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

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ID: 688783
Weight: 0.98ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 29.40
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ID: 532095
Weight: 11.07ct (total)
Size: 14 x 10 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 11.10
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ID: 693734
Weight: 4.05ct
Size: 8.8 x 8.4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 134.28
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ID: 552288
Weight: 9.95ct
Size: 20.8 x 16.2 mm
Clarity: Translucent
Content: 1 pc
Price: $ 26.27
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ID: 546903
Weight: 1.26ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 9.98
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ID: 455259
Weight: 2.50ct
Size: 11.8 x 5.9 mm
Clarity: VS
Content: 1 pc
Price: $ 23.10
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ID: 673481
Weight: 1.16ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 27.84
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ID: 629217
Weight: 8.32ct
Size: 18.8 x 10.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 69.89
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ID: 689591
Weight: 0.92ct
Size: 9.2 x 5 mm
Clarity: VS
Content: 1 pc
Price: $ 8.83
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ID: 696092
Weight: 67.99ct
Size: 34 x 26 mm
Clarity: Opaque
Content: 1 pc
Price: $ 46.50
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ID: 393573
Weight: 3.64ct
Size: 9.5 x 9.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 24.02
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ID: 643530
Weight: 9.78ct (total)
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 88.96
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ID: 691712
Weight: 0.31ct
Size: 4.7 x 3.8 mm
Clarity: SI-I1
Content: 1 pc
Price: $ 18.60
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ID: 443194
Weight: 8.46ct (total)
Size: 11 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 27.82
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ID: 737871
Weight: 1.01ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 50.50
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ID: 643032
Weight: 5.07ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 46.55
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ID: 685904
Weight: 1.14ct
Size: 6.9 x 5.5 mm
Clarity: VS
Content: 1 pc
Price: $ 20.99
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ID: 453614
Weight: 6.95ct
Size: 15.3 x 8.3 mm
Clarity: VS
Content: 1 pc
Price: $ 229.36
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ID: 324723
Weight: 3.18ct (total)
Size: 8 x 6.9 mm
Clarity: Transparent/Translucent
Content: 2 pcs
Price: $ 10.50
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ID: 699598
Weight: 43.85ct
Size: 34.8 x 24.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 23.68
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ID: 640375
Weight: 1.62ct
Size: 8.4 x 8.1 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 46.66
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ID: 351132
Weight: 6.15ct
Size: 19.5 x 9.8 mm
Clarity: VS
Content: 1 pc
Price: $ 56.83
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ID: 312015
Weight: 3.61ct (total)
Size: 3.2 x 3.1 mm
Clarity: Transparent
Content: 20 pcs
Price: $ 81.01
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ID: 600307
Weight: 4.64ct
Size: 11 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 60.64
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ID: 725173
Weight: 4.86ct
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 5.54
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ID: 628388
Weight: 18.63ct
Size: 19.6 x 17.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 111.78
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ID: 725558
Weight: 0.44ct
Size: 5 x 6.1 mm
Clarity: VVS
Content: 1 pc
Price: $ 4.22
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ID: 674465
Weight: 0.53ct
Size: 8 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 3.82
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ID: 674956
Weight: 6.20ct
Size: 14.7 x 11.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 16.00
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ID: 450981
Weight: 2.71ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 4 pcs
Price: $ 25.04
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ID: 490829
Weight: 3.04ct
Size: 12 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 101.63
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ID: 714151
Weight: 0.45ct
Size: 4 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 13.50
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ID: 716327
Weight: 12.30ct
Size: 18 x 13 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 118.08
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ID: 357654
Weight: 7.39ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 10 pcs
Price: $ 48.78
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ID: 606839
Weight: 27.18ct (total)
Size: 19.8 x 14.2 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 42.34
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ID: 717955
Weight: 0.59ct
Size: 5.2 x 4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 17.70
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ID: 712656
Weight: 1.05ct
Size: 8 x 5 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 2.80
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ID: 634915
Weight: 5.31ct
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 27.28
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ID: 677967
Weight: 0.13ct (total)
Size: 1.9 x 1.9 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 78.00
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ID: 390897
Weight: 9.05ct (total)
Size: 14 x 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 17.93
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ID: 454343
Weight: 0.85ct
Size: 8.8 x 4.1 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 35.90
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ID: 465922
Weight: 4.04ct (total)
Size: 11.9 x 6 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 42.66
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ID: 424998
Weight: 1.75ct
Size: 17.7 x 3.8 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 38.50
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ID: 395452
Weight: 1.68ct (total)
Size: 6.2 x 4.2 mm
Clarity: VS
Content: 3 pcs
Price: $ 105.76
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ID: 735222
Weight: 2.86ct
Size: 9.3 x 7.4 mm
Clarity: VS
Content: 1 pc
Price: $ 137.28
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ID: 630781
Weight: 28.34ct
Size: 22.9 x 16.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 149.98
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ID: 693755
Weight: 31.56ct
Size: 26.9 x 23.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 18.30
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ID: 391511
Weight: 9.34ct
Size: 24.2 x 12.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 134.50
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ID: 715685
Weight: 1.08ct
Size: 9 x 4.1 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 68.69
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ID: 604845
Weight: 4.86ct
Size: 13.5 x 9.8 mm
Clarity: Translucent
Content: 1 pc
Price: $ 64.15
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ID: 490632
Weight: 4.65ct
Size: 14 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 33.77
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ID: 465916
Weight: 4.37ct (total)
Size: 12.1 x 6.1 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 46.15
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ID: 712682
Weight: 3.87ct
Size: 11 x 9 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 10.31
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ID: 610347
Weight: 17.92ct (total)
Size: 24.5 x 13.2 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 23.65
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ID: 660266
Weight: 1.66ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 4.01
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ID: 461255
Weight: 3.49ct
Size: 10 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 32.24
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ID: 687453
Weight: 1.32ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 28.51
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ID: 709803
Weight: 1.50ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 26.88
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ID: 388049
Weight: 3.04ct (total)
Size: 4.6 x 4.5 mm
Clarity: VVS-VS
Content: 6 pcs
Price: $ 20.06
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ID: 661905
Weight: 1.95ct
Size: 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 16.38
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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

I searched for the size, dimensions and quality of the stones I was looking for and then compared and ordered.

Posted By Tim in March, 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 website, no hassle, easy check out and found everything I needed quickly

Posted By Chris in September, 2024
Source: Bizrate

Overall Rating -> 9 star ratings

I am very pleased with the ways you can filter your searches on this site, finding exactly what I want with little knowledge of what I am looking for is surprisingly easy!

Posted By Leo in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

GemSelect website simple to use. I recommend it to non-trade clients looking for gems.

Posted By GemJocky in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

All Good

Posted By Boru in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I really liked the email, and the link that help return me to the site. I didnt have access to my card info while checking out and I had to put my phone away so I lost the tab. Fortunately, since I did give an email- they sent me a link that brought me back to where I was. Greatly appreciated

Posted By Jag in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

It was easy to find what I wanted

Posted By Villian in December, 2024
Source: Bizrate

Overall Rating -> 7 star ratings

Excited to see

Posted By Ss in December, 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

I searched for the size, dimensions and quality of the stones I was looking for and then compared and ordered.

Posted By Tim in March, 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 website, no hassle, easy check out and found everything I needed quickly

Posted By Chris in September, 2024
Source: Bizrate

Overall Rating -> 9 star ratings

I am very pleased with the ways you can filter your searches on this site, finding exactly what I want with little knowledge of what I am looking for is surprisingly easy!

Posted By Leo in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

GemSelect website simple to use. I recommend it to non-trade clients looking for gems.

Posted By GemJocky in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

All Good

Posted By Boru in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I really liked the email, and the link that help return me to the site. I didnt have access to my card info while checking out and I had to put my phone away so I lost the tab. Fortunately, since I did give an email- they sent me a link that brought me back to where I was. Greatly appreciated

Posted By Jag in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

It was easy to find what I wanted

Posted By Villian in December, 2024
Source: Bizrate

Overall Rating -> 7 star ratings

Excited to see

Posted By Ss in December, 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