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

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ID: 705799
Weight: 0.75ct
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Price: $ 6.30
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ID: 551377
Weight: 1.47ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 5.53
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ID: 608189
Weight: 1.81ct
Size: 8 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 16.73
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ID: 722826
Weight: 0.67ct
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 20.10
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ID: 700049
Weight: 0.73ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Price: $ 7.01
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ID: 599812
Weight: 2.22ct
Size: 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 29.02
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ID: 546468
Weight: 1.75ct
Size: 7 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 13.86
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ID: 486205
Weight: 5.84ct
Size: 13.7 x 10.6 mm
Clarity: Translucent
Content: 1 pc
Price: $ 49.06
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ID: 491152
Weight: 5.41ct
Size: 9.5 x 8.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 189.35
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ID: 554042
Weight: 1.21ct
Size: 7 x 5 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 31.94
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ID: 387994
Weight: 3.21ct (total)
Size: 4.6 x 4.6 mm
Clarity: VVS-VS
Content: 6 pcs
Price: $ 21.19
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ID: 693374
Weight: 36.92ct
Size: 36.9 x 11.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 13.30
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ID: 489717
Weight: 2.38ct (total)
Size: 4.5 mm (calibrated)
Clarity: VVS-VS
Content: 6 pcs
Price: $ 47.12
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ID: 472518
Weight: 4.86ct
Size: 10.4 x 9.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 19.25
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ID: 481439
Weight: 1.55ct
Size: 6.5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 44.53
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ID: 555320
Weight: 26.28ct
Size: 15 x 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 31.92
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ID: 553004
Weight: 6.70ct (total)
Size: 9 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 35.38
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ID: 485600
Weight: 29.53ct (total)
Size: 14 x 14 mm (calibrated)
Clarity: Translucent
Content: 4 pcs
Price: $ 38.98
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ID: 706454
Weight: 10.54ct
Size: 14.3 x 12.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 21.50
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ID: 504086
Weight: 2.17ct
Size: 7.7 x 7.6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 15.30
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ID: 612858
Weight: 0.44ct
Size: 5.5 x 3.8 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 18.00
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ID: 418344
Weight: 9.14ct
Size: 14.9 x 11.6 mm
Clarity: Translucent
Content: 1 pc
Price: $ 18.10
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ID: 664656
Weight: 1.98ct
Size: 10.1 x 5.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 9.50
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ID: 387472
Weight: 2.78ct (total)
Size: 4.6 x 4.5 mm
Clarity: VVS-VS
Content: 6 pcs
Price: $ 18.35
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ID: 686313
Weight: 0.25ct
Size: 3 x 3 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 8.58
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ID: 687975
Weight: 1.53ct
Size: 7 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 1.84
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ID: 708324
Weight: 7.52ct
Size: 14.9 x 12.3 mm
Clarity: Transparent
Content: 1 pc
Price: $ 54.14
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ID: 692522
Weight: 19.13ct
Size: 18.2 x 14.1 mm
Clarity: VS
Content: 1 pc
Price: $ 160.69
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ID: 569910
Weight: 2.79ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 20.56
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ID: 725290
Weight: 5.27ct
Size: 11 x 9.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 6.01
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ID: 435935
Weight: 1.82ct
Size: 10 x 8 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 12.01
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ID: 461516
Weight: 1.19ct (total)
Size: 4.2 x 3.5 mm
Clarity: VS
Content: 4 pcs
Price: $ 157.08
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ID: 687091
Weight: 6.26ct (total)
Size: 15 x 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 18.48
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ID: 463294
Weight: 1.38ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 27.32
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ID: 561767
Weight: 2.64ct
Size: 10.9 x 8 mm
Clarity: SI
Content: 1 pc
Price: $ 139.39
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ID: 710256
Weight: 7.04ct
Size: 16.9 x 11.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 20.53
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ID: 596436
Weight: 0.69ct
Size: 6 x 4 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 23.53
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ID: 499256
Weight: 1.80ct
Size: 7 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 32.32
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ID: 517464
Weight: 21.12ct (total)
Size: 20.4 x 10.1 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 24.82
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ID: 722813
Weight: 0.59ct
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 17.70
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ID: 387580
Weight: 3.22ct (total)
Size: 4.6 x 4.6 mm
Clarity: VVS-VS
Content: 6 pcs
Price: $ 21.25
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ID: 686718
Weight: 11.97ct (total)
Size: 16.8 x 15.9 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 35.34
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ID: 712037
Weight: 0.47ct
Size: 6 x 4 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 1.25
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ID: 476872
Weight: 28.65ct
Size: 19.2 x 14 mm
Clarity: Opaque
Content: 1 pc
Price: $ 113.46
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ID: 530083
Weight: 1.79ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 16.54
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ID: 692973
Weight: 25.96ct
Size: 37.5 x 9.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 9.35
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ID: 727308
Weight: 0.45ct
Size: 7 x 5 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 13.50
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ID: 451037
Weight: 1.43ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 13.21
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ID: 533347
Weight: 1.76ct
Size: 8 x 6.6 mm
Clarity: VS
Content: 1 pc
Price: $ 33.13
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ID: 719351
Weight: 4.38ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 131.40
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ID: 704466
Weight: 28.11ct
Size: 36.2 x 10.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 6.74
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ID: 238083
Weight: 0.74ct
Size: 7 x 3.6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 97.68
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ID: 610344
Weight: 16.73ct (total)
Size: 19 x 13.2 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 22.08
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ID: 618116
Weight: 1.00ct
Size: 6 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 47.41
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ID: 654642
Weight: 1.93ct
Size: 8 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 16.21
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ID: 437918
Weight: 2.56ct
Size: 9 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 98.56
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ID: 428616
Weight: 3.52ct
Size: 11.8 x 9 mm
Clarity: VS
Content: 1 pc
Price: $ 27.88
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ID: 716378
Weight: 0.54ct
Size: 7.2 x 4.2 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 34.34
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ID: 596424
Weight: 8.68ct
Size: 16 x 16 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 33.86
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ID: 546743
Weight: 1.28ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 10.14
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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 -> 8 star ratings

great experience

Posted By T in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

When I need a specific stone, gem select is my go to shop. Always a good experience and a great product.

Posted By LeAnn in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I trust this company to deliver exactly what is offered. I have never had to return a selection of Gems. I appreciate the company's detailed description of their product. It helps this customer find mounts before the gems arrive. Any day of the year one can find a wide selection of gems, be it by price, color, cut, lot or single. Pricing does not jump all over the place and stays reasonable. Be assured your items will arrive in perfect condition as the company's shipping department does a great job.

Posted By Miss Sherrie in August, 2024
Source: Bizrate

Overall Rating -> 8 star ratings

everything was fine

Posted By Marc in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Ive been looking for a place to buy loose gemstones for years and was thrilled when I found this site

Posted By Bern in October, 2024
Source: Bizrate

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 -> 9 star ratings

I love the gems!

Posted By MM in April, 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

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

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 -> 8 star ratings

great experience

Posted By T in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

When I need a specific stone, gem select is my go to shop. Always a good experience and a great product.

Posted By LeAnn in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I trust this company to deliver exactly what is offered. I have never had to return a selection of Gems. I appreciate the company's detailed description of their product. It helps this customer find mounts before the gems arrive. Any day of the year one can find a wide selection of gems, be it by price, color, cut, lot or single. Pricing does not jump all over the place and stays reasonable. Be assured your items will arrive in perfect condition as the company's shipping department does a great job.

Posted By Miss Sherrie in August, 2024
Source: Bizrate

Overall Rating -> 8 star ratings

everything was fine

Posted By Marc in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Ive been looking for a place to buy loose gemstones for years and was thrilled when I found this site

Posted By Bern in October, 2024
Source: Bizrate

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 -> 9 star ratings

I love the gems!

Posted By MM in April, 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

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

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