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

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ID: 673303
Weight: 1.79ct
Size: 8 x 6 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 42.96
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ID: 722382
Weight: 6.04ct
Size: 19.1 x 11.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 21.74
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ID: 730427
Weight: 1.52ct
Size: 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 255.36
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ID: 722118
Weight: 0.58ct
Size: 5 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 27.84
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ID: 493024
Weight: 9.43ct (total)
Size: 14 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 68.22
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ID: 609047
Weight: 3.03ct
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 50.90
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ID: 730196
Weight: 0.80ct
Size: 7.9 x 3.6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 48.00
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ID: 497600
Weight: 40.47ct
Size: 42.3 x 20.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 53.42
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ID: 726151
Weight: 0.45ct
Size: 5 x 5 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 4.32
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ID: 732476
Weight: 5.56ct (total)
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 50.24
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ID: 723021
Weight: 0.69ct
Size: 5.2 x 5.1 mm
Clarity: VS
Content: 1 pc
Price: $ 20.70
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ID: 677825
Weight: 0.14ct (total)
Size: 2.2 x 2.2 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 84.00
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ID: 544801
Weight: 2.98ct
Size: 7.9 x 7.2 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 271.42
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ID: 598893
Weight: 7.75ct
Size: 14 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 25.58
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ID: 566531
Weight: 0.75ct
Size: 6.4 x 4.2 mm
Clarity: SI-I1
Content: 1 pc
Price: $ 18.82
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ID: 668228
Weight: 6.08ct
Size: 16.2 x 9.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 36.48
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ID: 382724
Weight: 19.33ct
Size: 18.1 x 12.2 mm
Clarity: Transparent
Content: 1 pc
Price: $ 409.27
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ID: 625110
Weight: 1.02ct
Size: 7.4 x 5.1 mm
Clarity: Transparent
Content: 1 pc
Price: $ 4.04
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ID: 692503
Weight: 20.96ct
Size: 20 x 15 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 176.06
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ID: 724653
Weight: 1.18ct
Size: 10 x 5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 35.40
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ID: 675817
Weight: 14.70ct (total)
Size: 14 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 41.81
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ID: 719009
Weight: 0.65ct
Size: 5.2 x 4.1 mm
Clarity: VVS
Content: 1 pc
Price: $ 11.70
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ID: 676930
Weight: 0.04ct
Size: 1.9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 13.08
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ID: 566692
Weight: 1.31ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 8.65
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ID: 491094
Weight: 19.79ct (total)
Size: 10 mm (calibrated)
Clarity: Opaque
Content: 4 pcs
Price: $ 19.00
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ID: 712797
Weight: 11.07ct (total)
Size: 16 x 8 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 29.50
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ID: 693336
Weight: 1.72ct
Size: 7.3 x 5.9 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 57.02
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ID: 604136
Weight: 2.89ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 83.93
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ID: 682127
Weight: 32.48ct
Size: 33.5 x 11.1 mm
Clarity: Transparent
Content: 1 pc
Price: $ 311.81
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ID: 697484
Weight: 0.60ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 3.60
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ID: 711543
Weight: 1.26ct
Size: 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 25.16
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ID: 699133
Weight: 1.89ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 15.88
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ID: 540933
Weight: 5.04ct
Size: 11 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 33.26
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ID: 673981
Weight: 12.29ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 176.82
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ID: 693713
Weight: 195.90ct
Size: 74 x 48.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 117.54
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ID: 640581
Weight: 1.07ct
Size: 6.5 x 5.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 7.07
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ID: 723259
Weight: 27.47ct
Size: 17.2 x 12.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 32.64
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ID: 645531
Weight: 11.41ct
Size: 14.9 x 13.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 56.41
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ID: 708273
Weight: 4.53ct
Size: 13 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 4.34
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ID: 560077
Weight: 1.77ct
Size: 8.4 x 6.9 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 39.72
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ID: 453887
Weight: 3.77ct
Size: 12.9 x 9.4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 34.84
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ID: 682802
Weight: 6.90ct
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 8.28
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ID: 696587
Weight: 30.87ct
Size: 34 x 11 mm
Clarity: Opaque
Content: 1 pc
Price: $ 3.71
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ID: 636872
Weight: 1.13ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 24.85
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ID: 623815
Weight: 0.84ct
Size: 7 x 5 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 8.87
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ID: 541909
Weight: 1.68ct
Size: 9 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 15.53
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ID: 637739
Weight: 1.52ct
Size: 9 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 14.14
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ID: 697467
Weight: 0.64ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 3.84
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ID: 692451
Weight: 14.14ct
Size: 16 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 118.78
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ID: 701020
Weight: 0.85ct
Size: 5.5 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 51.00
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ID: 445894
Weight: 4.28ct
Size: 12 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 11.35
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ID: 457324
Weight: 2.41ct
Size: 11.2 x 7.8 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 22.27
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ID: 648838
Weight: 3.20ct
Size: 13 x 9 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 26.88
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ID: 647930
Weight: 0.97ct
Size: 7 x 5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 25.61
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ID: 463399
Weight: 4.63ct
Size: 14 x 10 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 36.67
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ID: 540334
Weight: 1.03ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 24.47
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ID: 688642
Weight: 1.40ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 13.44
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ID: 635491
Weight: 3.96ct
Size: 10.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 33.26
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ID: 631679
Weight: 0.98ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 29.40
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ID: 718579
Weight: 5.40ct
Size: 12 x 12 mm (calibrated)
Clarity: Translucent
Price: $ 20.25
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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 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 -> 10 star ratings

easy site to navigate

Posted By Curt's Cabochons in June, 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 -> 10 star ratings

Good products

Posted By Brave in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I love gemstones. My father was a jeweler & I used to shop for stones for him.

Posted By Andie in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

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

Posted By Ibie in February, 2025
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

First time so this is an experiment! Shopping is so fun on this site, though!

Posted By Gem Delight in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Great website, no hassle, easy check out and found everything I needed quickly

Posted By Chris in September, 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 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 -> 10 star ratings

easy site to navigate

Posted By Curt's Cabochons in June, 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 -> 10 star ratings

Good products

Posted By Brave in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I love gemstones. My father was a jeweler & I used to shop for stones for him.

Posted By Andie in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

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

Posted By Ibie in February, 2025
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

First time so this is an experiment! Shopping is so fun on this site, though!

Posted By Gem Delight in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Great website, no hassle, easy check out and found everything I needed quickly

Posted By Chris in September, 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