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

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ID: 348922
Weight: 56.08ct
Size: 36.6 x 33.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 74.03
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ID: 529058
Weight: 1.88ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 17.38
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ID: 494138
Weight: 7.86ct
Size: 15 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 17.02
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ID: 415866
Weight: 0.75ct
Size: 6.1 x 4.7 mm
Clarity: SI
Content: 1 pc
Price: $ 495.00
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ID: 512416
Weight: avg. 9.59 ct / each
Size: 14 mm (calibrated)
Clarity: VVS-VS
Price: $ 63.31
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ID: 669873
Weight: 18.85ct
Size: 19.9 x 17 mm
Clarity: Opaque
Content: 1 pc
Price: $ 56.56
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ID: 491663
Weight: 56.12ct (total)
Size: 20 x 15 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 65.94
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ID: 692816
Weight: 44.70ct
Size: 36.5 x 12.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 13.41
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ID: 476855
Weight: 30.31ct
Size: 17 x 14.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 120.02
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ID: 422964
Weight: 25.67ct (total)
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 27.11
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ID: 496504
Weight: 2.07ct
Size: 8.3 x 6.9 mm
Clarity: VS
Content: 1 pc
Price: $ 35.96
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ID: 693510
Weight: 17.82ct
Size: 17 x 15.4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 590.84
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ID: 644766
Weight: 4.35ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 24.70
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ID: 619125
Weight: 2.09ct
Size: 10 x 8 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 57.48
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ID: 573438
Weight: 0.84ct
Size: 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 33.26
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ID: 645946
Weight: 13.57ct
Size: 23.2 x 15.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 42.34
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ID: 499413
Weight: 1.95ct (total)
Size: 7.1 x 5.3 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 7.73
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ID: 587134
Weight: 40.89ct
Size: 29.1 x 24.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 53.98
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ID: 234805
Weight: 0.49ct
Size: 5.1 x 4.1 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 161.70
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ID: 540981
Weight: avg. 0.87 ct / each
Size: 7 mm (calibrated)
Clarity: Transparent
Price: $ 21.71
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ID: 526764
Weight: 0.92ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 9.72
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ID: 407378
Weight: 8.59ct
Size: 14 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 226.78
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ID: 608483
Weight: 7.14ct (total)
Size: 10 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 131.95
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ID: 601907
Weight: 9.61ct
Size: 16.2 x 14 mm
Clarity: VVS
Content: 1 pc
Price: $ 46.68
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ID: 517453
Weight: 38.17ct
Size: 21.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 50.39
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ID: 566715
Weight: 5.59ct
Size: 12 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 16.90
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ID: 378644
Weight: 1.54ct
Size: 7.5 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 4,404.40
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ID: 385555
Weight: 10.19ct (total)
Size: 20.2 x 9.9 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 90.53
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ID: 673891
Weight: 6.76ct
Size: 14 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 105.35
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ID: 691365
Weight: 1.63ct
Size: 7.3 x 5.3 mm
Clarity: SI-I1
Content: 1 pc
Price: $ 97.80
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ID: 571873
Weight: 1.74ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 137.81
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ID: 594889
Weight: 12.36ct
Size: 15 x 15 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 135.96
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ID: 344385
Weight: 52.78ct
Size: 25 x 21.6 mm
Clarity: Transparent
Content: 1 pc
Price: $ 94.06
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ID: 458684
Weight: 0.90ct (total)
Size: 5 x 4 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 195.43
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ID: 679955
Weight: 33.44ct
Size: 21.7 x 18.1 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 267.52
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ID: 415864
Weight: 0.99ct
Size: 7 x 5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 653.40
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ID: 398223
Weight: 4.73ct
Size: 15.1 x 9.4 mm
Clarity: VS
Content: 1 pc
Price: $ 156.10
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ID: 672708
Weight: 25.39ct
Size: 25.7 x 20.7 mm
Clarity: Translucent
Content: 1 pc
Price: $ 25.39
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ID: 574853
Weight: 7.93ct
Size: 13 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 65.28
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ID: 695450
Weight: 73.43ct
Size: 52.1 x 34.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 70.49
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ID: 614758
Weight: 11.46ct
Size: 16 x 12 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 627.34
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ID: 416858
Weight: 11.49ct
Size: 14 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 50.56
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ID: 691509
Weight: 7.24ct
Size: 13 x 13 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 665.88
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ID: 278683
Weight: 0.60ct
Size: 6 x 4.2 mm
Clarity: VS
Content: 1 pc
Price: $ 198.00
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ID: 622821
Weight: 3.81ct
Size: 11.6 x 9.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 64.68
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ID: 669213
Weight: 11.21ct
Size: 19.2 x 11.7 mm
Clarity: Transparent
Content: 1 pc
Price: $ 242.14
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ID: 522982
Weight: 17.03ct
Size: 26.9 x 13.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 112.40
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ID: 470657
Weight: 17.33ct
Size: 17.6 x 16.4 mm
Clarity: SI
Content: 1 pc
Price: $ 9,531.50
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ID: 380599
Weight: 4.97ct
Size: 11.3 x 9.7 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 644.29
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ID: 623678
Weight: 4.55ct
Size: 10.7 x 10.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 77.23
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ID: 484660
Weight: 49.26ct
Size: 38.9 x 22.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 47.29
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ID: 565079
Weight: 0.25ct (total)
Size: 3 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 456.04
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ID: 679797
Weight: 44.60ct
Size: 24.8 x 19.7 mm
Clarity: VVS
Content: 1 pc
Price: $ 356.80
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ID: 602194
Weight: 15.94ct
Size: 18 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 77.44
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ID: 416463
Weight: 12.25ct
Size: 15.7 x 12.8 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 2,450.00
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ID: 351445
Weight: 10.14ct
Size: 13 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 53.54
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ID: 565407
Weight: 5.76ct
Size: 13 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 22.81
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ID: 606004
Weight: 9.32ct
Size: 20.6 x 11 mm
Clarity: Transparent
Content: 1 pc
Price: $ 123.02
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ID: 521238
Weight: 16.81ct
Size: 23.4 x 14 mm
Clarity: Transparent
Content: 1 pc
Price: $ 133.14
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ID: 565164
Weight: 0.14ct (total)
Size: 2.7 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 306.46
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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

looked at pink stones and at sapphires bought some sapphires. I love looking and collecting gemstones. .

Posted By Steven M. in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very fast navigation and purchase, which is good. I need to strike while the iron is hot.

Posted By Tim G. in February, 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

It was very good and concise.

Posted By Whydothey in August, 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

It was my second time so I understand what it is to do

Posted By Ibie in February, 2025
Source: Bizrate

Overall Rating -> 7 star ratings

Okay thank you.

Posted By Bepc61 in March, 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 the quality, package and info of your gems.

Posted By Diana 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

looked at pink stones and at sapphires bought some sapphires. I love looking and collecting gemstones. .

Posted By Steven M. in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very fast navigation and purchase, which is good. I need to strike while the iron is hot.

Posted By Tim G. in February, 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

It was very good and concise.

Posted By Whydothey in August, 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

It was my second time so I understand what it is to do

Posted By Ibie in February, 2025
Source: Bizrate

Overall Rating -> 7 star ratings

Okay thank you.

Posted By Bepc61 in March, 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 the quality, package and info of your gems.

Posted By Diana 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