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

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ID: 727825
Weight: 1.03ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 41.20
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ID: 400535
Weight: 3.05ct
Size: 15.3 x 4.8 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 1,006.50
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ID: 711817
Weight: 21.51ct
Size: 20 x 15 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 57.30
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ID: 635809
Weight: avg. 1.46 ct / each
Size: 6 x 6 mm (calibrated)
Clarity: Translucent
Price: $ 1.79
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ID: 562889
Weight: 5.04ct
Size: 12.5 x 10.2 mm
Clarity: VVS
Content: 1 pc
Price: $ 38.81
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ID: 582373
Weight: 1.59ct
Size: 9 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 52.47
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ID: 519885
Weight: 1.43ct
Size: 6.5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 37.75
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ID: 532579
Weight: 6.41ct
Size: 15 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 50.77
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ID: 519892
Weight: 1.93ct
Size: 7.5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 50.95
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ID: 554279
Weight: 1.52ct
Size: 7.2 x 5.2 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 40.13
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ID: 694246
Weight: 0.70ct
Size: 8.8 x 3.5 mm
Clarity: VVS
Content: 1 pc
Price: $ 17.50
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ID: 474318
Weight: 4.85ct
Size: 15.3 x 11.7 mm
Clarity: Translucent
Content: 1 pc
Price: $ 53.35
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ID: 376212
Weight: 3.71ct
Size: 9.5 x 8.4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 34.28
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ID: 716365
Weight: 4.16ct
Size: 12 x 10 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 39.94
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ID: 402882
Weight: 0.94ct
Size: 6.5 x 6.3 mm
Clarity: VS
Content: 1 pc
Price: $ 77.25
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ID: 713448
Weight: 1.62ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 22.68
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ID: 708178
Weight: 2.80ct (total)
Size: 7 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 48.19
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ID: 694433
Weight: 12.04ct (total)
Size: 15.1 x 9.1 mm
Clarity: VVS
Content: 2 pcs
Price: $ 84.28
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ID: 431235
Weight: 3.35ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 79.60
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ID: 527523
Weight: 8.83ct
Size: 16 x 12 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 63.88
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ID: 448532
Weight: 1.41ct
Size: 7.1 x 4.6 mm
Clarity: VS
Content: 1 pc
Price: $ 897.10
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ID: 664651
Weight: 2.66ct
Size: 11.3 x 6.6 mm
Clarity: Transparent
Content: 1 pc
Price: $ 12.77
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ID: 717405
Weight: 2.38ct
Size: 8.7 x 6.6 mm
Clarity: VVS
Content: 1 pc
Price: $ 642.60
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ID: 378642
Weight: 1.50ct
Size: 7 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 5,148.00
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ID: 481300
Weight: 28.69ct
Size: 34.9 x 23.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 40.91
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ID: 429726
Weight: 3.40ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 56.10
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ID: 390627
Weight: 1.56ct (total)
Size: 5.1 x 3.1 mm
Clarity: VS
Content: 6 pcs
Price: $ 100.42
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ID: 357352
Weight: 2.10ct
Size: 8.5 x 6.1 mm
Clarity: VS
Content: 1 pc
Price: $ 69.30
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ID: 451677
Weight: 1.27ct
Size: 8 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 78.79
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ID: 363233
Weight: 23.41ct
Size: 17.3 x 14.6 mm
Clarity: Translucent
Content: 1 pc
Price: $ 477.56
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ID: 693954
Weight: 0.50ct
Size: 5.2 x 3.8 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 25.00
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ID: 446274
Weight: 12.56ct
Size: 20.2 x 14.1 mm
Clarity: Transparent
Content: 1 pc
Price: $ 45.22
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ID: 650590
Weight: 8.87ct (total)
Size: 11.1 x 9.9 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 56.41
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ID: 647754
Weight: 18.45ct (total)
Size: 14 x 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 24.36
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ID: 608477
Weight: 3.74ct (total)
Size: 8 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 69.12
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ID: 454389
Weight: 0.65ct
Size: 9 x 4 mm
Clarity: VVS
Content: 1 pc
Price: $ 27.46
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ID: 621776
Weight: 1.05ct
Size: 5.7 mm
Clarity: VS
Content: 1 pc
Price: $ 22.08
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ID: 544792
Weight: 3.06ct
Size: 9 x 6.3 mm
Clarity: SI
Content: 1 pc
Price: $ 232.25
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ID: 662754
Weight: 3.72ct (total)
Size: 8.5 mm (calibrated)
Clarity: VVS
Content: 2 pcs
Price: $ 26.04
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ID: 648733
Weight: 27.68ct
Size: 29 x 18.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 15.95
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ID: 692978
Weight: 26.50ct
Size: 38.9 x 9.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 9.54
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ID: 666915
Weight: 63.68ct
Size: 33.2 x 25.2 mm
Clarity: Translucent
Content: 1 pc
Price: $ 1,146.24
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ID: 427957
Weight: 3.71ct (total)
Size: 8 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 9.79
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ID: 648824
Weight: 7.77ct
Size: 16.2 x 12.9 mm
Clarity: VVS
Content: 1 pc
Price: $ 65.27
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ID: 724787
Weight: 0.83ct
Size: 10 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 24.90
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ID: 714549
Weight: 0.58ct
Size: 4.6 x 4 mm
Clarity: VS
Content: 1 pc
Price: $ 1,160.00
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ID: 566445
Weight: 24.43ct (total)
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 18.38
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ID: 570195
Weight: 1.38ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 32.78
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ID: 697574
Weight: 1.27ct
Size: 9.4 x 7.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 32.07
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ID: 503694
Weight: avg. 1.97 ct / each
Size: 8 mm (calibrated)
Clarity: Translucent
Price: $ 5.75
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ID: 704356
Weight: 5.60ct
Size: 11 x 7.8 mm
Clarity: SI
Content: 1 pc
Price: $ 736.18
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ID: 532564
Weight: 3.77ct
Size: 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 27.37
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ID: 390117
Weight: 1.12ct
Size: 10.9 x 5.1 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 72.56
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ID: 724722
Weight: 0.57ct
Size: 6 x 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 17.10
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ID: 696393
Weight: 21.16ct
Size: 28.9 x 19.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 15.24
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ID: 431243
Weight: 3.23ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VS-SI
Content: 2 pcs
Price: $ 76.74
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ID: 554290
Weight: 1.27ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 33.53
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ID: 679948
Weight: 24.84ct
Size: 19.2 x 16 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 238.46
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ID: 550391
Weight: 0.55ct
Size: 6.1 x 4.2 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 36.30
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ID: 544027
Weight: 2.15ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 43.26
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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

Great site always looking for great deals and find them on this site

Posted By IRO5812 in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Always find more niche sizes/shapes as my unconventional designs require from this website. Recommending to fellow designers in the creative atmosphere on the usual, specially due to the quality and certification of gems.

Posted By Sina in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Good selection, using for custom jewlery for my wife.

Posted By Smitty in June, 2025
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 -> 10 star ratings

I love the quality, package and info of your gems.

Posted By Diana in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

When I need a specific stone, gem select is my go to shop. Always a good experience and a great product.

Posted By LeAnn in April, 2025
Source: Bizrate

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 -> 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 -> 9 star ratings

I did not have any problems

Posted By Clilrichard in January, 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

Great site always looking for great deals and find them on this site

Posted By IRO5812 in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Always find more niche sizes/shapes as my unconventional designs require from this website. Recommending to fellow designers in the creative atmosphere on the usual, specially due to the quality and certification of gems.

Posted By Sina in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Good selection, using for custom jewlery for my wife.

Posted By Smitty in June, 2025
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 -> 10 star ratings

I love the quality, package and info of your gems.

Posted By Diana in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

When I need a specific stone, gem select is my go to shop. Always a good experience and a great product.

Posted By LeAnn in April, 2025
Source: Bizrate

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 -> 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 -> 9 star ratings

I did not have any problems

Posted By Clilrichard in January, 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