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

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ID: 502119
Weight: 6.48ct
Size: 12.9 x 9.9 mm
Clarity: VS
Content: 1 pc
Price: $ 730.27
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ID: 567804
Weight: 6.05ct
Size: 11 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 15.24
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ID: 382053
Weight: 1.81ct
Size: 6.4 x 6.1 mm
Clarity: SI
Content: 1 pc
Price: $ 4,630.51
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ID: 439316
Weight: 4.78ct
Size: 10 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 296.56
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ID: 611705
Weight: 18.50ct
Size: 18 x 18 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 61.38
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ID: 332291
Weight: 2.38ct
Size: 9.5 x 7 mm
Clarity: VS
Content: 1 pc
Price: $ 113.10
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ID: 528677
Weight: 41.36ct
Size: 27 x 20 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 109.19
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ID: 521004
Weight: 83.06ct
Size: 32.6 x 24.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 219.28
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ID: 567151
Weight: 8.25ct
Size: 14 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 24.94
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ID: 503725
Weight: avg. 0.68 ct / each
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Price: $ 5.27
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ID: 338830
Weight: 4.35ct
Size: 11 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 45.94
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ID: 386669
Weight: 9.50ct
Size: 12.5 x 10.1 mm
Clarity: Transparent
Content: 1 pc
Price: $ 362.38
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ID: 645934
Weight: 14.38ct
Size: 23.2 x 16.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 8.11
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ID: 686075
Weight: 0.22ct (total)
Size: 2.6 x 2.5 mm
Clarity: VS
Content: 2 pcs
Price: $ 10.56
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ID: 397512
Weight: 11.40ct
Size: 14 x 14 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 75.24
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ID: 669204
Weight: 18.53ct
Size: 29.7 x 11.2 mm
Clarity: Transparent
Content: 1 pc
Price: $ 400.25
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ID: 450417
Weight: 8.35ct
Size: 15 x 11.6 mm
Clarity: VVS
Content: 1 pc
Price: $ 77.16
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ID: 398363
Weight: 13.86ct
Size: 16.3 x 14.3 mm
Clarity: VS
Content: 1 pc
Price: $ 871.03
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ID: 531017
Weight: 1.50ct
Size: 7.1 x 6 mm
Clarity: VS
Content: 1 pc
Price: $ 167.32
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ID: 714475
Weight: 4.15ct
Size: 12.8 x 8.4 mm
Clarity: VVS
Content: 1 pc
Price: $ 622.50
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ID: 528670
Weight: 35.81ct
Size: 27 x 20 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 94.54
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ID: 495949
Weight: 1.19ct
Size: 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 66.77
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ID: 447424
Weight: 66.88ct
Size: 31.7 x 25.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 64.20
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ID: 375266
Weight: 2.92ct
Size: 8.4 x 6.7 mm
Clarity: VS
Content: 1 pc
Price: $ 102.20
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ID: 475034
Weight: 1.82ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 7.21
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ID: 338882
Weight: 2.12ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VS-SI
Content: 2 pcs
Price: $ 97.94
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ID: 491713
Weight: 83.94ct (total)
Size: 23 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 98.62
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ID: 392385
Weight: 8.20ct
Size: 12 x 12 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 54.12
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ID: 268772
Weight: 16.89ct
Size: 17 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 55.73
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ID: 332275
Weight: 2.50ct
Size: 9.7 x 7.5 mm
Clarity: VS
Content: 1 pc
Price: $ 99.00
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ID: 449386
Weight: 2.60ct
Size: 21.1 x 4 mm
Clarity: VVS
Content: 1 pc
Price: $ 85.80
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ID: 575232
Weight: 35.80ct
Size: 36.6 x 19.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 141.77
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ID: 414944
Weight: 7.36ct
Size: 11 x 11 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 40.48
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ID: 567740
Weight: 6.99ct
Size: 12 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 17.61
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ID: 407381
Weight: 10.86ct
Size: 15.6 x 13 mm
Clarity: VS
Content: 1 pc
Price: $ 430.06
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ID: 691669
Weight: 0.63ct
Size: 5.2 x 4.2 mm
Clarity: VVS
Content: 1 pc
Price: $ 52.92
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ID: 458407
Weight: 1.33ct (total)
Size: 4.4 x 3.5 mm
Clarity: VS
Content: 4 pcs
Price: $ 146.30
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ID: 401034
Weight: 39.74ct
Size: 25 x 18 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 78.68
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ID: 530667
Weight: 1.74ct
Size: 6.6 x 6.4 mm
Clarity: VS
Content: 1 pc
Price: $ 135.72
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ID: 658616
Weight: 121.07ct
Size: 45.1 x 40.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 248.44
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ID: 492445
Weight: 57.85ct
Size: 31.4 x 30.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 687.31
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ID: 499196
Weight: 2.78ct
Size: 12 x 5.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 550.44
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ID: 415384
Weight: 1.10ct
Size: 6.7 x 5.8 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 726.00
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ID: 504713
Weight: 2.06ct
Size: 8.5 x 6.7 mm
Clarity: VS
Content: 1 pc
Price: $ 90.64
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ID: 699676
Weight: 54.75ct
Size: 36.9 x 23.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 46.00
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ID: 693718
Weight: 8.99ct
Size: 14.9 x 10.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 26.97
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ID: 494033
Weight: 8.17ct
Size: 13.8 x 12.7 mm
Clarity: Translucent
Content: 1 pc
Price: $ 26.96
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ID: 348795
Weight: 61.25ct
Size: 39.6 x 25 mm
Clarity: Opaque
Content: 1 pc
Price: $ 80.86
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ID: 582246
Weight: 18.42ct
Size: 24.7 x 16.5 mm
Clarity: Translucent
Content: 1 pc
Price: $ 132.76
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ID: 477047
Weight: 33.92ct
Size: 23 x 15.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 122.11
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ID: 522986
Weight: 20.55ct
Size: 31.9 x 16.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 135.64
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ID: 447709
Weight: 31.05ct
Size: 30 x 22 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 122.96
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ID: 601393
Weight: 25.47ct (total)
Size: 32.9 x 14.6 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 135.48
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ID: 690787
Weight: 8.80ct
Size: 13 x 13 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 206.66
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ID: 488996
Weight: 33.54ct
Size: 20.5 x 18.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 68.05
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ID: 526385
Weight: 3.92ct
Size: 11.5 x 8.2 mm
Clarity: Translucent
Content: 1 pc
Price: $ 41.40
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ID: 573852
Weight: 2.16ct
Size: 8 x 6 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 51.84
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ID: 644905
Weight: 2.38ct
Size: 10 x 8 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 28.67
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ID: 559502
Weight: 1.87ct
Size: 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 7.12
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ID: 484392
Weight: 5.89ct
Size: 13.7 x 10.5 mm
Clarity: Translucent
Content: 1 pc
Price: $ 38.88
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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

Love beauty, color, quality, and price of these gems. Personal projects and will come here soon and everytime.

Posted By Darkstar in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

went well

Posted By Doug in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Helpselect accomplished all personal growth goals

Posted By Mike in October, 2024
Source: Bizrate

Overall Rating -> 7 star ratings

Excited to see

Posted By Ss in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I would recommend gem select yo everyone Fast service and no problems

Posted By Steve in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I found exactly what I was looking for and ordered it. I like how you give information on the stones I'm buying. Glad I found you!

Posted By TheP in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Good shopping experience. Website is relatively easy to use. Prices are good.

Posted By Bleep in August, 2024
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

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

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

Love beauty, color, quality, and price of these gems. Personal projects and will come here soon and everytime.

Posted By Darkstar in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

went well

Posted By Doug in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Helpselect accomplished all personal growth goals

Posted By Mike in October, 2024
Source: Bizrate

Overall Rating -> 7 star ratings

Excited to see

Posted By Ss in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I would recommend gem select yo everyone Fast service and no problems

Posted By Steve in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I found exactly what I was looking for and ordered it. I like how you give information on the stones I'm buying. Glad I found you!

Posted By TheP in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Good shopping experience. Website is relatively easy to use. Prices are good.

Posted By Bleep in August, 2024
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

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

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