.38
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ID: 717191
Weight: 1.41ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 28.76
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ID: 661899
Weight: 1.98ct
Size: 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 16.63
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ID: 551186
Weight: 0.98ct
Size: 7 x 7 mm (calibrated)
Clarity: VS
Price: $ 7.38
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ID: 678863
Weight: 2.89ct
Size: 10 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 24.28
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ID: 639199
Weight: 3.40ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: VVS
Content: 2 pcs
Price: $ 28.56
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ID: 718548
Weight: 6.63ct
Size: 12 x 12 mm (calibrated)
Clarity: Translucent
Price: $ 29.83
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ID: 366665
Weight: 1.18ct
Size: 7.4 x 5.5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 165.68
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ID: 704680
Weight: 26.71ct
Size: 37.4 x 9.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 3.20
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ID: 614738
Weight: 2.07ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 71.81
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ID: 699659
Weight: 1.12ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 10.75
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ID: 655892
Weight: 1.55ct
Size: 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 37.20
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ID: 657430
Weight: 1.61ct
Size: 8 x 6 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 1.93
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ID: 671928
Weight: 1.07ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 25.68
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ID: 706970
Weight: 1.14ct
Size: 8 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 2.74
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ID: 738980
Weight: 0.44ct
Size: 4.8 x 4.7 mm
Clarity: VVS
Content: 1 pc
Price: $ 3.96
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ID: 516612
Weight: 20.31ct
Size: 18.1 x 17.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 23.87
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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

Its been a long time since Ive made any purchases Im satisfied with the quality.

Posted By Hard Case in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

went well

Posted By Doug in May, 2025
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 -> 10 star ratings

Ive been looking for a place to buy loose gemstones for years and was thrilled when I found this site

Posted By Bern in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

there are a large number of gems to choose from i have ordered before and these objects are precious to me that my light reflect in them and fills the stones they are there when i need to reflect on life

Posted By Kickbass.2 in January, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

everything was fine

Posted By Marc in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Great site always looking for great deals and find them on this site

Posted By IRO5812 in July, 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

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

Its been a long time since Ive made any purchases Im satisfied with the quality.

Posted By Hard Case in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

went well

Posted By Doug in May, 2025
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 -> 10 star ratings

Ive been looking for a place to buy loose gemstones for years and was thrilled when I found this site

Posted By Bern in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

there are a large number of gems to choose from i have ordered before and these objects are precious to me that my light reflect in them and fills the stones they are there when i need to reflect on life

Posted By Kickbass.2 in January, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

everything was fine

Posted By Marc in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Great site always looking for great deals and find them on this site

Posted By IRO5812 in July, 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

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