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

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ID: 694137
Weight: 0.70ct
Size: 7.7 x 3.8 mm
Clarity: VVS
Content: 1 pc
Price: $ 21.00
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ID: 453163
Weight: 1.41ct
Size: 8.8 x 6.7 mm
Clarity: VS
Content: 1 pc
Price: $ 93.06
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ID: 732602
Weight: 1.15ct
Size: 8.3 x 6.3 mm
Clarity: Transparent
Content: 1 pc
Price: $ 44.16
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ID: 469907
Weight: 30.50ct (total)
Size: 13 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 20.94
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ID: 465405
Weight: 3.96ct
Size: 14 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 34.66
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ID: 724839
Weight: 0.90ct
Size: 8 x 4.2 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 37.80
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ID: 394032
Weight: 43.57ct
Size: 32.5 x 24.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 57.52
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ID: 454341
Weight: 0.77ct
Size: 7.4 x 4.2 mm
Clarity: VS
Content: 1 pc
Price: $ 32.52
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ID: 672224
Weight: 1.28ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 38.40
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ID: 389497
Weight: 1.90ct (total)
Size: 5.7 x 4 mm
Clarity: VVS-VS
Content: 4 pcs
Price: $ 100.32
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ID: 448267
Weight: 3.46ct (total)
Size: 8 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 18.26
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ID: 686828
Weight: 3.01ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 3.61
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ID: 691870
Weight: 0.55ct
Size: 4.5 mm (calibrated)
Clarity: SI-I1
Content: 1 pc
Price: $ 33.00
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ID: 656161
Weight: 1.61ct
Size: 8 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 38.64
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ID: 406636
Weight: 21.98ct
Size: 18 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 58.03
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ID: 466196
Weight: 3.67ct (total)
Size: 11.8 x 5.9 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 38.76
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ID: 319454
Weight: 3.61ct
Size: 12.3 x 8.4 mm
Clarity: Transparent/Translucent
Content: 1 pc
Price: $ 9.53
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ID: 463300
Weight: 1.41ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 27.92
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ID: 491391
Weight: 31.13ct
Size: 30 x 22 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 27.54
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ID: 371104
Weight: 13.45ct
Size: 20 x 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 17.76
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ID: 705963
Weight: 1.48ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 12.43
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ID: 387694
Weight: 1.92ct (total)
Size: 4 x 3 mm (calibrated)
Clarity: VS
Content: 10 pcs
Price: $ 170.52
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ID: 454079
Weight: 0.67ct
Size: 5.8 x 4.5 mm
Clarity: VS
Content: 1 pc
Price: $ 28.30
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ID: 485801
Weight: 5.80ct
Size: 12.8 x 10.1 mm
Clarity: Translucent
Content: 1 pc
Price: $ 48.72
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ID: 693777
Weight: 15.91ct
Size: 19.9 x 9.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 11.08
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ID: 458283
Weight: 1.27ct (total)
Size: 4.5 x 3.5 mm
Clarity: VS
Content: 4 pcs
Price: $ 167.64
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ID: 475125
Weight: 1.89ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 4 pcs
Price: $ 62.38
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ID: 534242
Weight: 2.94ct
Size: 10 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 23.28
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ID: 418577
Weight: 5.89ct
Size: 15.9 x 10.4 mm
Clarity: Translucent
Content: 1 pc
Price: $ 11.65
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ID: 718156
Weight: 0.62ct
Size: 5.2 x 4.2 mm
Clarity: VVS
Content: 1 pc
Price: $ 18.60
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ID: 709835
Weight: 1.06ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 8.90
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ID: 730067
Weight: 4.21ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 37.69
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ID: 508980
Weight: 25.81ct
Size: 19.2 x 16.1 mm
Clarity: VVS
Content: 1 pc
Price: $ 238.49
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ID: 636192
Weight: 1.34ct
Size: 8 x 8 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 38.59
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ID: 526016
Weight: 6.86ct
Size: 16 x 12 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 65.38
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ID: 596908
Weight: 4.37ct
Size: 13 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 34.61
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ID: 719790
Weight: 0.83ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 6.97
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ID: 648147
Weight: 1.32ct
Size: 7 mm (calibrated)
Clarity: VVS
Price: $ 11.09
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ID: 695059
Weight: 0.49ct
Size: 5.1 x 4.2 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 17.64
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ID: 685148
Weight: 0.53ct
Size: 5 x 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 22.26
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ID: 478033
Weight: 60.74ct
Size: 43.8 x 26.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 42.49
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ID: 349473
Weight: 1.00ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 128.70
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ID: 603081
Weight: 2.17ct
Size: 9.5 x 7.2 mm
Clarity: Translucent
Content: 1 pc
Price: $ 143.22
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ID: 647616
Weight: 1.81ct
Size: 8.3 x 6.8 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 41.27
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ID: 732115
Weight: 0.83ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 31.87
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ID: 706388
Weight: 11.95ct
Size: 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 24.38
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ID: 687727
Weight: 12.30ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 14.76
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ID: 695900
Weight: 13.39ct
Size: 14.2 x 10.9 mm
Clarity: VS
Content: 1 pc
Price: $ 401.70
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ID: 551170
Weight: 3.07ct
Size: 10 x 10 mm (calibrated)
Clarity: VS
Price: $ 28.37
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ID: 418339
Weight: 10.14ct
Size: 16.9 x 11.8 mm
Clarity: Translucent
Content: 1 pc
Price: $ 20.08
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ID: 534172
Weight: 2.42ct
Size: 9 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 15.78
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ID: 673480
Weight: 0.97ct
Size: 6.8 x 5.3 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 23.28
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ID: 438110
Weight: 1.47ct
Size: 21.2 x 3.3 mm
Clarity: VVS
Content: 1 pc
Price: $ 44.10
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ID: 719828
Weight: 0.82ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 14.76
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ID: 687629
Weight: 2.64ct
Size: 9 x 7 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 3.17
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ID: 612307
Weight: 1.02ct
Size: 7 x 5 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 4.72
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ID: 680926
Weight: 1.04ct
Size: 6 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 31.20
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ID: 648671
Weight: 7.95ct (total)
Size: 12.3 x 8.4 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 14.32
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ID: 706999
Weight: 2.69ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 6.46
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ID: 674454
Weight: 5.57ct (total)
Size: 10 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 46.79
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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

I love Gem Select! When you order what you see is what you get. As soon as you make payment that particular gem is taken off the photo album. That way the one you select is a one of that kind.

Posted By Desertchick in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

GemSelect website simple to use. I recommend it to non-trade clients looking for gems.

Posted By GemJocky 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

I am never let down by GemSelect. I love that you get the exact stone you want. Shipping is always in a few days. I have spread the word about GemSelect on social media jewelry creating groups that I attend. This sapphire is going to make one gorgeous ring

Posted By Desertchick in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Enjoyed shopping.

Posted By Chris in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very good Hoping you will increase your inventory especially in the 6mm Thanks

Posted By Ibie in February, 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

Great website, no hassle, easy check out and found everything I needed quickly

Posted By Chris in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I have found GemSelect to have the best selections of quality stones at a reasonable price. I like the packaging and the report availability.

Posted By Sam in March, 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

I love Gem Select! When you order what you see is what you get. As soon as you make payment that particular gem is taken off the photo album. That way the one you select is a one of that kind.

Posted By Desertchick in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

GemSelect website simple to use. I recommend it to non-trade clients looking for gems.

Posted By GemJocky 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

I am never let down by GemSelect. I love that you get the exact stone you want. Shipping is always in a few days. I have spread the word about GemSelect on social media jewelry creating groups that I attend. This sapphire is going to make one gorgeous ring

Posted By Desertchick in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Enjoyed shopping.

Posted By Chris in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very good Hoping you will increase your inventory especially in the 6mm Thanks

Posted By Ibie in February, 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

Great website, no hassle, easy check out and found everything I needed quickly

Posted By Chris in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I have found GemSelect to have the best selections of quality stones at a reasonable price. I like the packaging and the report availability.

Posted By Sam in March, 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