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

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ID: 474419
Weight: 9.67ct
Size: 16.4 x 12.6 mm
Clarity: Translucent
Content: 1 pc
Price: $ 25.52
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ID: 472608
Weight: 42.31ct
Size: 31.5 x 20.8 mm
Clarity: Translucent
Content: 1 pc
Price: $ 88.25
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ID: 718166
Weight: 0.03ct
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 28.80
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ID: 559061
Weight: 2.33ct
Size: 7 x 7 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 47.82
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ID: 439796
Weight: 0.93ct
Size: 6.5 x 5.3 mm
Clarity: VS
Content: 1 pc
Price: $ 34.37
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ID: 497340
Weight: 4.46ct
Size: 12 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 29.44
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ID: 517248
Weight: 15.17ct
Size: 21.3 x 15.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 14.20
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ID: 566524
Weight: 0.70ct
Size: 6.3 x 4.1 mm
Clarity: SI-I1
Content: 1 pc
Price: $ 17.56
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ID: 721769
Weight: 0.91ct
Size: 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 43.68
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ID: 647766
Weight: 31.10ct
Size: 19.2 x 16.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 74.64
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ID: 672886
Weight: 2.35ct
Size: 9 x 7 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 56.40
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ID: 531239
Weight: 2.91ct
Size: 8.7 x 8.3 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 26.89
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ID: 688798
Weight: 0.25ct
Size: 5 x 3 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 15.00
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ID: 431198
Weight: 1.31ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 13.82
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ID: 553595
Weight: 7.42ct (total)
Size: 9.5 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 39.18
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ID: 460938
Weight: 3.24ct
Size: 10 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 29.94
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ID: 418220
Weight: 11.03ct (total)
Size: 16 x 10.3 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 21.83
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ID: 644183
Weight: 2.85ct
Size: 14.1 x 7.1 mm
Clarity: VVS
Content: 1 pc
Price: $ 23.94
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ID: 708177
Weight: 2.62ct (total)
Size: 6.5 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 54.11
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ID: 590440
Weight: 1.56ct
Size: 6 x 6 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 29.41
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ID: 400235
Weight: 4.34ct (total)
Size: 8 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 14.33
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ID: 406988
Weight: 7.37ct
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 27.43
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ID: 553180
Weight: 1.46ct
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 8.80
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ID: 533709
Weight: 3.35ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 28.14
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ID: 683097
Weight: 1.23ct (total)
Size: 7.9 x 4.1 mm
Clarity: VVS
Content: 2 pcs
Price: $ 22.14
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ID: 462008
Weight: 3.49ct (total)
Size: 12 x 6.2 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 41.59
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ID: 548160
Weight: 0.78ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 234.00
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ID: 519109
Weight: 35.97ct
Size: 23.9 x 17.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 42.25
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ID: 672589
Weight: 1.07ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 25.68
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ID: 566427
Weight: 2.20ct
Size: 7 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 50.04
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ID: 415293
Weight: 1.34ct
Size: 7 x 6.2 mm
Clarity: VVS
Content: 1 pc
Price: $ 88.44
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ID: 712661
Weight: 4.44ct
Size: 12 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 63.94
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ID: 724928
Weight: 1.00ct
Size: 12.2 x 3 mm
Clarity: VVS
Content: 1 pc
Price: $ 42.00
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ID: 645631
Weight: 1.60ct
Size: 9.1 x 3.6 mm
Clarity: VS
Content: 1 pc
Price: $ 23.08
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ID: 700481
Weight: 0.72ct
Size: 5 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 43.20
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ID: 693372
Weight: 37.83ct
Size: 40.4 x 11.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 13.62
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ID: 473321
Weight: 0.67ct
Size: 8.5 x 5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 48.65
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ID: 533113
Weight: 0.64ct
Size: 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 32.45
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ID: 448927
Weight: 10.78ct
Size: 23.9 x 11.2 mm
Clarity: Transparent
Content: 1 pc
Price: $ 35.58
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ID: 442154
Weight: 3.80ct (total)
Size: 7 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 100.32
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ID: 732448
Weight: 0.66ct
Size: 5 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 13.20
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ID: 694412
Weight: 12.25ct
Size: 15 x 15 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 102.90
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ID: 409671
Weight: 6.42ct (total)
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 30.60
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ID: 655526
Weight: 2.29ct
Size: 12 x 6 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 3.58
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ID: 542092
Weight: 0.77ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 8.14
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ID: 389250
Weight: 0.66ct
Size: 9.1 x 4.3 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 28.40
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ID: 648665
Weight: 7.90ct (total)
Size: 12 x 8 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 14.22
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ID: 629938
Weight: 6.10ct
Size: 19.2 x 11.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 51.24
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ID: 471546
Weight: 1.68ct (total)
Size: 5 x 4 mm (calibrated)
Clarity: VS
Content: 4 pcs
Price: $ 221.76
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ID: 672669
Weight: 2.19ct
Size: 10 x 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 52.56
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ID: 483745
Weight: 1.10ct
Size: 6.6 x 5.2 mm
Clarity: VS
Content: 1 pc
Price: $ 94.38
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ID: 697643
Weight: 23.81ct
Size: 25 x 18 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 16.28
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ID: 562913
Weight: 4.10ct
Size: 12 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 37.88
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ID: 424063
Weight: 4.52ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 10 pcs
Price: $ 47.74
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ID: 564639
Weight: 0.23ct
Size: 4 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 505.90
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ID: 333666
Weight: 11.92ct (total)
Size: 14 x 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 23.60
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ID: 407962
Weight: 6.41ct
Size: 12 mm (calibrated)
Clarity: VVS-VS
Price: $ 15.14
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ID: 694528
Weight: 12.20ct
Size: 16 x 16 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 102.48
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ID: 447092
Weight: 2.01ct
Size: 7.9 x 7.2 mm
Clarity: VS
Content: 1 pc
Price: $ 94.99
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ID: 475187
Weight: 24.61ct (total)
Size: 18 x 12.2 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 58.48
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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

Very professional site

Posted By JR in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I found what I was looking for...had to look up millimeters to inches. It would be nice to see something, like a quarter, in the pix to show relative size. I plan on buy loose gemstones for every month in the calendar

Posted By TheP in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Loved everything. High quality, quick shipping, and authentication included.

Posted By Chris in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Helpselect accomplished all personal growth goals

Posted By Mike in October, 2024
Source: Bizrate

Overall Rating -> 9 star ratings

I love the gems!

Posted By MM in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

All these questions, and I don't have to give any blood. What a Deal... I absolutely enjoy the Gem Select emails every month. This one today was special. I always say, I'll know it when I see it. This stone today was the One. Odd and Intriguing. Thank You So Much for all that you do.

Posted By G.W. in June, 2025
Source: Bizrate

Overall Rating -> 7 star ratings

Excited to see

Posted By Ss in December, 2024
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

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

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

Very professional site

Posted By JR in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I found what I was looking for...had to look up millimeters to inches. It would be nice to see something, like a quarter, in the pix to show relative size. I plan on buy loose gemstones for every month in the calendar

Posted By TheP in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Loved everything. High quality, quick shipping, and authentication included.

Posted By Chris in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Helpselect accomplished all personal growth goals

Posted By Mike in October, 2024
Source: Bizrate

Overall Rating -> 9 star ratings

I love the gems!

Posted By MM in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

All these questions, and I don't have to give any blood. What a Deal... I absolutely enjoy the Gem Select emails every month. This one today was special. I always say, I'll know it when I see it. This stone today was the One. Odd and Intriguing. Thank You So Much for all that you do.

Posted By G.W. in June, 2025
Source: Bizrate

Overall Rating -> 7 star ratings

Excited to see

Posted By Ss in December, 2024
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

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

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