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

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ID: 687143
Weight: 5.18ct (total)
Size: 8 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 15.17
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ID: 519919
Weight: 1.21ct
Size: 10.6 x 6 mm
Clarity: VS
Content: 1 pc
Price: $ 111.80
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ID: 497082
Weight: 3.05ct
Size: 9.6 x 7.9 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 54.79
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ID: 670785
Weight: 0.82ct
Size: 6.6 x 4.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 29.52
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ID: 571923
Weight: 1.20ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 38.02
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ID: 687724
Weight: 15.09ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 18.11
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ID: 564201
Weight: 1.20ct
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 18.29
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ID: 349648
Weight: 1.66ct
Size: 18 x 3.3 mm
Clarity: SI
Content: 1 pc
Price: $ 48.20
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ID: 687101
Weight: 8.46ct (total)
Size: 19.7 x 10.2 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 24.97
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ID: 450455
Weight: 6.73ct
Size: 13.6 x 11.2 mm
Clarity: VVS
Content: 1 pc
Price: $ 62.18
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ID: 696579
Weight: 38.26ct
Size: 36.3 x 11.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 4.60
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ID: 727925
Weight: 2.51ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 6.02
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ID: 656111
Weight: 1.09ct
Size: 7.5 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 26.16
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ID: 698569
Weight: 32.92ct
Size: 28.3 x 15.9 mm
Clarity: Translucent
Content: 1 pc
Price: $ 39.50
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ID: 489259
Weight: 4.97ct
Size: 13 x 10.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 51.11
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ID: 606548
Weight: 60.90ct
Size: 33.6 x 25.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 37.78
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ID: 454101
Weight: 1.21ct
Size: 8.6 x 4.4 mm
Clarity: VS
Content: 1 pc
Price: $ 51.11
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ID: 686107
Weight: 9.62ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 11.54
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ID: 502944
Weight: 2.55ct
Size: 15.9 x 4.6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 84.16
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ID: 606044
Weight: 24.66ct
Size: 26 x 15.5 mm
Clarity: VS
Content: 1 pc
Price: $ 227.86
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ID: 416030
Weight: 3.27ct
Size: 25.5 x 3.9 mm
Clarity: VS
Content: 1 pc
Price: $ 129.49
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ID: 708435
Weight: 1.59ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 32.83
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ID: 484095
Weight: 38.75ct
Size: 30.6 x 26.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 76.73
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ID: 449666
Weight: 3.69ct (total)
Size: 7.2 x 6.2 mm
Clarity: Transparent
Content: 3 pcs
Price: $ 24.36
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ID: 400876
Weight: 10.44ct
Size: 13 x 13 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 34.45
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ID: 736778
Weight: 4.09ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 184.05
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ID: 455135
Weight: 28.64ct (total)
Size: 23.3 x 11.9 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 37.80
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ID: 691086
Weight: 0.94ct
Size: 5.3 mm
Clarity: SI-I1
Content: 1 pc
Price: $ 56.40
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ID: 473971
Weight: 9.96ct
Size: 16.8 x 11 mm
Clarity: Opaque
Content: 1 pc
Price: $ 39.44
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ID: 569023
Weight: 0.84ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 7.76
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ID: 567745
Weight: 5.38ct
Size: 12 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 16.26
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ID: 672656
Weight: 15.24ct
Size: 17.3 x 12.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 91.44
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ID: 724941
Weight: 0.82ct
Size: 7.2 x 4.2 mm
Clarity: VVS
Content: 1 pc
Price: $ 34.44
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ID: 708434
Weight: 1.69ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 34.90
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ID: 564815
Weight: 4.51ct
Size: 12 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 29.77
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ID: 448148
Weight: 3.79ct (total)
Size: 8 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 20.02
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ID: 460418
Weight: 3.25ct
Size: 11.9 x 8.6 mm
Clarity: Translucent
Content: 1 pc
Price: $ 42.90
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ID: 663079
Weight: 2.59ct
Size: 8.2 x 7.3 mm
Clarity: Transparent
Content: 1 pc
Price: $ 15.54
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ID: 708322
Weight: 6.78ct
Size: 14 x 12 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 48.82
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ID: 678065
Weight: 7.84ct
Size: 20 x 19.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 9.70
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ID: 460489
Weight: 2.84ct
Size: 13 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 23.86
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ID: 497188
Weight: 27.66ct
Size: 27 x 20 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 23.00
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ID: 554033
Weight: 23.78ct
Size: 16 x 15.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 28.88
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ID: 453934
Weight: 1.08ct
Size: 9.9 x 4.9 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 45.62
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ID: 644190
Weight: 2.08ct
Size: 8.6 x 7 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 49.92
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ID: 689923
Weight: 1.56ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 14.98
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ID: 675172
Weight: 0.57ct
Size: 8 x 4 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 4.10
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ID: 720263
Weight: 1.27ct
Size: 6.9 x 5.3 mm
Clarity: VS
Content: 1 pc
Price: $ 122.24
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ID: 673518
Weight: 3.86ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 92.64
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ID: 528223
Weight: 0.98ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 9.06
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ID: 502689
Weight: 1.78ct
Size: 10 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 14.10
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ID: 723579
Weight: 1.73ct
Size: 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 16.61
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ID: 447957
Weight: 28.36ct (total)
Size: 20 x 15 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 112.31
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ID: 655533
Weight: 1.89ct
Size: 8 x 8 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 2.95
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ID: 699723
Weight: 0.93ct
Size: 6 x 5 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 55.80
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ID: 557565
Weight: 1.11ct
Size: 7.4 x 5.6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 50.92
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ID: 451001
Weight: 2.65ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 4 pcs
Price: $ 24.49
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ID: 406668
Weight: 12.47ct
Size: 22 x 15.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 51.19
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ID: 478952
Weight: 1.16ct
Size: 10 x 5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 12.25
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ID: 503436
Weight: 2.83ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 6 pcs
Price: $ 26.15
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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

excellent deals-excellent service-fair prices

Posted By JD in April, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

It was a good experience looking for and finding a nice amethyst stone

Posted By N/a 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 -> 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

Excellent selection and easy to use, well done site

Posted By Steph in December, 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

It is a good experience, it is easy to view the item, and easy to check out.

Posted By Neo in November, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Great experience shopping and finding what I was looking for, the only improvement I could think of would be allowing to filter more than one size at a time.

Posted By Tlicious04 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

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

excellent deals-excellent service-fair prices

Posted By JD in April, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

It was a good experience looking for and finding a nice amethyst stone

Posted By N/a 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 -> 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

Excellent selection and easy to use, well done site

Posted By Steph in December, 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

It is a good experience, it is easy to view the item, and easy to check out.

Posted By Neo in November, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Great experience shopping and finding what I was looking for, the only improvement I could think of would be allowing to filter more than one size at a time.

Posted By Tlicious04 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

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