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

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ID: 548051
Weight: 1.08ct
Size: 9 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 324.00
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ID: 645448
Weight: 17.10ct
Size: 16.8 x 13.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 41.04
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ID: 675175
Weight: 0.57ct
Size: 8.1 x 4.2 mm
Clarity: VVS
Content: 1 pc
Price: $ 4.10
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ID: 658196
Weight: 1.99ct
Size: 8 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 1.99
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ID: 701517
Weight: 13.41ct
Size: 14.8 x 12.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 80.46
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ID: 608436
Weight: 7.30ct (total)
Size: 12 x 10 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 134.90
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ID: 720109
Weight: 1.57ct
Size: 7 x 5.5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 151.12
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ID: 479408
Weight: 2.60ct (total)
Size: 10.2 x 5.2 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 27.46
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ID: 709132
Weight: 1.57ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 32.42
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ID: 418923
Weight: 12.52ct
Size: 18.4 x 15.6 mm
Clarity: Translucent
Content: 1 pc
Price: $ 24.79
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ID: 613891
Weight: 13.35ct
Size: 20.1 x 10.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 52.87
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ID: 466189
Weight: 6.62ct
Size: 13 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 13.10
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ID: 688686
Weight: 1.83ct
Size: 10 x 8 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 10.08
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ID: 348996
Weight: 2.65ct
Size: 23.8 x 3.7 mm
Clarity: VVS
Content: 1 pc
Price: $ 122.44
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ID: 635152
Weight: 3.89ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 85.56
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ID: 647371
Weight: 1.00ct
Size: 5.8 x 5.7 mm
Clarity: VS
Content: 1 pc
Price: $ 22.80
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ID: 691755
Weight: 0.38ct (total)
Size: 3.5 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 14.48
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ID: 718177
Weight: 0.02ct
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 19.20
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ID: 382793
Weight: 34.00ct
Size: 28.9 x 23 mm
Clarity: Translucent
Content: 1 pc
Price: $ 67.32
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ID: 720239
Weight: 2.25ct
Size: 8 x 8 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 162.00
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ID: 663074
Weight: 1.56ct
Size: 7.5 x 6.1 mm
Clarity: Transparent
Content: 1 pc
Price: $ 9.36
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ID: 398178
Weight: 1.04ct
Size: 13.9 x 3.2 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 27.46
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ID: 367859
Weight: 4.00ct (total)
Size: 7.5 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 26.18
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ID: 461353
Weight: 5.53ct
Size: 12 x 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 46.45
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ID: 730489
Weight: 1.01ct
Size: 5.7 x 5.3 mm
Clarity: VVS
Content: 1 pc
Price: $ 60.60
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ID: 689364
Weight: 4.55ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 25.06
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ID: 664113
Weight: 1.36ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 9.52
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ID: 501977
Weight: 2.27ct
Size: 16.7 x 4.1 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 74.92
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ID: 605073
Weight: 5.66ct
Size: 15 x 10 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 67.92
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ID: 708499
Weight: 2.17ct
Size: 8 x 6.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 44.82
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ID: 648688
Weight: 3.01ct
Size: 9.5 x 9.3 mm
Clarity: VVS
Content: 1 pc
Price: $ 28.90
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ID: 688015
Weight: 5.86ct
Size: 11 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 17.16
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ID: 733044
Weight: 0.47ct
Size: 5.7 x 3.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 19.74
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ID: 393176
Weight: 8.14ct (total)
Size: 12 x 8 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 53.72
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ID: 450683
Weight: 3.56ct
Size: 13 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 32.89
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ID: 593191
Weight: 1.36ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 25.13
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ID: 494288
Weight: 31.71ct
Size: 30 x 22 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 18.00
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ID: 411794
Weight: 1.22ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 56.36
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ID: 480804
Weight: 3.98ct (total)
Size: 4.3 x 4.1 mm
Clarity: Transparent
Content: 30 pcs
Price: $ 34.04
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ID: 727963
Weight: 2.76ct
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 5.52
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ID: 662825
Weight: 0.94ct
Size: 6 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 5.64
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ID: 729940
Weight: 40.94ct
Size: 35.4 x 16.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 39.30
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ID: 548536
Weight: 2.09ct
Size: 8.3 x 6.3 mm
Clarity: VS
Content: 1 pc
Price: $ 42.35
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ID: 714843
Weight: 12.33ct
Size: 16 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 31.96
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ID: 563787
Weight: 1.04ct
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 15.84
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ID: 516575
Weight: 1.73ct
Size: 8 x 6.5 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 34.26
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ID: 484731
Weight: 3.32ct
Size: 9.5 x 7.4 mm
Clarity: Translucent
Content: 1 pc
Price: $ 21.91
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ID: 418226
Weight: 12.85ct (total)
Size: 16.5 x 11.4 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 25.44
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ID: 678880
Weight: 6.97ct
Size: 19.2 x 10.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 41.82
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ID: 737118
Weight: 24.94ct
Size: 34.2 x 9.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 2.49
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ID: 566484
Weight: 0.58ct
Size: 6 x 4 mm (calibrated)
Clarity: SI-I1
Content: 1 pc
Price: $ 14.54
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ID: 369037
Weight: 32.75ct
Size: 25.6 x 21.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 64.84
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ID: 689135
Weight: 0.27ct
Size: 5 x 3 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 16.20
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ID: 563581
Weight: 1.87ct
Size: 7 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 41.96
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ID: 620777
Weight: 0.79ct
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Price: $ 7.30
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ID: 674169
Weight: 14.18ct
Size: 22.4 x 12.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 255.24
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ID: 449640
Weight: 7.48ct (total)
Size: 8.7 x 6.5 mm
Clarity: Transparent
Content: 4 pcs
Price: $ 49.37
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ID: 411533
Weight: 0.91ct
Size: 6.1 x 4.5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 49.28
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ID: 699020
Weight: 3.48ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 29.23
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ID: 650663
Weight: 1.57ct
Size: 8 x 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 10.99
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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 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

Easy and convenient

Posted By Butch in September, 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

I like the site, it's easy to navigate. There are sometimes items I'm looking for that aren't there, but mostly I can find what I need.

Posted By Nate in March, 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

I was looking for a site with every type of gem I could want for setting in luxury blades and assumed I would need to look outside the US, but GemSelect made it easy to get everything I wanted without leaving the house! Wide enough selection that I do not feel the need to look elsewhere and pricing the same.

Posted By Razormane in April, 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 -> 9 star ratings

Been using them for years! Very satisfied with the products.

Posted By PI SC in May, 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

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

Easy and convenient

Posted By Butch in September, 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

I like the site, it's easy to navigate. There are sometimes items I'm looking for that aren't there, but mostly I can find what I need.

Posted By Nate in March, 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

I was looking for a site with every type of gem I could want for setting in luxury blades and assumed I would need to look outside the US, but GemSelect made it easy to get everything I wanted without leaving the house! Wide enough selection that I do not feel the need to look elsewhere and pricing the same.

Posted By Razormane in April, 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 -> 9 star ratings

Been using them for years! Very satisfied with the products.

Posted By PI SC in May, 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