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

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ID: 715658
Weight: 1.55ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 14.88
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ID: 713728
Weight: 0.72ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 12.10
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ID: 620029
Weight: 12.25ct
Size: 16 x 16 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 61.93
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ID: 533536
Weight: 1.45ct
Size: 8 x 8 mm (calibrated)
Clarity: VS
Price: $ 11.53
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ID: 695060
Weight: 0.54ct
Size: 5.1 x 4.2 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 19.44
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ID: 724770
Weight: 1.17ct
Size: 10 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 35.10
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ID: 594871
Weight: 1.00ct
Size: 5.2 x 5.2 mm
Clarity: SI
Content: 1 pc
Price: $ 23.76
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ID: 447563
Weight: 2.25ct
Size: 8.1 x 7.5 mm
Clarity: VS
Content: 1 pc
Price: $ 97.03
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ID: 530067
Weight: 2.24ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 17.74
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ID: 425822
Weight: 1.97ct
Size: 8 x 6.6 mm
Clarity: VS
Content: 1 pc
Price: $ 81.58
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ID: 718176
Weight: 0.02ct
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 19.20
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ID: 715712
Weight: 0.96ct
Size: 6.1 x 5.1 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 61.06
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ID: 531865
Weight: 3.33ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 17.58
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ID: 439682
Weight: 0.87ct
Size: 5.8 x 4.8 mm
Clarity: VS
Content: 1 pc
Price: $ 32.16
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ID: 394393
Weight: 7.38ct
Size: 12 x 12 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 48.71
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ID: 450458
Weight: 7.27ct
Size: 13 x 13 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 67.18
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ID: 475226
Weight: 1.89ct
Size: 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 17.46
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ID: 619177
Weight: 14.77ct (total)
Size: 18 x 13 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 38.99
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ID: 563863
Weight: 2.71ct
Size: 10 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 17.89
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ID: 567686
Weight: 1.40ct
Size: 6 x 6 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 31.42
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ID: 708813
Weight: 4.44ct
Size: 15.7 x 10.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 134.48
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ID: 491381
Weight: 44.83ct
Size: 33.8 x 32.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 79.30
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ID: 650966
Weight: 1.42ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 13.63
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ID: 671482
Weight: 13.43ct
Size: 22.9 x 15 mm
Clarity: Translucent
Content: 1 pc
Price: $ 34.64
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ID: 736376
Weight: 1.67ct
Size: 9 x 7 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 58.92
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ID: 400740
Weight: 4.39ct
Size: 9.5 x 9.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 28.98
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ID: 732833
Weight: 0.33ct
Size: 4 x 4 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 13.86
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ID: 710309
Weight: 5.27ct
Size: 14 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 15.37
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ID: 597763
Weight: 8.91ct
Size: 18 x 13 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 117.61
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ID: 516388
Weight: 31.32ct
Size: 20 x 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 36.79
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ID: 462935
Weight: 2.10ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 69.96
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ID: 479235
Weight: 1.28ct
Size: 9.9 x 5.1 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 13.51
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ID: 497577
Weight: 2.06ct
Size: 8.4 x 6.9 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 54.38
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ID: 474858
Weight: 1.83ct
Size: 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 16.91
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ID: 685711
Weight: 1.56ct
Size: 7.7 x 6.5 mm
Clarity: VS
Content: 1 pc
Price: $ 28.72
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ID: 399395
Weight: 41.12ct (total)
Size: 35.5 x 14.7 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 49.34
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ID: 714934
Weight: 2.87ct
Size: 9 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 7.44
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ID: 363176
Weight: 22.84ct
Size: 24.7 x 19.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 60.30
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ID: 512901
Weight: 2.28ct
Size: 9 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 49.33
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ID: 733145
Weight: 3.76ct
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 33.97
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ID: 529165
Weight: 1.46ct
Size: 6 x 6 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 127.20
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ID: 714105
Weight: 0.36ct
Size: 4.2 mm
Clarity: SI
Content: 1 pc
Price: $ 10.80
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ID: 661869
Weight: 1.60ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 38.40
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ID: 572343
Weight: 1.22ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 38.65
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ID: 701919
Weight: 14.52ct
Size: 16 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 87.12
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ID: 430975
Weight: 8.83ct
Size: 15 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 22.97
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ID: 420009
Weight: 12.13ct
Size: 18 x 13 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 48.04
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ID: 597025
Weight: 4.26ct
Size: 13 x 9.5 mm
Clarity: VVS
Content: 1 pc
Price: $ 33.74
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ID: 625270
Weight: 0.81ct
Size: 6.9 x 4.3 mm
Clarity: Transparent
Content: 1 pc
Price: $ 3.20
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ID: 698541
Weight: 0.91ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 7.64
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ID: 720254
Weight: 1.02ct
Size: 6 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 146.88
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ID: 717445
Weight: 1.47ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 29.99
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ID: 737138
Weight: 2.01ct
Size: 9 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 90.45
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ID: 384197
Weight: 20.90ct (total)
Size: 16 x 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 82.76
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ID: 725928
Weight: 1.27ct
Size: 6.9 x 5.9 mm
Clarity: VS
Content: 1 pc
Price: $ 107.82
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ID: 455778
Weight: 2.48ct
Size: 12.1 x 6.1 mm
Clarity: VS
Content: 1 pc
Price: $ 22.92
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ID: 478524
Weight: 0.73ct
Size: 6 x 4.3 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 25.73
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ID: 712350
Weight: 5.19ct
Size: 16 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 13.82
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ID: 718025
Weight: 0.63ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 18.90
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ID: 560663
Weight: 2.52ct
Size: 9.2 x 7.4 mm
Clarity: VS
Content: 1 pc
Price: $ 56.54
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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 -> 9 star ratings

the gems were smaller than I thought but I was at fault for not reading the complete discrimination

Posted By Tim in May, 2025
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

Good. I ts very user friendly.

Posted By Shalini in June, 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 enjoy doing buisness with GemSelect. It is always a pleasure and you get what you ordered!

Posted By Ballpark in December, 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 -> 9 star ratings

I wish there were options for jewelry settings

Posted By Tim in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I love the quality, presentation and the price of the stones. I love the identification card - report they send with each stone.

Posted By Dia in March, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Been using them for years! Very satisfied with the products.

Posted By PI SC in May, 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 -> 9 star ratings

the gems were smaller than I thought but I was at fault for not reading the complete discrimination

Posted By Tim in May, 2025
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

Good. I ts very user friendly.

Posted By Shalini in June, 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 enjoy doing buisness with GemSelect. It is always a pleasure and you get what you ordered!

Posted By Ballpark in December, 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 -> 9 star ratings

I wish there were options for jewelry settings

Posted By Tim in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I love the quality, presentation and the price of the stones. I love the identification card - report they send with each stone.

Posted By Dia in March, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Been using them for years! Very satisfied with the products.

Posted By PI SC in May, 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