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

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ID: 500970
Weight: 5.59ct
Size: 12 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 51.65
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ID: 691673
Weight: 0.50ct
Size: 4.7 x 4.2 mm
Clarity: VVS
Content: 1 pc
Price: $ 42.00
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ID: 655936
Weight: 0.76ct
Size: 7.1 x 6.6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 18.24
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ID: 394628
Weight: 1.16ct
Size: 7.7 x 5.5 mm
Clarity: VS
Content: 1 pc
Price: $ 57.02
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ID: 695626
Weight: 2.58ct
Size: 10.2 x 8.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 7.12
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ID: 437766
Weight: 1.54ct
Size: 16.2 x 3.7 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 46.20
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ID: 568845
Weight: 18.36ct
Size: 28.2 x 18.7 mm
Clarity: Translucent
Content: 1 pc
Price: $ 18.90
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ID: 679216
Weight: 25.69ct
Size: 25.7 x 15.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 154.14
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ID: 571507
Weight: 1.73ct
Size: 12 x 5.1 mm
Clarity: VS
Content: 1 pc
Price: $ 11.42
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ID: 720279
Weight: 1.14ct
Size: 6.4 x 5.4 mm
Clarity: VS
Content: 1 pc
Price: $ 109.73
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ID: 553134
Weight: 2.05ct
Size: 7 x 7 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 46.33
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ID: 446567
Weight: 5.19ct
Size: 13 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 17.14
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ID: 432833
Weight: 42.25ct
Size: 28.5 x 27.4 mm
Clarity: Translucent
Content: 1 pc
Price: $ 35.50
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ID: 566685
Weight: 1.26ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 8.32
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ID: 367189
Weight: 7.17ct
Size: 15.3 x 9 mm
Clarity: VVS
Content: 1 pc
Price: $ 44.32
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ID: 619775
Weight: 25.40ct (total)
Size: 20 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 67.06
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ID: 646541
Weight: 0.56ct (total)
Size: 3.7 mm
Clarity: VS
Content: 2 pcs
Price: $ 16.80
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ID: 686074
Weight: 0.20ct (total)
Size: 2.6 x 2.6 mm
Clarity: VS
Content: 2 pcs
Price: $ 9.60
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ID: 544025
Weight: 2.32ct
Size: 8.1 x 6.3 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 46.68
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ID: 656181
Weight: 3.48ct
Size: 10 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 5.42
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ID: 439651
Weight: 6.72ct
Size: 12 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 120.96
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ID: 656199
Weight: 0.79ct
Size: 7 x 7 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 18.96
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ID: 350312
Weight: 1.96ct
Size: 17.8 x 3.7 mm
Clarity: VS
Content: 1 pc
Price: $ 56.92
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ID: 673272
Weight: 26.04ct
Size: 30 x 22 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 31.25
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ID: 725849
Weight: 0.74ct
Size: 6 x 6 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 7.10
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ID: 326232
Weight: 4.75ct (total)
Size: 8.3 x 6.6 mm
Clarity: Transparent/Translucent
Content: 2 pcs
Price: $ 16.92
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ID: 531861
Weight: 3.77ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 19.91
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ID: 537120
Weight: 1.96ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 25.87
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ID: 731008
Weight: 8.82ct
Size: 20 x 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 10.80
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ID: 516392
Weight: 28.34ct
Size: 24 x 16 mm
Clarity: Opaque
Content: 1 pc
Price: $ 33.29
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ID: 548166
Weight: 1.78ct
Size: 7 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 36.06
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ID: 578693
Weight: 6.86ct (total)
Size: 12 x 10 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 52.82
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ID: 449635
Weight: 4.61ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 30.43
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ID: 364411
Weight: 1.08ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 57.02
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ID: 451157
Weight: 1.60ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 14.78
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ID: 423025
Weight: 21.41ct (total)
Size: 8 mm (calibrated)
Clarity: Translucent
Content: 6 pcs
Price: $ 28.26
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ID: 481881
Weight: 1.42ct
Size: 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 40.82
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ID: 664685
Weight: 1.33ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 28.73
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ID: 451226
Weight: 1.57ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 13.19
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ID: 544414
Weight: 1.18ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 8.81
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ID: 658707
Weight: 10.16ct
Size: 14.7 x 13.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 14.88
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ID: 463331
Weight: 3.73ct (total)
Size: 12 x 6.2 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 49.38
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ID: 651062
Weight: 1.65ct
Size: 8 x 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 13.86
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ID: 712419
Weight: 2.83ct
Size: 10 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 7.54
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ID: 482528
Weight: 30.68ct
Size: 30 x 22 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 22.27
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ID: 664612
Weight: 4.23ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 91.37
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ID: 593623
Weight: 2.32ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 14.29
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ID: 514072
Weight: avg. 1.57 ct / each
Size: 7 x 7 mm (calibrated)
Clarity: VVS-VS
Price: $ 10.37
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ID: 682823
Weight: 0.51ct
Size: 5.7 x 3.7 mm
Clarity: VVS
Content: 1 pc
Price: $ 9.18
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ID: 719498
Weight: 0.69ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 5.80
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ID: 537799
Weight: 1.45ct
Size: 10.2 x 4.3 mm
Clarity: VS
Content: 1 pc
Price: $ 132.07
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ID: 533960
Weight: 1.54ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 11.86
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ID: 531219
Weight: 10.64ct
Size: 15 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 15.31
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ID: 610605
Weight: avg. 0.19 ct / each
Size: 5.2 x 2.6 mm
Clarity: Transparent
Price: $ 1.47
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ID: 625260
Weight: 1.03ct
Size: 5.5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 21.02
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ID: 442958
Weight: 3.62ct (total)
Size: 8 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 9.55
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ID: 595172
Weight: 1.09ct
Size: 7 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 100.72
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ID: 699624
Weight: 0.80ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 7.68
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ID: 733049
Weight: 0.59ct
Size: 6.2 x 4.2 mm
Clarity: Transparent
Content: 1 pc
Price: $ 24.78
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ID: 712635
Weight: 1.80ct
Size: 9 x 6 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 4.80
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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

Appreciated the selection. Jadeite is hard to find under $100. Website has alot of variety.

Posted By Jess in February, 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 -> 8 star ratings

Excellent selection of stones -including ones I had never heard of before -nice site and fairly easy to use

Posted By DrD in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Everything went well, the payment options are easily declined but, but once sorted out, everything is smooth. I have bought from GemSelect before and am consistently satisfied with them.

Posted By Gabe in August, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Enjoyed shopping.

Posted By Chris in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I'm happy.

Posted By Ray in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very surprised how quick and efficient it was to checkout and pay. Also found exactly what I was looking for no issues.

Posted By Watson in May, 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

Im not a jeweler, I buy for my personal use. My dad was a jewelry maker and I love gemstones.

Posted By Andie in September, 2024
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

Appreciated the selection. Jadeite is hard to find under $100. Website has alot of variety.

Posted By Jess in February, 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 -> 8 star ratings

Excellent selection of stones -including ones I had never heard of before -nice site and fairly easy to use

Posted By DrD in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Everything went well, the payment options are easily declined but, but once sorted out, everything is smooth. I have bought from GemSelect before and am consistently satisfied with them.

Posted By Gabe in August, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Enjoyed shopping.

Posted By Chris in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I'm happy.

Posted By Ray in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very surprised how quick and efficient it was to checkout and pay. Also found exactly what I was looking for no issues.

Posted By Watson in May, 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

Im not a jeweler, I buy for my personal use. My dad was a jewelry maker and I love gemstones.

Posted By Andie in September, 2024
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