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

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ID: 553390
Weight: 1.14ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 34.33
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ID: 521649
Weight: 14.43ct
Size: 20 x 15 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 114.29
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ID: 384115
Weight: 15.42ct
Size: 19.3 x 12.6 mm
Clarity: Translucent
Content: 1 pc
Price: $ 30.53
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ID: 720972
Weight: 0.58ct
Size: 8 x 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 10.44
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ID: 432072
Weight: 2.04ct
Size: 7 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 67.32
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ID: 557841
Weight: 1.21ct
Size: 6.7 x 5.9 mm
Clarity: VS
Content: 1 pc
Price: $ 95.24
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ID: 682157
Weight: 8.77ct
Size: 14 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 10.52
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ID: 350496
Weight: 3.06ct (total)
Size: 3 x 3 mm (calibrated)
Clarity: Transparent
Content: 30 pcs
Price: $ 69.88
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ID: 407970
Weight: 5.67ct
Size: 12 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 13.40
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ID: 575215
Weight: 1.27ct
Size: 8.8 x 6.5 mm
Clarity: VVS
Content: 1 pc
Price: $ 134.11
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ID: 377498
Weight: 4.46ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 4 pcs
Price: $ 114.28
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ID: 413399
Weight: 17.68ct
Size: 21.6 x 14.5 mm
Clarity: Translucent
Content: 1 pc
Price: $ 46.68
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ID: 733157
Weight: 3.42ct
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 25.75
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ID: 454213
Weight: 0.81ct
Size: 10.8 x 4.1 mm
Clarity: VS
Content: 1 pc
Price: $ 34.21
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ID: 378640
Weight: 1.61ct
Size: 7 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 4,186.00
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ID: 390432
Weight: 0.67ct
Size: 7.3 x 5 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 33.54
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ID: 698747
Weight: 2.86ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 24.02
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ID: 451046
Weight: 1.38ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 12.76
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ID: 682698
Weight: 0.54ct
Size: 6 x 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 9.72
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ID: 725303
Weight: 36.93ct
Size: 22.2 x 19.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 132.95
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ID: 677968
Weight: 0.18ct (total)
Size: 2.2 x 2.1 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 108.00
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ID: 476709
Weight: 48.91ct
Size: 42.6 x 26 mm
Clarity: Opaque
Content: 1 pc
Price: $ 41.32
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ID: 645902
Weight: 18.98ct
Size: 24.5 x 22.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 59.22
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ID: 717024
Weight: 6.02ct
Size: 13.4 x 11.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 11.48
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ID: 716446
Weight: 3.02ct
Size: 11.7 x 9.4 mm
Clarity: VS
Content: 1 pc
Price: $ 434.88
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ID: 719806
Weight: 1.02ct
Size: 5.8 x 4.7 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 18.36
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ID: 431108
Weight: 1.36ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 14.35
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ID: 618958
Weight: 4.86ct
Size: 12 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 24.56
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ID: 693964
Weight: 7.16ct
Size: 13.4 x 11.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 25.78
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ID: 253151
Weight: 0.76ct
Size: 7 x 3.5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 105.34
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ID: 685704
Weight: 1.23ct
Size: 7.4 x 5.8 mm
Clarity: VS
Content: 1 pc
Price: $ 22.64
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ID: 363522
Weight: 32.31ct
Size: 31.3 x 23 mm
Clarity: Opaque
Content: 1 pc
Price: $ 63.98
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ID: 540213
Weight: 0.98ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 29.21
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ID: 575187
Weight: 1.09ct
Size: 6.5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 115.10
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ID: 708769
Weight: 24.07ct
Size: 19.7 x 15.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 86.65
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ID: 484294
Weight: 4.40ct (total)
Size: 7.8 x 5.5 mm
Clarity: VS
Content: 4 pcs
Price: $ 58.08
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ID: 463011
Weight: 4.43ct
Size: 14 x 10 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 35.09
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ID: 577716
Weight: 8.87ct
Size: 15.8 x 9.1 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 74.51
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ID: 480068
Weight: 2.30ct
Size: 8 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 21.25
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ID: 714159
Weight: 0.86ct (total)
Size: 4.2 mm
Clarity: VS-SI
Content: 2 pcs
Price: $ 25.80
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ID: 715439
Weight: 1.52ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Price: $ 14.59
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ID: 738970
Weight: 1.49ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 13.41
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ID: 615761
Weight: 2.02ct (total)
Size: 7 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 21.34
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ID: 715776
Weight: 3.39ct (total)
Size: 8 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 32.54
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ID: 721852
Weight: 0.49ct
Size: 5 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 23.52
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ID: 346420
Weight: 1.54ct (total)
Size: 2.2 x 2.2 mm
Clarity: VVS-VS
Content: 20 pcs
Price: $ 172.79
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ID: 664595
Weight: 1.13ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 12.20
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ID: 347288
Weight: 1.79ct
Size: 22.4 x 3.2 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 70.88
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ID: 584970
Weight: 14.95ct
Size: 23.8 x 12.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 43.42
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ID: 508564
Weight: 4.33ct
Size: 14.3 x 5.6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 337.74
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ID: 390012
Weight: 0.57ct
Size: 9.4 x 4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 24.62
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ID: 380401
Weight: 15.79ct
Size: 22.3 x 14.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 450.41
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ID: 692389
Weight: 38.73ct
Size: 31.6 x 21.9 mm
Clarity: Translucent
Content: 1 pc
Price: $ 37.18
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ID: 587680
Weight: 39.48ct
Size: 22.7 x 16.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 94.75
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ID: 558487
Weight: 2.16ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 8.21
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ID: 524018
Weight: 8.75ct
Size: 14.8 x 12.8 mm
Clarity: Translucent
Content: 1 pc
Price: $ 231.00
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ID: 664000
Weight: 4.02ct
Size: 10.6 x 7.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 19.30
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ID: 473196
Weight: 0.58ct
Size: 7.8 x 4.8 mm
Clarity: VVS
Content: 1 pc
Price: $ 42.11
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ID: 626165
Weight: 0.77ct
Size: 7.4 x 4.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 3.05
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ID: 690271
Weight: 49.85ct
Size: 32.7 x 24.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 50.00
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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

Very professional site

Posted By JR 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 -> 8 star ratings

Easy website to navigate, lots of different varieties and options to choose from.

Posted By Brian in July, 2024
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

Always find more niche sizes/shapes as my unconventional designs require from this website. Recommending to fellow designers in the creative atmosphere on the usual, specially due to the quality and certification of gems.

Posted By Sina in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Gem Select has a user friendly website and the product is very good as is the price. The gems are described accurately and I always get what I think I'm getting.

Posted By Happy Customer in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very good Hoping you will increase your inventory especially in the 6mm Thanks

Posted By Ibie in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I'm happy.

Posted By Ray in January, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

The website was nice and I bought some gems

Posted By Jay in December, 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

Very professional site

Posted By JR 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 -> 8 star ratings

Easy website to navigate, lots of different varieties and options to choose from.

Posted By Brian in July, 2024
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

Always find more niche sizes/shapes as my unconventional designs require from this website. Recommending to fellow designers in the creative atmosphere on the usual, specially due to the quality and certification of gems.

Posted By Sina in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Gem Select has a user friendly website and the product is very good as is the price. The gems are described accurately and I always get what I think I'm getting.

Posted By Happy Customer in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very good Hoping you will increase your inventory especially in the 6mm Thanks

Posted By Ibie in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I'm happy.

Posted By Ray in January, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

The website was nice and I bought some gems

Posted By Jay in December, 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