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

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ID: 672474
Weight: 24.69ct
Size: 28.4 x 20.2 mm
Clarity: Translucent
Content: 1 pc
Price: $ 29.63
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ID: 465407
Weight: 5.10ct
Size: 14 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 44.63
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ID: 712438
Weight: 6.01ct
Size: 15.8 x 9.9 mm
Clarity: Translucent
Content: 1 pc
Price: $ 16.01
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ID: 660216
Weight: 1.37ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 32.88
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ID: 684247
Weight: 15.89ct
Size: 21.8 x 16.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 20.40
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ID: 710241
Weight: 4.83ct
Size: 12.4 x 7.3 mm
Clarity: VS
Content: 1 pc
Price: $ 153.60
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ID: 714200
Weight: 3.53ct
Size: 11 x 11 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 190.62
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ID: 491480
Weight: 9.63ct (total)
Size: 10 x 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 28.22
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ID: 708306
Weight: 5.81ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 9.62
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ID: 372688
Weight: 4.84ct (total)
Size: 9.1 x 4.5 mm
Clarity: VS
Content: 5 pcs
Price: $ 38.33
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ID: 613893
Weight: 14.01ct
Size: 20 x 10 mm
Clarity: Opaque
Content: 1 pc
Price: $ 55.48
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ID: 492623
Weight: 9.19ct (total)
Size: 14 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 66.48
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ID: 721552
Weight: 4.97ct
Size: 15.4 x 8.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 17.89
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ID: 645219
Weight: 3.18ct (total)
Size: 7 x 7 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 7.63
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ID: 593289
Weight: 2.01ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 79.60
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ID: 712481
Weight: 20.86ct (total)
Size: 16 x 12 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 55.57
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ID: 500972
Weight: 6.16ct
Size: 12 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 56.92
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ID: 384515
Weight: 19.54ct
Size: 25.8 x 14.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 77.38
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ID: 490732
Weight: 4.70ct
Size: 14 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 34.13
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ID: 699114
Weight: 3.30ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 27.72
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ID: 683052
Weight: 0.13ct
Size: 3 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 74.51
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ID: 659975
Weight: 3.99ct (total)
Size: 7 x 7 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 9.62
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ID: 723723
Weight: 1.71ct
Size: 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 16.42
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ID: 675002
Weight: 3.03ct
Size: 10 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 25.45
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ID: 734987
Weight: 4.25ct
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 21.25
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ID: 645885
Weight: 12.22ct
Size: 18.2 x 16.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 38.12
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ID: 668896
Weight: 8.12ct
Size: 22.7 x 7.7 mm
Clarity: Transparent
Content: 1 pc
Price: $ 175.39
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ID: 472342
Weight: 11.84ct
Size: 16.1 x 13.2 mm
Clarity: Translucent
Content: 1 pc
Price: $ 109.40
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ID: 724140
Weight: 1.53ct
Size: 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 14.69
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ID: 511091
Weight: 7.00ct (total)
Size: 12 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 55.44
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ID: 610343
Weight: 14.91ct (total)
Size: 19.5 x 12.9 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 19.68
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ID: 725313
Weight: 11.50ct
Size: 14.9 x 12.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 13.12
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ID: 692438
Weight: 0.76ct
Size: 5.9 x 5.2 mm
Clarity: VS
Content: 1 pc
Price: $ 367.46
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ID: 619994
Weight: 9.29ct (total)
Size: 12 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 24.53
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ID: 672658
Weight: 13.63ct
Size: 20.2 x 9.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 81.78
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ID: 348366
Weight: 20.97ct
Size: 30 x 22 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 110.72
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ID: 544303
Weight: 0.64ct
Size: 6.5 x 4.2 mm
Clarity: SI
Content: 1 pc
Price: $ 16.90
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ID: 454617
Weight: 6.81ct
Size: 16 x 12 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 11.42
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ID: 706744
Weight: 44.08ct
Size: 38.8 x 26.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 19.84
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ID: 437647
Weight: 1.31ct
Size: 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 34.58
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ID: 590483
Weight: 3.18ct
Size: 8.4 x 7.5 mm
Clarity: Translucent
Content: 1 pc
Price: $ 20.99
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ID: 709958
Weight: 1.74ct (total)
Size: 10.2 x 4.2 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 14.62
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ID: 721943
Weight: 1.01ct (total)
Size: 8 x 4 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 18.18
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ID: 360547
Weight: 7.63ct
Size: 12 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 40.28
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ID: 645372
Weight: 19.33ct
Size: 21.5 x 16.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 95.57
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ID: 445758
Weight: 4.72ct
Size: 10 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 12.53
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ID: 473498
Weight: 0.87ct
Size: 10.6 x 4.9 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 63.17
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ID: 448451
Weight: 1.43ct
Size: 8 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 7.55
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ID: 476980
Weight: 18.43ct
Size: 16 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 72.98
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ID: 713777
Weight: 0.86ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 14.45
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ID: 550594
Weight: 35.13ct (total)
Size: 22.8 x 15.1 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 52.87
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ID: 482146
Weight: 25.74ct (total)
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 33.30
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ID: 686463
Weight: 0.57ct
Size: 6 x 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 12.31
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ID: 712292
Weight: 2.04ct (total)
Size: 6 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 40.74
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ID: 713830
Weight: 20.06ct
Size: 20 x 15 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 168.50
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ID: 673596
Weight: 4.45ct
Size: 14.4 x 11.1 mm
Clarity: Transparent
Content: 1 pc
Price: $ 133.50
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ID: 724551
Weight: 0.35ct
Size: 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 58.80
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ID: 688982
Weight: 1.14ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VVS
Content: 2 pcs
Price: $ 10.94
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ID: 597472
Weight: 1.46ct
Size: 6.1 x 5 mm
Clarity: VS
Content: 1 pc
Price: $ 28.91
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ID: 389220
Weight: 1.21ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 79.86
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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

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

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

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

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 -> 9 star ratings

I wish there were options for jewelry settings

Posted By Tim in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Site is easy to navigate and the variety is great and how often new products are added is also great.

Posted By Jhidron in March, 2025
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

Overall Rating -> 9 star ratings

The checkout said the my ccv was invalid. i had to use another card.

Posted By Ron in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Good. I ts very user friendly.

Posted By Shalini in June, 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 -> 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

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

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

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 -> 9 star ratings

I wish there were options for jewelry settings

Posted By Tim in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Site is easy to navigate and the variety is great and how often new products are added is also great.

Posted By Jhidron in March, 2025
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

Overall Rating -> 9 star ratings

The checkout said the my ccv was invalid. i had to use another card.

Posted By Ron in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Good. I ts very user friendly.

Posted By Shalini in June, 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