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

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ID: 548381
Weight: 13.13ct (total)
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 49.22
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ID: 706410
Weight: 10.03ct
Size: 13.8 x 12.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 20.46
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ID: 376273
Weight: 3.16ct
Size: 9.4 x 7.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 24.49
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ID: 499909
Weight: 28.99ct
Size: 27 x 20 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 22.32
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ID: 393964
Weight: 40.60ct
Size: 31.5 x 24 mm
Clarity: Opaque
Content: 1 pc
Price: $ 53.59
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ID: 689677
Weight: 1.37ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 13.15
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ID: 629445
Weight: 5.45ct
Size: 12 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 9.88
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ID: 477049
Weight: 34.26ct
Size: 18.9 x 16.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 135.67
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ID: 662667
Weight: 23.67ct (total)
Size: 19.8 x 16.3 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 16.76
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ID: 487773
Weight: 36.65ct
Size: 27 x 20 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 27.08
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ID: 727908
Weight: 1.23ct
Size: 6.6 x 5.7 mm
Clarity: Transparent
Content: 1 pc
Price: $ 7.38
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ID: 677108
Weight: 9.18ct
Size: 16.5 x 13.6 mm
Clarity: Transparent
Content: 1 pc
Price: $ 6.60
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ID: 714775
Weight: 0.31ct
Size: 4.8 mm
Clarity: VS
Content: 1 pc
Price: $ 16.74
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ID: 727395
Weight: 0.86ct (total)
Size: 8 x 5 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 25.80
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ID: 665024
Weight: 1.51ct
Size: 8.6 x 6.9 mm
Clarity: Translucent
Content: 1 pc
Price: $ 10.87
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ID: 706376
Weight: 9.82ct
Size: 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 20.03
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ID: 724945
Weight: 0.61ct
Size: 8.8 x 3 mm
Clarity: VVS
Content: 1 pc
Price: $ 25.62
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ID: 688457
Weight: 0.21ct
Size: 5 x 3 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 10.08
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ID: 545057
Weight: 0.68ct
Size: 6.3 x 4.1 mm
Clarity: SI-I1
Content: 1 pc
Price: $ 17.95
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ID: 348991
Weight: 2.40ct
Size: 18.7 x 3.9 mm
Clarity: VVS
Content: 1 pc
Price: $ 79.20
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ID: 533956
Weight: 1.60ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 14.78
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ID: 712008
Weight: 5.11ct
Size: 16 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 13.61
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ID: 574766
Weight: 2.92ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 77.09
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ID: 674203
Weight: 0.79ct
Size: 8.4 x 6.2 mm
Clarity: Transparent
Content: 1 pc
Price: $ 33.18
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ID: 712048
Weight: 60.94ct (total)
Size: 25.3 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 162.35
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ID: 711708
Weight: 0.77ct
Size: 6.3 x 4.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 15.37
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ID: 546349
Weight: 1.34ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 10.61
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ID: 548393
Weight: 14.62ct (total)
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 54.80
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ID: 392922
Weight: 7.09ct (total)
Size: 12 x 8 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 46.80
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ID: 563790
Weight: 0.96ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 14.63
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ID: 573660
Weight: 1.98ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: SI
Content: 2 pcs
Price: $ 52.27
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ID: 708038
Weight: 4.35ct
Size: 14.2 x 10.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 4.18
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ID: 687473
Weight: 0.65ct
Size: 5 x 5 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 6.24
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ID: 363286
Weight: 7.61ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 50.23
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ID: 598322
Weight: 1.34ct
Size: 6 x 6 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 26.53
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ID: 721855
Weight: 0.62ct
Size: 5 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 29.76
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ID: 667046
Weight: 5.60ct
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 7.39
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ID: 471650
Weight: 1.81ct (total)
Size: 5 x 4 mm (calibrated)
Clarity: VS
Content: 4 pcs
Price: $ 217.20
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ID: 727488
Weight: 1.59ct (total)
Size: 9 x 6 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 47.70
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ID: 530093
Weight: 1.44ct
Size: 6.4 x 5.9 mm
Clarity: VS
Content: 1 pc
Price: $ 125.45
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ID: 515616
Weight: 45.97ct
Size: 25.4 x 25.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 44.14
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ID: 352905
Weight: 4.90ct (total)
Size: 6.3 x 3.6 mm
Clarity: VS-SI
Content: 10 pcs
Price: $ 103.49
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ID: 637880
Weight: 1.22ct
Size: 8.5 x 6.7 mm
Clarity: Transparent
Content: 1 pc
Price: $ 11.35
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ID: 671545
Weight: 13.02ct
Size: 21.7 x 13.6 mm
Clarity: Translucent
Content: 1 pc
Price: $ 33.59
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ID: 499205
Weight: 2.26ct
Size: 12.7 x 5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 447.48
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ID: 664917
Weight: 2.08ct
Size: 9.8 x 6.6 mm
Clarity: Transparent
Content: 1 pc
Price: $ 9.98
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ID: 648874
Weight: 8.31ct (total)
Size: 12.4 x 8.4 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 14.96
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ID: 732551
Weight: 7.60ct
Size: 14.5 x 8.3 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 273.60
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ID: 710497
Weight: 6.17ct
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 4.07
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ID: 424334
Weight: 2.58ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 5 pcs
Price: $ 27.24
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ID: 718171
Weight: 0.02ct
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 19.20
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ID: 477457
Weight: 3.15ct (total)
Size: 6 mm (calibrated)
Clarity: Translucent
Content: 4 pcs
Price: $ 88.61
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ID: 519114
Weight: 20.45ct
Size: 23.7 x 17.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 24.02
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ID: 494068
Weight: 5.71ct
Size: 14 x 10 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 37.01
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ID: 348841
Weight: 51.28ct
Size: 28.6 x 26.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 67.69
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ID: 695470
Weight: 0.59ct
Size: 5 x 4.2 mm
Clarity: VS
Content: 1 pc
Price: $ 21.24
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ID: 517810
Weight: 30.85ct
Size: 29.6 x 14 mm
Clarity: Opaque
Content: 1 pc
Price: $ 36.25
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ID: 701054
Weight: 11.17ct
Size: 11 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 10.73
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ID: 517834
Weight: 1.86ct
Size: 9 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 171.86
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ID: 659997
Weight: 1.58ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 37.92
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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

I was able to find what I was looking for

Posted By Lincolnpremier in January, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

great experience

Posted By T in December, 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

I found what I was looking for...had to look up millimeters to inches. It would be nice to see something, like a quarter, in the pix to show relative size. I plan on buy loose gemstones for every month in the calendar

Posted By TheP in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

GemSelect website simple to use. I recommend it to non-trade clients looking for gems.

Posted By GemJocky in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I have ordered from Genselect before and always had a great experience. My go to source!

Posted By Kycaver in October, 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

I'm happy.

Posted By Ray in January, 2025
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

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

I was able to find what I was looking for

Posted By Lincolnpremier in January, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

great experience

Posted By T in December, 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

I found what I was looking for...had to look up millimeters to inches. It would be nice to see something, like a quarter, in the pix to show relative size. I plan on buy loose gemstones for every month in the calendar

Posted By TheP in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

GemSelect website simple to use. I recommend it to non-trade clients looking for gems.

Posted By GemJocky in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I have ordered from Genselect before and always had a great experience. My go to source!

Posted By Kycaver in October, 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

I'm happy.

Posted By Ray in January, 2025
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

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