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

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ID: 527281
Weight: 0.92ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 8.50
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ID: 348242
Weight: 33.01ct
Size: 27.8 x 24.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 43.57
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ID: 439016
Weight: 2.54ct
Size: 10 x 8 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 157.58
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ID: 711641
Weight: 1.42ct
Size: 10 x 5 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 3.78
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ID: 351360
Weight: 6.22ct
Size: 18 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 57.47
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ID: 695215
Weight: 5.15ct
Size: 10.9 x 7.9 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 154.50
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ID: 478032
Weight: 23.89ct
Size: 30.5 x 16.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 16.72
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ID: 648741
Weight: 17.45ct
Size: 23.6 x 17.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 10.06
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ID: 518615
Weight: 2.92ct
Size: 9 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 19.27
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ID: 678007
Weight: 1.04ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 8.74
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ID: 673564
Weight: 10.41ct
Size: 12.7 x 12.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 187.38
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ID: 651751
Weight: 16.01ct
Size: 20.8 x 20.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 29.40
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ID: 524920
Weight: 1.41ct
Size: 7.6 x 5.7 mm
Clarity: VS
Content: 1 pc
Price: $ 260.57
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ID: 514174
Weight: 35.99ct (total)
Size: 20.4 x 12.7 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 94.07
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ID: 553146
Weight: 2.07ct
Size: 7 x 7 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 46.78
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ID: 286624
Weight: 3.41ct (total)
Size: 8 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 5 pcs
Price: $ 23.63
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ID: 498802
Weight: 3.43ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 4 pcs
Price: $ 36.22
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ID: 662680
Weight: 14.57ct (total)
Size: 20 x 15 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 10.32
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ID: 519980
Weight: 29.63ct
Size: 18 x 18 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 34.81
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ID: 619139
Weight: 16.40ct (total)
Size: 18 x 13 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 43.30
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ID: 362641
Weight: 17.20ct
Size: 20.9 x 20.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 45.41
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ID: 618135
Weight: 4.34ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 143.22
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ID: 479571
Weight: 1.22ct
Size: 9.9 x 5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 12.89
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ID: 471661
Weight: 1.73ct (total)
Size: 5.3 x 4.2 mm
Clarity: VS
Content: 4 pcs
Price: $ 228.36
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ID: 698536
Weight: 0.96ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 8.06
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ID: 650536
Weight: 1.63ct
Size: 8 x 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 13.69
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ID: 698525
Weight: 3.15ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 26.46
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ID: 390876
Weight: 1.58ct
Size: 14.4 x 3.7 mm
Clarity: VVS
Content: 1 pc
Price: $ 45.89
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ID: 707738
Weight: 5.89ct
Size: 15 x 11.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 42.41
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ID: 558901
Weight: 1.13ct
Size: 7.8 x 5.6 mm
Clarity: Transparent
Content: 1 pc
Price: $ 4.30
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ID: 273239
Weight: 22.71ct
Size: 20.3 x 19.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 59.95
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ID: 709112
Weight: 3.67ct
Size: 14 x 10 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 111.16
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ID: 450784
Weight: 6.37ct
Size: 13 x 13 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 58.86
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ID: 382640
Weight: 20.42ct
Size: 22.5 x 15.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 40.43
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ID: 711495
Weight: 2.68ct
Size: 10 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 7.14
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ID: 712411
Weight: 12.37ct
Size: 18 x 13 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 32.95
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ID: 489424
Weight: 3.17ct (total)
Size: 5 mm (calibrated)
Clarity: VVS-VS
Content: 6 pcs
Price: $ 57.06
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ID: 424600
Weight: 0.75ct
Size: 6.1 x 5 mm
Clarity: VS
Content: 1 pc
Price: $ 29.70
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ID: 725872
Weight: 0.60ct
Size: 6 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 5.76
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ID: 716376
Weight: 1.52ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 14.59
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ID: 689040
Weight: 0.22ct
Size: 4.8 x 2.8 mm
Clarity: VVS
Content: 1 pc
Price: $ 13.20
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ID: 490553
Weight: 3.90ct (total)
Size: 6 mm (calibrated)
Clarity: VVS-VS
Content: 4 pcs
Price: $ 45.92
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ID: 663977
Weight: 2.60ct
Size: 9 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 46.80
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ID: 698590
Weight: 6.74ct (total)
Size: 11 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 56.62
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ID: 723726
Weight: 1.17ct
Size: 7 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 11.23
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ID: 682510
Weight: 0.90ct
Size: 6.8 x 4.8 mm
Clarity: VVS
Content: 1 pc
Price: $ 16.20
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ID: 450685
Weight: 4.16ct
Size: 12.6 x 9.6 mm
Clarity: VVS
Content: 1 pc
Price: $ 38.44
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ID: 724767
Weight: 1.13ct
Size: 10 x 5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 33.90
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ID: 717119
Weight: 0.72ct
Size: 7 x 5 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 14.69
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ID: 475094
Weight: 24.15ct (total)
Size: 21.1 x 12.2 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 57.38
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ID: 435502
Weight: 5.49ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: VVS
Content: 2 pcs
Price: $ 36.24
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ID: 718601
Weight: 7.00ct
Size: 18.5 x 12.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 42.00
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ID: 397037
Weight: 39.01ct (total)
Size: 36.2 x 15.1 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 61.79
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ID: 449369
Weight: 1.41ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 9.31
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ID: 725931
Weight: 1.00ct
Size: 6.3 x 5.4 mm
Clarity: VS
Content: 1 pc
Price: $ 84.90
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ID: 484262
Weight: 4.90ct (total)
Size: 7.8 x 5.7 mm
Clarity: VS
Content: 4 pcs
Price: $ 64.68
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ID: 540041
Weight: 1.13ct
Size: 5.2 x 5.2 mm
Clarity: VS
Content: 1 pc
Price: $ 22.84
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ID: 433846
Weight: 4.76ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: VVS
Content: 2 pcs
Price: $ 31.42
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ID: 427874
Weight: 1.09ct
Size: 9 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 11.51
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ID: 716435
Weight: 25.41ct
Size: 20 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 243.94
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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 -> 8 star ratings

Easy website to navigate, lots of different varieties and options to choose from.

Posted By Brian in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I love Gem Select! When you order what you see is what you get. As soon as you make payment that particular gem is taken off the photo album. That way the one you select is a one of that kind.

Posted By Desertchick in March, 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

Always find more niche sizes/shapes as my unconventional designs require from this website. Recommending to fellow designers in the creative atmosphere on the usual, specially due to the quality and certification of gems.

Posted By Sina in April, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

great experience

Posted By T in December, 2024
Source: Bizrate

Overall Rating -> 7 star ratings

Okay thank you.

Posted By Bepc61 in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Helpselect accomplished all personal growth goals

Posted By Mike in October, 2024
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

This is a wonderful website

Posted By Bryan Diaz 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 -> 8 star ratings

Easy website to navigate, lots of different varieties and options to choose from.

Posted By Brian in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I love Gem Select! When you order what you see is what you get. As soon as you make payment that particular gem is taken off the photo album. That way the one you select is a one of that kind.

Posted By Desertchick in March, 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

Always find more niche sizes/shapes as my unconventional designs require from this website. Recommending to fellow designers in the creative atmosphere on the usual, specially due to the quality and certification of gems.

Posted By Sina in April, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

great experience

Posted By T in December, 2024
Source: Bizrate

Overall Rating -> 7 star ratings

Okay thank you.

Posted By Bepc61 in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Helpselect accomplished all personal growth goals

Posted By Mike in October, 2024
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

This is a wonderful website

Posted By Bryan Diaz 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