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

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ID: 647751
Weight: 1.15ct
Size: 7 x 5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 30.36
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ID: 376640
Weight: 4.00ct (total)
Size: 7.6 x 6.9 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 36.96
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ID: 544466
Weight: 0.73ct
Size: 6.3 x 4.1 mm
Clarity: SI
Content: 1 pc
Price: $ 19.27
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ID: 546471
Weight: 1.19ct
Size: 6.5 x 6.5 mm
Clarity: VS
Content: 1 pc
Price: $ 9.42
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ID: 447200
Weight: 1.96ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 92.63
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ID: 710759
Weight: 13.36ct
Size: 18 x 13 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 35.59
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ID: 711730
Weight: 19.08ct
Size: 20 x 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 34.34
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ID: 446504
Weight: 6.58ct
Size: 10.4 x 10.1 mm
Clarity: VVS
Content: 1 pc
Price: $ 1,105.44
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ID: 604479
Weight: 1.55ct
Size: 9 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 45.01
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ID: 472926
Weight: 15.59ct
Size: 24.4 x 14.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 21.61
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ID: 479416
Weight: 2.39ct (total)
Size: 10.1 x 5.1 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 25.24
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ID: 694274
Weight: 0.95ct
Size: 6.2 x 4.6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 28.50
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ID: 476106
Weight: 4.72ct
Size: 15 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 43.61
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ID: 533957
Weight: 1.57ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 14.51
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ID: 398802
Weight: 3.38ct (total)
Size: 8 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 31.24
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ID: 457317
Weight: 12.70ct (total)
Size: 14 x 10 mm (calibrated)
Clarity: Opaque
Content: 3 pcs
Price: $ 35.51
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ID: 392295
Weight: 7.70ct (total)
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 50.82
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ID: 427340
Weight: 2.48ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 6 pcs
Price: $ 16.37
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ID: 523587
Weight: 19.55ct
Size: 22.7 x 17.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 19.87
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ID: 734991
Weight: 3.55ct
Size: 8 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 17.75
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ID: 387985
Weight: 2.80ct (total)
Size: 4.5 x 4.5 mm
Clarity: VVS-VS
Content: 6 pcs
Price: $ 18.48
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ID: 476869
Weight: 17.32ct
Size: 16 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 68.59
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ID: 577707
Weight: 7.60ct
Size: 17 x 12.1 mm
Clarity: Transparent
Content: 1 pc
Price: $ 10.64
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ID: 521213
Weight: 21.80ct
Size: 29 x 9.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 15.83
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ID: 435461
Weight: 11.83ct
Size: 18.4 x 14.2 mm
Clarity: Transparent
Content: 1 pc
Price: $ 38.72
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ID: 560923
Weight: 0.68ct
Size: 5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 37.70
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ID: 727360
Weight: 0.77ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 13.86
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ID: 668870
Weight: 9.35ct
Size: 17 x 10 mm
Clarity: Transparent
Content: 1 pc
Price: $ 201.96
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ID: 396129
Weight: 5.76ct
Size: 9.6 x 9.6 mm
Clarity: VS
Content: 1 pc
Price: $ 282.46
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ID: 666842
Weight: 12.59ct
Size: 24.2 x 12.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 51.82
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ID: 734958
Weight: 4.94ct
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 24.70
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ID: 663072
Weight: 1.55ct
Size: 7.1 x 5.6 mm
Clarity: Transparent
Content: 1 pc
Price: $ 9.30
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ID: 381795
Weight: 3.79ct (total)
Size: 3.7 mm
Clarity: VS
Content: 20 pcs
Price: $ 200.56
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ID: 712566
Weight: 1.13ct
Size: 7.4 x 5.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 22.56
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ID: 389349
Weight: 0.74ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 31.85
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ID: 547765
Weight: 1.78ct
Size: 7 x 7 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 36.06
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ID: 677127
Weight: 0.05ct
Size: 2.2 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 19.62
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ID: 639449
Weight: 1.79ct
Size: 7.8 x 6.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 10.74
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ID: 648336
Weight: 1.24ct
Size: 10.3 x 6.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 44.64
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ID: 386506
Weight: 3.90ct
Size: 17.9 x 9.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 31.55
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ID: 400521
Weight: 1.00ct
Size: 6.4 x 4.9 mm
Clarity: VS
Content: 1 pc
Price: $ 123.83
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ID: 476337
Weight: 3.24ct
Size: 10 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 22.75
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ID: 392298
Weight: 78.22ct
Size: 35.2 x 23.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 75.10
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ID: 732456
Weight: 9.69ct
Size: 13 x 13 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 348.84
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ID: 697109
Weight: 5.85ct
Size: 15.2 x 9.1 mm
Clarity: VVS
Content: 1 pc
Price: $ 42.12
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ID: 394206
Weight: 29.38ct
Size: 32.5 x 20.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 38.78
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ID: 656094
Weight: 9.81ct
Size: 16 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 15.30
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ID: 684450
Weight: 1.93ct
Size: 7 x 7 mm (calibrated)
Clarity: VS
Price: $ 16.70
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ID: 503098
Weight: 2.47ct
Size: 18.7 x 4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 81.52
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ID: 639282
Weight: 1.02ct
Size: 7 x 5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 25.58
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ID: 626186
Weight: 1.22ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 32.21
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ID: 471057
Weight: 1.73ct
Size: 7.6 x 7.6 mm
Clarity: Transparent
Content: 1 pc
Price: $ 15.98
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ID: 464344
Weight: 2.68ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VS
Content: 6 pcs
Price: $ 24.77
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ID: 640661
Weight: 0.21ct
Size: 5 x 3 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 10.08
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ID: 558054
Weight: 1.09ct (total)
Size: 4.2 x 4.2 mm
Clarity: VS
Content: 2 pcs
Price: $ 8.63
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ID: 592765
Weight: 1.10ct (total)
Size: 8 x 4.1 mm
Clarity: VS
Content: 2 pcs
Price: $ 20.33
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ID: 364348
Weight: 8.92ct
Size: 17.4 x 12.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 23.54
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ID: 392691
Weight: 14.20ct (total)
Size: 14 x 10 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 93.72
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ID: 384374
Weight: 1.08ct
Size: 14.3 x 3.2 mm
Clarity: VS
Content: 1 pc
Price: $ 27.50
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ID: 467948
Weight: 1.68ct (total)
Size: 4.5 x 3.4 mm
Clarity: VVS-VS
Content: 5 pcs
Price: $ 177.41
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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

When I need a specific stone, gem select is my go to shop. Always a good experience and a great product.

Posted By LeAnn in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I found exactly what I was looking for and ordered it. I like how you give information on the stones I'm buying. Glad I found you!

Posted By TheP in April, 2025
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

Overall Rating -> 10 star ratings

Site is easy to navigate and the variety is great and how often new products are added is also great.

Posted By Jhidron in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Muy serios y muy oportunos para el envo

Posted By Veronica in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

So far, my experience was great...Thanks

Posted By Kaydi in May, 2025
Source: Bizrate

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 -> 9 star ratings

Been using them for years! Very satisfied with the products.

Posted By PI SC 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

When I need a specific stone, gem select is my go to shop. Always a good experience and a great product.

Posted By LeAnn in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I found exactly what I was looking for and ordered it. I like how you give information on the stones I'm buying. Glad I found you!

Posted By TheP in April, 2025
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

Overall Rating -> 10 star ratings

Site is easy to navigate and the variety is great and how often new products are added is also great.

Posted By Jhidron in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Muy serios y muy oportunos para el envo

Posted By Veronica in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

So far, my experience was great...Thanks

Posted By Kaydi in May, 2025
Source: Bizrate

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 -> 9 star ratings

Been using them for years! Very satisfied with the products.

Posted By PI SC 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