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

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ID: 708814
Weight: 3.12ct
Size: 15.2 x 9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 94.50
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ID: 320213
Weight: 1.37ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 81.38
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ID: 514323
Weight: 3.79ct
Size: 12 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 35.66
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ID: 676489
Weight: 3.71ct
Size: 10.5 mm
Clarity: VVS
Content: 1 pc
Price: $ 31.16
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ID: 501976
Weight: 1.60ct
Size: 14.2 x 3.8 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 52.80
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ID: 389216
Weight: 1.20ct
Size: 7.3 x 6.1 mm
Clarity: VS
Content: 1 pc
Price: $ 79.20
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ID: 694217
Weight: 0.83ct
Size: 9.4 x 3.7 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 24.90
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ID: 389508
Weight: 3.56ct (total)
Size: 8.1 x 7 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 23.50
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ID: 571258
Weight: 1.72ct
Size: 9 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 144.48
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ID: 730758
Weight: 15.06ct
Size: 22.2 x 15.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 18.43
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ID: 472521
Weight: 7.47ct
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 29.58
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ID: 608478
Weight: 3.51ct (total)
Size: 8 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 64.86
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ID: 453830
Weight: 3.00ct
Size: 12.6 x 8.6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 27.72
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ID: 674120
Weight: 2.15ct
Size: 12 x 8 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 30.50
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ID: 662651
Weight: 1.46ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VVS
Content: 2 pcs
Price: $ 12.26
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ID: 426754
Weight: 6.58ct (total)
Size: 9 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 30.40
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ID: 509898
Weight: 0.92ct
Size: 6 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 36.43
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ID: 503520
Weight: 2.98ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 8 pcs
Price: $ 27.54
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ID: 418625
Weight: 21.38ct (total)
Size: 17.1 x 11.9 mm
Clarity: Translucent
Content: 3 pcs
Price: $ 42.34
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ID: 696496
Weight: 46.78ct
Size: 32.7 x 23.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 84.20
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ID: 437642
Weight: 1.50ct
Size: 6.5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 39.60
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ID: 672678
Weight: 1.33ct
Size: 9 x 7 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 31.92
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ID: 694472
Weight: 18.61ct
Size: 18 x 18 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 156.32
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ID: 492865
Weight: 4.79ct
Size: 14 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 34.66
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ID: 487388
Weight: 73.63ct
Size: 50.3 x 31.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 54.42
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ID: 435425
Weight: 10.86ct
Size: 15 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 35.54
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ID: 693978
Weight: 2.37ct
Size: 7 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 78.58
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ID: 634973
Weight: 2.18ct
Size: 10 x 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 18.31
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ID: 377033
Weight: 33.65ct
Size: 30 x 22 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 22.20
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ID: 714460
Weight: 0.72ct
Size: 5 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 21.60
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ID: 715742
Weight: 0.48ct
Size: 5.5 x 4.2 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 30.53
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ID: 597738
Weight: 0.48ct
Size: 4.5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 17.60
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ID: 518194
Weight: 1.38ct
Size: 7.4 x 6.1 mm
Clarity: VS
Content: 1 pc
Price: $ 27.32
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ID: 699796
Weight: 1.30ct (total)
Size: 5.3 x 5.1 mm
Clarity: VS
Content: 2 pcs
Price: $ 12.48
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ID: 573246
Weight: 1.21ct
Size: 7 x 5 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 31.94
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ID: 707958
Weight: 3.22ct
Size: 13 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 3.10
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ID: 715545
Weight: 4.24ct
Size: 12 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 40.70
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ID: 471056
Weight: 2.61ct
Size: 8.5 x 8.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 24.12
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ID: 450962
Weight: 1.58ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 14.60
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ID: 686076
Weight: 0.18ct (total)
Size: 2.6 x 2.5 mm
Clarity: VS
Content: 2 pcs
Price: $ 8.64
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ID: 410127
Weight: 3.29ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 21.72
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ID: 722693
Weight: 11.15ct
Size: 16.8 x 14 mm
Clarity: Translucent
Content: 1 pc
Price: $ 93.66
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ID: 390672
Weight: 2.11ct
Size: 8.5 x 7.1 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 75.46
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ID: 665039
Weight: 1.18ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 12.74
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ID: 532521
Weight: 3.97ct
Size: 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 28.82
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ID: 548522
Weight: 0.95ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 285.00
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ID: 673250
Weight: 10.63ct (total)
Size: 20.2 x 11.7 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 29.98
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ID: 467906
Weight: 4.44ct (total)
Size: 3.2 mm
Clarity: Transparent
Content: 23 pcs
Price: $ 29.30
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ID: 608306
Weight: 2.60ct (total)
Size: 7 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 48.05
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ID: 471273
Weight: 40.18ct
Size: 28.7 x 17.7 mm
Clarity: Translucent
Content: 1 pc
Price: $ 82.74
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ID: 617610
Weight: 33.09ct
Size: 38.6 x 19.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 31.44
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ID: 609401
Weight: 5.37ct
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 54.94
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ID: 724691
Weight: 1.07ct
Size: 10 x 5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 32.10
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ID: 710376
Weight: 3.05ct
Size: 10 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 25.62
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ID: 689786
Weight: 0.72ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 21.60
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ID: 534235
Weight: 1.44ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 13.31
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ID: 519791
Weight: 38.65ct
Size: 21.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 45.41
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ID: 480811
Weight: 3.27ct (total)
Size: 4 x 3.8 mm
Clarity: Transparent
Content: 30 pcs
Price: $ 27.97
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ID: 315516
Weight: 3.18ct
Size: 11 x 7.7 mm
Clarity: Transparent
Content: 1 pc
Price: $ 11.75
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ID: 292885
Weight: 9.25ct
Size: 18.3 x 9.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 33.58
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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

I did not have any problems

Posted By Clilrichard in January, 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

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

Overall Rating -> 10 star ratings

Excellent selection and easy to use, well done site

Posted By Steph in December, 2024
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 -> 10 star ratings

Good. I ts very user friendly.

Posted By Shalini in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Helpselect accomplished all personal growth goals

Posted By Mike in October, 2024
Source: Bizrate

Overall Rating -> 8 star ratings

Love the ease of access. Easy to find what you are looking for, and fair pricing.

Posted By NickBehnke in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Had no difficulty with the website. The only difficulty I had today was making the choice of what I wanted to purchase. There are just so many delicious stones to choose from!!

Posted By Desertchick in July, 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 -> 9 star ratings

I did not have any problems

Posted By Clilrichard in January, 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

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

Overall Rating -> 10 star ratings

Excellent selection and easy to use, well done site

Posted By Steph in December, 2024
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 -> 10 star ratings

Good. I ts very user friendly.

Posted By Shalini in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Helpselect accomplished all personal growth goals

Posted By Mike in October, 2024
Source: Bizrate

Overall Rating -> 8 star ratings

Love the ease of access. Easy to find what you are looking for, and fair pricing.

Posted By NickBehnke in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Had no difficulty with the website. The only difficulty I had today was making the choice of what I wanted to purchase. There are just so many delicious stones to choose from!!

Posted By Desertchick in July, 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