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

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ID: 471966
Weight: 2.75ct
Size: 9.5 x 8.1 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 435.60
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ID: 531236
Weight: 3.45ct
Size: 9 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 31.88
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ID: 696594
Weight: 13.25ct
Size: 20.8 x 10.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 23.86
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ID: 451056
Weight: 1.40ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 12.94
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ID: 334764
Weight: 9.42ct (total)
Size: 10 x 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 56.52
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ID: 450708
Weight: 4.25ct
Size: 13 x 9 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 39.28
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ID: 691213
Weight: 31.63ct
Size: 23.4 x 19 mm
Clarity: Transparent
Content: 1 pc
Price: $ 742.80
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ID: 603171
Weight: 2.29ct
Size: 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 30.23
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ID: 662636
Weight: 1.36ct
Size: 7.3 x 6.1 mm
Clarity: VS
Content: 1 pc
Price: $ 32.64
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ID: 718515
Weight: 40.27ct
Size: 41.4 x 24.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 241.62
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ID: 699792
Weight: 22.84ct
Size: 23.9 x 18.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 12.34
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ID: 725678
Weight: 0.44ct
Size: 5 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 4.22
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ID: 533879
Weight: 3.40ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 28.56
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ID: 694195
Weight: 22.40ct
Size: 21.7 x 18.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 67.20
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ID: 434975
Weight: 10.76ct (total)
Size: 9 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 14.21
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ID: 500029
Weight: 1.97ct
Size: 11.9 x 6 mm
Clarity: VS
Content: 1 pc
Price: $ 18.20
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ID: 499022
Weight: 0.83ct
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 43.82
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ID: 431050
Weight: 1.35ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 14.24
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ID: 357120
Weight: 2.03ct
Size: 7.6 x 5.9 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 67.00
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ID: 707116
Weight: 2.16ct
Size: 8 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 5.18
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ID: 714554
Weight: 1.33ct (total)
Size: 5.2 mm
Clarity: SI
Content: 2 pcs
Price: $ 39.90
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ID: 623075
Weight: 5.93ct
Size: 20.2 x 12.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 27.71
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ID: 518860
Weight: 19.13ct
Size: 40.2 x 12.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 32.14
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ID: 711257
Weight: 88.29ct
Size: 34.2 x 25.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 158.93
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ID: 552532
Weight: 0.92ct
Size: 7 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 8.50
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ID: 531529
Weight: 1.73ct
Size: 6.9 x 6.4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 159.85
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ID: 715553
Weight: 5.49ct (total)
Size: 10 x 10 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 52.70
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ID: 418403
Weight: 7.24ct
Size: 12.4 x 10.5 mm
Clarity: Translucent
Content: 1 pc
Price: $ 38.23
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ID: 694142
Weight: 0.82ct
Size: 10.9 x 3 mm
Clarity: VVS
Content: 1 pc
Price: $ 24.60
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ID: 558129
Weight: 1.30ct
Size: 6.4 x 5.9 mm
Clarity: VS
Content: 1 pc
Price: $ 110.20
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ID: 433701
Weight: 5.42ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 35.77
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ID: 726078
Weight: 0.95ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 37.63
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ID: 443043
Weight: 2.87ct (total)
Size: 8 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 7.57
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ID: 687752
Weight: 4.09ct
Size: 10 x 8 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 4.91
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ID: 478373
Weight: 1.05ct
Size: 10.1 x 4.2 mm
Clarity: VS
Content: 1 pc
Price: $ 44.40
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ID: 450965
Weight: 1.78ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 16.45
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ID: 675954
Weight: 5.39ct
Size: 13.5 x 10.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 32.34
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ID: 540027
Weight: 0.80ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 8.45
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ID: 585536
Weight: 36.13ct
Size: 36.6 x 20.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 20.99
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ID: 450929
Weight: 1.51ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 13.96
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ID: 708422
Weight: 2.62ct
Size: 15.4 x 9.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 79.36
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ID: 554920
Weight: 1.01ct
Size: 7.5 x 5.7 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 26.66
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ID: 566204
Weight: 1.10ct
Size: 6.4 x 4.5 mm
Clarity: VS
Content: 1 pc
Price: $ 25.03
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ID: 645837
Weight: 43.56ct
Size: 27 x 20 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 135.91
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ID: 640336
Weight: 11.02ct
Size: 14 x 10 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 31.61
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ID: 516596
Weight: 16.68ct
Size: 22.1 x 17 mm
Clarity: Opaque
Content: 1 pc
Price: $ 17.17
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ID: 457731
Weight: 0.77ct
Size: 9.7 x 4.4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 81.31
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ID: 678109
Weight: 6.07ct
Size: 15.9 x 13.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 7.50
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ID: 609090
Weight: 2.34ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 77.22
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ID: 392771
Weight: 6.46ct
Size: 14 x 10 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 42.64
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ID: 727899
Weight: 0.02ct
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 6.87
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ID: 684637
Weight: 0.46ct
Size: 5.1 x 4.1 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 19.32
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ID: 700209
Weight: 28.54ct
Size: 29.8 x 20.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 15.41
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ID: 463905
Weight: 4.01ct
Size: 11 mm (calibrated)
Clarity: VVS-VS
Price: $ 7.94
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ID: 728181
Weight: 2.70ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 6.48
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ID: 279896
Weight: 2.10ct (total)
Size: 4 mm (calibrated)
Clarity: VS
Content: 9 pcs
Price: $ 138.60
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ID: 720513
Weight: 0.85ct
Size: 5 x 5 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 61.20
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ID: 658680
Weight: 21.80ct
Size: 32.2 x 17.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 78.48
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ID: 427956
Weight: 3.40ct (total)
Size: 8 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 8.16
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ID: 484037
Weight: 15.77ct
Size: 19.8 x 13.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 31.24
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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

This is a wonderful website

Posted By Bryan Diaz in September, 2024
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 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 -> 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

I have bought many stones from GemsSelect and have been very satisfied with all!I will continue to buy and recommend this site!

Posted By DG in July, 2024
Source: Bizrate

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

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 -> 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

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

Posted By Ibie in February, 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

This is a wonderful website

Posted By Bryan Diaz in September, 2024
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 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 -> 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

I have bought many stones from GemsSelect and have been very satisfied with all!I will continue to buy and recommend this site!

Posted By DG in July, 2024
Source: Bizrate

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

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 -> 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

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

Posted By Ibie in February, 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