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

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ID: 480690
Weight: 3.09ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VS
Content: 4 pcs
Price: $ 28.55
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ID: 704999
Weight: 25.04ct
Size: 39.4 x 9.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 6.01
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ID: 348403
Weight: 2.66ct
Size: 20.1 x 4.1 mm
Clarity: VS
Content: 1 pc
Price: $ 87.78
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ID: 674613
Weight: 3.08ct
Size: 10 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 25.87
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ID: 706883
Weight: 1.85ct
Size: 8 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 4.44
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ID: 590956
Weight: 3.55ct (total)
Size: 8 x 8 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 37.49
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ID: 358050
Weight: 1.83ct
Size: 7.4 x 6.7 mm
Clarity: VVS
Content: 1 pc
Price: $ 48.55
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ID: 467841
Weight: 6.04ct (total)
Size: 3 mm (calibrated)
Clarity: Transparent
Content: 30 pcs
Price: $ 39.86
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ID: 604557
Weight: 1.17ct
Size: 7 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 10.81
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ID: 410554
Weight: 9.68ct (total)
Size: 12 x 10 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 63.89
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ID: 714857
Weight: 2.54ct
Size: 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 6.59
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ID: 718010
Weight: 1.17ct (total)
Size: 5.2 x 4 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 35.10
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ID: 708370
Weight: 8.72ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 8.38
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ID: 732953
Weight: 3.15ct
Size: 11 x 8.6 mm
Clarity: Transparent
Content: 1 pc
Price: $ 28.46
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ID: 628408
Weight: 20.61ct
Size: 31.9 x 12.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 123.66
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ID: 722639
Weight: 26.26ct
Size: 21.7 x 20.9 mm
Clarity: Translucent
Content: 1 pc
Price: $ 220.58
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ID: 459862
Weight: 3.81ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 35.21
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ID: 472823
Weight: 2.28ct
Size: 9.3 x 7.7 mm
Clarity: Transparent
Content: 1 pc
Price: $ 31.57
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ID: 401596
Weight: 2.18ct (total)
Size: 4.5 mm (calibrated)
Clarity: VS
Content: 4 pcs
Price: $ 89.21
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ID: 543375
Weight: 2.82ct
Size: 10 x 8 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 54.68
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ID: 500688
Weight: 113.52ct
Size: 29.4 x 26 mm
Clarity: Transparent
Content: 1 pc
Price: $ 224.77
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ID: 656095
Weight: 10.74ct
Size: 16 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 16.75
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ID: 716066
Weight: 12.02ct
Size: 18 x 13 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 115.39
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ID: 370062
Weight: 1.45ct
Size: 18.8 x 3.1 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 37.30
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ID: 479636
Weight: 2.29ct (total)
Size: 10 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 24.18
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ID: 448535
Weight: 1.38ct
Size: 7.1 x 5.3 mm
Clarity: VS
Content: 1 pc
Price: $ 878.02
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ID: 400329
Weight: 3.33ct
Size: 9 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 10.98
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ID: 497552
Weight: 2.14ct
Size: 8.5 x 7.1 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 56.50
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ID: 645858
Weight: 22.50ct
Size: 21.2 x 17.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 70.20
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ID: 464373
Weight: 2.57ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VS
Content: 6 pcs
Price: $ 23.75
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ID: 574314
Weight: 4.82ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 44.53
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ID: 551166
Weight: 2.91ct
Size: 10 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 26.89
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ID: 499905
Weight: 14.90ct (total)
Size: 14 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 113.10
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ID: 714791
Weight: 0.49ct
Size: 4.2 mm
Clarity: SI
Content: 1 pc
Price: $ 14.70
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ID: 715582
Weight: 1.07ct
Size: 7.4 x 5.7 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 10.27
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ID: 613895
Weight: 14.64ct
Size: 20.2 x 10.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 57.97
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ID: 715480
Weight: 1.68ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 16.13
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ID: 699687
Weight: 0.71ct
Size: 5 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 42.60
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ID: 700931
Weight: 8.17ct
Size: 12.4 x 11.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 6.54
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ID: 626179
Weight: 1.21ct
Size: 6 x 6 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 68.68
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ID: 531522
Weight: 1.42ct
Size: 7 x 5.6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 140.58
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ID: 699027
Weight: 3.59ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 30.16
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ID: 663003
Weight: 1.13ct
Size: 6.3 x 5.6 mm
Clarity: Transparent
Content: 1 pc
Price: $ 6.78
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ID: 721088
Weight: 1.44ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 12.10
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ID: 554031
Weight: 24.36ct
Size: 16x16 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 29.58
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ID: 633689
Weight: 6.95ct
Size: 13.4 x 11.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 36.95
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ID: 565123
Weight: 4.35ct
Size: 12 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 28.72
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ID: 400741
Weight: 3.97ct
Size: 9 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 26.21
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ID: 557402
Weight: 0.56ct
Size: 5 mm (calibrated)
Clarity: VS
Price: $ 17.00
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ID: 398889
Weight: 1.89ct
Size: 7 x 7 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 45.36
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ID: 425919
Weight: 2.22ct
Size: 8.5 x 6.8 mm
Clarity: VS
Content: 1 pc
Price: $ 101.12
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ID: 471467
Weight: 33.92ct
Size: 30.1 x 19.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 27.76
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ID: 730447
Weight: 0.29ct
Size: 5 x 3 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 13.92
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ID: 712928
Weight: 4.26ct
Size: 12 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 11.35
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ID: 471015
Weight: 18.45ct
Size: 24.6 x 11.1 mm
Clarity: Translucent
Content: 1 pc
Price: $ 73.07
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ID: 565406
Weight: 9.31ct
Size: 19.3 x 12.1 mm
Clarity: Translucent
Content: 1 pc
Price: $ 36.86
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ID: 726868
Weight: 0.69ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 12.42
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ID: 668112
Weight: 9.00ct
Size: 13.2 x 10.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 54.00
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ID: 723262
Weight: 62.94ct
Size: 23.1 x 19.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 74.77
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ID: 464358
Weight: 3.77ct (total)
Size: 3.8 x 3.8 mm
Clarity: VS
Content: 10 pcs
Price: $ 34.84
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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

Easy to conduct search, good amount of stock to select from along with variety of prices.

Posted By Que in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very surprised how quick and efficient it was to checkout and pay. Also found exactly what I was looking for no issues.

Posted By Watson in May, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

Loved the lot buy options

Posted By BDG in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Ive been looking for a place to buy loose gemstones for years and was thrilled when I found this site

Posted By Bern in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I trust this company to deliver exactly what is offered. I have never had to return a selection of Gems. I appreciate the company's detailed description of their product. It helps this customer find mounts before the gems arrive. Any day of the year one can find a wide selection of gems, be it by price, color, cut, lot or single. Pricing does not jump all over the place and stays reasonable. Be assured your items will arrive in perfect condition as the company's shipping department does a great job.

Posted By Miss Sherrie in August, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Gem Select has a user friendly website and the product is very good as is the price. The gems are described accurately and I always get what I think I'm getting.

Posted By Happy Customer in June, 2025
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

there are a large number of gems to choose from i have ordered before and these objects are precious to me that my light reflect in them and fills the stones they are there when i need to reflect on life

Posted By Kickbass.2 in January, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

Excellent selection of stones -including ones I had never heard of before -nice site and fairly easy to use

Posted By DrD 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 -> 10 star ratings

Easy to conduct search, good amount of stock to select from along with variety of prices.

Posted By Que in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very surprised how quick and efficient it was to checkout and pay. Also found exactly what I was looking for no issues.

Posted By Watson in May, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

Loved the lot buy options

Posted By BDG in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Ive been looking for a place to buy loose gemstones for years and was thrilled when I found this site

Posted By Bern in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I trust this company to deliver exactly what is offered. I have never had to return a selection of Gems. I appreciate the company's detailed description of their product. It helps this customer find mounts before the gems arrive. Any day of the year one can find a wide selection of gems, be it by price, color, cut, lot or single. Pricing does not jump all over the place and stays reasonable. Be assured your items will arrive in perfect condition as the company's shipping department does a great job.

Posted By Miss Sherrie in August, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Gem Select has a user friendly website and the product is very good as is the price. The gems are described accurately and I always get what I think I'm getting.

Posted By Happy Customer in June, 2025
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

there are a large number of gems to choose from i have ordered before and these objects are precious to me that my light reflect in them and fills the stones they are there when i need to reflect on life

Posted By Kickbass.2 in January, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

Excellent selection of stones -including ones I had never heard of before -nice site and fairly easy to use

Posted By DrD 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