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

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ID: 708839
Weight: 1.24ct
Size: 6.5 x 5.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 25.61
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ID: 460458
Weight: 2.02ct
Size: 6.6 x 6.5 mm
Clarity: VS
Content: 1 pc
Price: $ 4,072.32
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ID: 348966
Weight: 2.37ct
Size: 15.7 x 4.6 mm
Clarity: SI
Content: 1 pc
Price: $ 78.22
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ID: 712780
Weight: 10.67ct
Size: 16 x 12 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 28.43
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ID: 594824
Weight: 0.97ct
Size: 5.3 x 5.3 mm
Clarity: SI
Content: 1 pc
Price: $ 23.05
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ID: 694403
Weight: 10.76ct
Size: 15 x 15 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 90.38
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ID: 604519
Weight: 19.79ct
Size: 30 x 22 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 20.89
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ID: 709329
Weight: 1.23ct
Size: 6.5 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 21.17
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ID: 455702
Weight: 1.62ct
Size: 9.8 x 5 mm
Clarity: VS
Content: 1 pc
Price: $ 14.96
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ID: 687918
Weight: 3.05ct
Size: 10 x 8 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 3.66
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ID: 673112
Weight: 1.17ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 28.08
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ID: 547755
Weight: 1.79ct
Size: 7 x 7 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 36.28
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ID: 727917
Weight: 1.75ct
Size: 7 x 6.2 mm
Clarity: Transparent
Content: 1 pc
Price: $ 10.50
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ID: 422893
Weight: 0.97ct
Size: 7.3 x 4.8 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 37.20
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ID: 643536
Weight: 9.60ct (total)
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 87.32
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ID: 709959
Weight: 1.21ct (total)
Size: 10 x 4.1 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 10.16
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ID: 501567
Weight: 1.80ct
Size: 15.2 x 3.7 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 59.40
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ID: 692408
Weight: 41.27ct
Size: 32.5 x 23.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 24.77
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ID: 655426
Weight: 0.84ct
Size: 6.1 x 5.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 1.31
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ID: 723487
Weight: 10.57ct
Size: 12.5 x 9.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 12.55
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ID: 484442
Weight: 7.02ct
Size: 15.9 x 11.5 mm
Clarity: VVS
Content: 1 pc
Price: $ 64.86
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ID: 567404
Weight: 0.17ct (total)
Size: 2.8 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 366.16
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ID: 730823
Weight: 12.02ct (total)
Size: 19.8 x 11.8 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 8.22
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ID: 705608
Weight: 0.33ct
Size: 4.6 x 3.7 mm
Clarity: SI
Content: 1 pc
Price: $ 13.46
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ID: 404522
Weight: 12.37ct (total)
Size: 14 x 10 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 81.65
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ID: 725539
Weight: 0.95ct
Size: 6.5 x 5.8 mm
Clarity: VS
Content: 1 pc
Price: $ 80.65
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ID: 706411
Weight: 15.88ct
Size: 16 x 14.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 32.40
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ID: 454010
Weight: 1.07ct
Size: 10.1 x 4 mm
Clarity: VVS
Content: 1 pc
Price: $ 45.19
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ID: 728129
Weight: 0.07ct
Size: 2.6 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 28.87
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ID: 443359
Weight: 4.55ct
Size: 11 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 14.95
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ID: 725715
Weight: 1.58ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VVS
Content: 2 pcs
Price: $ 15.17
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ID: 645544
Weight: 35.70ct
Size: 30 x 22 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 128.52
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ID: 715099
Weight: 7.00ct (total)
Size: 9 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 18.14
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ID: 558062
Weight: 3.30ct
Size: 12 x 10 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 24.96
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ID: 716048
Weight: 1.05ct
Size: 7.7 x 5.9 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 10.08
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ID: 685897
Weight: 1.37ct
Size: 7.7 x 6.3 mm
Clarity: VS
Content: 1 pc
Price: $ 25.22
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ID: 564221
Weight: 0.50ct
Size: 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 30.48
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ID: 714111
Weight: 0.37ct
Size: 4.2 mm
Clarity: SI
Content: 1 pc
Price: $ 11.10
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ID: 712240
Weight: 1.32ct
Size: 7.4 x 6.2 mm
Clarity: VS
Content: 1 pc
Price: $ 31.68
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ID: 648473
Weight: 2.54ct (total)
Size: 7 mm (calibrated)
Clarity: VVS
Content: 2 pcs
Price: $ 21.34
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ID: 640582
Weight: 0.89ct
Size: 5.6 x 5.3 mm
Clarity: Transparent
Content: 1 pc
Price: $ 5.88
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ID: 733093
Weight: 0.54ct
Size: 6.1 x 4.1 mm
Clarity: Transparent
Content: 1 pc
Price: $ 22.68
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ID: 697683
Weight: 0.67ct (total)
Size: 3.8 mm
Clarity: VS-SI
Content: 2 pcs
Price: $ 14.47
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ID: 685854
Weight: 1.48ct
Size: 7.4 x 6.2 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 27.24
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ID: 454465
Weight: 1.18ct
Size: 10.7 x 4.4 mm
Clarity: VVS
Content: 1 pc
Price: $ 49.85
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ID: 529170
Weight: 1.09ct
Size: 9 x 4.2 mm
Clarity: VS
Content: 1 pc
Price: $ 94.96
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ID: 727953
Weight: 0.84ct
Size: 5.9 x 5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 5.04
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ID: 707180
Weight: 2.07ct
Size: 8 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 4.97
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ID: 439470
Weight: 5.81ct
Size: 14.4 x 10.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 115.04
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ID: 704834
Weight: 24.60ct
Size: 38.3 x 8.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 2.95
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ID: 672148
Weight: 14.06ct
Size: 28.2 x 13.5 mm
Clarity: Translucent
Content: 1 pc
Price: $ 16.87
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ID: 723294
Weight: 1.05ct
Size: 7 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 10.08
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ID: 583668
Weight: 1.49ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 39.34
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ID: 715720
Weight: 0.86ct
Size: 12.1 x 4.1 mm
Clarity: VVS
Content: 1 pc
Price: $ 8.26
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ID: 609100
Weight: 4.97ct (total)
Size: 14.1 x 7.1 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 45.92
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ID: 707095
Weight: 2.76ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 6.62
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ID: 433744
Weight: 4.96ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: VVS
Content: 2 pcs
Price: $ 32.74
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ID: 464363
Weight: 4.14ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VS
Content: 10 pcs
Price: $ 38.26
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ID: 554453
Weight: 0.83ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 16.44
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ID: 348931
Weight: 65.30ct
Size: 33.2 x 27.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 54.85
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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

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 -> 10 star ratings

Everything went well, the payment options are easily declined but, but once sorted out, everything is smooth. I have bought from GemSelect before and am consistently satisfied with them.

Posted By Gabe in August, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

It was easy and to the point

Posted By Victorius in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

This was a great time as always. The only problem I had was deciding between all the beautiful and affordable stones that met my requirements. I love shopping for sapphires!

Posted By Phoenix in August, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I love browsing the site and everything is easy to find. There is just so much I get lost for hours. Sometimes I wish there were videos of some gems, but other than that I love shopping with GemSelect and I have referred the site to many people many times. I work in the jewelry industry myself and I love to show off what Ive had made with my gems from GemSelect! Thank you

Posted By Antennaesglow in July, 2024
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

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

Helpselect accomplished all personal growth goals

Posted By Mike in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I love the gems and your website, every time I want to buy I usually spend between 6 and 8 hours on your website.

Posted By Bryan De David in April, 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 -> 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 -> 10 star ratings

Everything went well, the payment options are easily declined but, but once sorted out, everything is smooth. I have bought from GemSelect before and am consistently satisfied with them.

Posted By Gabe in August, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

It was easy and to the point

Posted By Victorius in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

This was a great time as always. The only problem I had was deciding between all the beautiful and affordable stones that met my requirements. I love shopping for sapphires!

Posted By Phoenix in August, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I love browsing the site and everything is easy to find. There is just so much I get lost for hours. Sometimes I wish there were videos of some gems, but other than that I love shopping with GemSelect and I have referred the site to many people many times. I work in the jewelry industry myself and I love to show off what Ive had made with my gems from GemSelect! Thank you

Posted By Antennaesglow in July, 2024
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

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

Helpselect accomplished all personal growth goals

Posted By Mike in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I love the gems and your website, every time I want to buy I usually spend between 6 and 8 hours on your website.

Posted By Bryan De David in April, 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