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

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ID: 735779
Weight: 19.82ct
Size: 22.6 x 17.9 mm
Clarity: Translucent
Content: 1 pc
Price: $ 16.42
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ID: 686089
Weight: 0.99ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 21.38
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ID: 712216
Weight: 0.78ct
Size: 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 15.58
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ID: 661846
Weight: 12.31ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 14.77
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ID: 674087
Weight: 0.66ct
Size: 7.8 x 5.7 mm
Clarity: Transparent
Content: 1 pc
Price: $ 27.72
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ID: 384613
Weight: 12.51ct
Size: 20 x 15 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 49.54
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ID: 650147
Weight: 5.15ct
Size: 14 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 3.65
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ID: 392302
Weight: 76.14ct
Size: 35.3 x 23.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 73.09
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ID: 712639
Weight: 0.87ct
Size: 7 x 5 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 2.32
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ID: 705022
Weight: 1.16ct
Size: 10 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 34.80
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ID: 553495
Weight: 1.96ct
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 11.80
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ID: 686765
Weight: 0.20ct
Size: 5 x 3 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 9.60
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ID: 377504
Weight: 3.77ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 4 pcs
Price: $ 96.60
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ID: 657867
Weight: 0.86ct
Size: 6.8 x 4.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 4.13
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ID: 733459
Weight: 3.35ct
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 30.28
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ID: 648848
Weight: 5.76ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 10.37
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ID: 399579
Weight: 30.50ct (total)
Size: 35.2 x 14.5 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 58.37
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ID: 604674
Weight: 21.74ct
Size: 28.7 x 21.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 22.96
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ID: 727856
Weight: 1.15ct
Size: 7 x 6.1 mm
Clarity: Transparent
Content: 1 pc
Price: $ 6.90
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ID: 672684
Weight: 1.17ct
Size: 9 x 7 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 28.08
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ID: 674851
Weight: 2.90ct
Size: 10 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 24.36
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ID: 516576
Weight: 1.75ct
Size: 8.1 x 6.8 mm
Clarity: VS
Content: 1 pc
Price: $ 34.66
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ID: 485195
Weight: 2.37ct (total)
Size: 7.4 x 7.4 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 12.52
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ID: 733750
Weight: 3.54ct
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 31.99
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ID: 720161
Weight: 0.92ct
Size: 6.3 x 5.3 mm
Clarity: VS
Content: 1 pc
Price: $ 165.60
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ID: 596439
Weight: 0.58ct
Size: 6 x 4 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 23.74
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ID: 518956
Weight: avg. 0.14 ct / each
Size: 3 mm (calibrated)
Clarity: VS
Price: $ 4.51
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ID: 570037
Weight: 1.45ct
Size: 7 x 5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 34.45
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ID: 491476
Weight: 11.30ct (total)
Size: 10 x 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 30.11
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ID: 697463
Weight: 0.68ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS
Price: $ 4.08
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ID: 683421
Weight: 5.47ct
Size: 11.1 x 10 mm
Clarity: Opaque
Content: 1 pc
Price: $ 50.68
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ID: 568302
Weight: 3.80ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 36.47
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ID: 481382
Weight: 0.95ct
Size: 7.1 x 4.8 mm
Clarity: SI
Content: 1 pc
Price: $ 25.08
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ID: 727299
Weight: 0.41ct
Size: 5 x 4 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 17.22
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ID: 571941
Weight: 1.06ct (total)
Size: 8.2 x 4.1 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 11.20
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ID: 367017
Weight: 7.80ct
Size: 14.9 x 9.4 mm
Clarity: VVS
Content: 1 pc
Price: $ 53.03
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ID: 693511
Weight: 2.96ct
Size: 8.3 x 6.7 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 98.14
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ID: 725722
Weight: 1.65ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 15.84
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ID: 476567
Weight: 5.37ct
Size: 15 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 49.62
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ID: 706450
Weight: 8.06ct
Size: 14.3 x 11.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 16.44
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ID: 715575
Weight: 12.98ct
Size: 15 x 15 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 124.61
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ID: 537751
Weight: 1.36ct
Size: 9.6 x 4.6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 123.86
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ID: 314833
Weight: 1.81ct
Size: 10.8 x 7.9 mm
Clarity: Translucent
Content: 1 pc
Price: $ 95.57
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ID: 525363
Weight: 1.49ct
Size: 7.6 x 6.9 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 250.32
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ID: 497088
Weight: 2.74ct
Size: 9.3 x 7.9 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 49.22
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ID: 645551
Weight: 6.95ct
Size: 13.5 x 10.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 13.90
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ID: 672092
Weight: 1.11ct
Size: 6.9 x 4.8 mm
Clarity: Translucent
Content: 1 pc
Price: $ 4.00
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ID: 588571
Weight: 6.51ct
Size: 15.2 x 11.1 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 25.78
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ID: 512776
Weight: 1.86ct
Size: 8.2 x 6.9 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 40.25
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ID: 494429
Weight: 1.82ct
Size: 12.1 x 6 mm
Clarity: VS
Content: 1 pc
Price: $ 14.41
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ID: 497569
Weight: 1.84ct
Size: 8.2 x 6.3 mm
Clarity: VS
Content: 1 pc
Price: $ 48.58
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ID: 476871
Weight: 33.52ct
Size: 21.4 x 14 mm
Clarity: Opaque
Content: 1 pc
Price: $ 132.74
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ID: 715385
Weight: 1.26ct
Size: 7.7 x 5.7 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 12.10
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ID: 659800
Weight: 1.24ct
Size: 15.7 x 3.2 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 28.54
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ID: 325969
Weight: 3.36ct
Size: 9.4 x 8.4 mm
Clarity: Transparent/Translucent
Content: 1 pc
Price: $ 11.98
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ID: 618042
Weight: 29.59ct
Size: 26.8 x 21.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 23.44
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ID: 559025
Weight: 0.54ct
Size: 4.7 mm
Clarity: VS
Content: 1 pc
Price: $ 14.26
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ID: 701755
Weight: 11.34ct
Size: 19.2 x 9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 68.04
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ID: 516466
Weight: 59.84ct
Size: 35.3 x 23.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 61.62
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ID: 471329
Weight: 26.41ct
Size: 30 x 22 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 21.61
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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

Very good Hoping you will increase your inventory especially in the 6mm Thanks

Posted By Ibie in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I enjoy doing buisness with GemSelect. It is always a pleasure and you get what you ordered!

Posted By Ballpark in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

love these guys been ordering since 2000 maybe

Posted By JHT in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

went well

Posted By Doug in May, 2025
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

Overall Rating -> 10 star ratings

I like the way your website shows us what stone were buying as well the easy way to navigate the site. also knowing the stones are real...

Posted By RED in January, 2025
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

I was looking for a site with every type of gem I could want for setting in luxury blades and assumed I would need to look outside the US, but GemSelect made it easy to get everything I wanted without leaving the house! Wide enough selection that I do not feel the need to look elsewhere and pricing the same.

Posted By Razormane in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I would recommend gem select yo everyone Fast service and no problems

Posted By Steve in March, 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

Very good Hoping you will increase your inventory especially in the 6mm Thanks

Posted By Ibie in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I enjoy doing buisness with GemSelect. It is always a pleasure and you get what you ordered!

Posted By Ballpark in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

love these guys been ordering since 2000 maybe

Posted By JHT in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

went well

Posted By Doug in May, 2025
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

Overall Rating -> 10 star ratings

I like the way your website shows us what stone were buying as well the easy way to navigate the site. also knowing the stones are real...

Posted By RED in January, 2025
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

I was looking for a site with every type of gem I could want for setting in luxury blades and assumed I would need to look outside the US, but GemSelect made it easy to get everything I wanted without leaving the house! Wide enough selection that I do not feel the need to look elsewhere and pricing the same.

Posted By Razormane in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I would recommend gem select yo everyone Fast service and no problems

Posted By Steve in March, 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