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

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ID: 348373
Weight: 27.20ct
Size: 30 x 22 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 143.62
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ID: 491658
Weight: 44.80ct (total)
Size: 20 x 15 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 52.63
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ID: 732450
Weight: 0.63ct
Size: 5 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 15.12
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ID: 319460
Weight: 3.48ct
Size: 10.9 x 8.5 mm
Clarity: Transparent/Translucent
Content: 1 pc
Price: $ 9.19
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ID: 674620
Weight: 3.06ct
Size: 10.4 x 7.4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 25.70
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ID: 677115
Weight: 39.11ct
Size: 29.1 x 26 mm
Clarity: Transparent
Content: 1 pc
Price: $ 22.79
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ID: 436554
Weight: 2.97ct
Size: 10.4 x 7.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 9.65
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ID: 716109
Weight: 11.88ct
Size: 18 x 13 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 95.04
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ID: 448330
Weight: 2.84ct
Size: 9.5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 15.00
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ID: 603872
Weight: 2.02ct (total)
Size: 7 x 7 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 18.66
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ID: 559005
Weight: 2.10ct
Size: 8.6 x 6.7 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 43.12
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ID: 690533
Weight: 9.61ct (total)
Size: 14 x 14 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 225.68
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ID: 479104
Weight: 2.02ct (total)
Size: 10 x 5 mm
Clarity: VVS
Content: 2 pcs
Price: $ 21.34
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ID: 524005
Weight: 14.40ct
Size: 23.2 x 15.2 mm
Clarity: Transparent
Content: 1 pc
Price: $ 114.05
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ID: 699150
Weight: 11.83ct
Size: 17.3 x 11.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 14.20
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ID: 693962
Weight: 4.31ct
Size: 12.5 x 9.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 15.52
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ID: 714563
Weight: 1.38ct
Size: 10.9 x 5.6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 74.52
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ID: 528127
Weight: 3.02ct
Size: 10 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 31.90
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ID: 603188
Weight: 2.32ct
Size: 9 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 67.37
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ID: 693563
Weight: 4.75ct
Size: 11 x 7.1 mm
Clarity: VS
Content: 1 pc
Price: $ 157.49
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ID: 704626
Weight: 1.59ct
Size: 10.6 x 7.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 47.70
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ID: 349527
Weight: 1.41ct
Size: 7.2 x 6.2 mm
Clarity: VS
Content: 1 pc
Price: $ 164.98
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ID: 608957
Weight: 1.25ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 41.26
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ID: 564698
Weight: 28.12ct (total)
Size: 18.7 x 13.5 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 64.22
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ID: 732496
Weight: 0.57ct
Size: 5 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 4.79
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ID: 532058
Weight: 12.45ct (total)
Size: 14 x 10 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 12.49
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ID: 565151
Weight: 0.17ct (total)
Size: 2.9 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 372.12
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ID: 560867
Weight: 0.97ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 8.96
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ID: 636398
Weight: 7.84ct
Size: 13.6 x 10.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 22.96
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ID: 416037
Weight: 2.60ct
Size: 22.9 x 3.6 mm
Clarity: VS
Content: 1 pc
Price: $ 85.80
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ID: 427269
Weight: 2.35ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VS
Content: 6 pcs
Price: $ 15.52
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ID: 685843
Weight: 1.43ct
Size: 7.5 x 6.2 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 26.33
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ID: 322364
Weight: 4.83ct (total)
Size: 9.4 x 7.1 mm
Clarity: Transparent/Translucent
Content: 2 pcs
Price: $ 31.88
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ID: 678098
Weight: 0.52ct
Size: 5 x 5 mm (calibrated)
Clarity: Transparent
Price: $ 4.37
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ID: 680825
Weight: 1.17ct
Size: 7 x 5 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 35.10
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ID: 700903
Weight: 0.83ct
Size: 5.5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 49.80
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ID: 390043
Weight: 1.07ct
Size: 8 x 4.4 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 63.02
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ID: 393472
Weight: 9.74ct
Size: 13 x 13 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 64.28
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ID: 721321
Weight: 0.83ct
Size: 6.5 x 5.1 mm
Clarity: Transparent
Content: 1 pc
Price: $ 39.84
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ID: 384482
Weight: 17.35ct
Size: 20 x 12.7 mm
Clarity: Translucent
Content: 1 pc
Price: $ 45.80
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ID: 485063
Weight: 27.95ct
Size: 38.9 x 15 mm
Clarity: Translucent
Content: 1 pc
Price: $ 61.25
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ID: 713783
Weight: 0.86ct
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 7.22
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ID: 659971
Weight: 4.58ct (total)
Size: 7 x 7 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 11.05
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ID: 465764
Weight: 4.71ct (total)
Size: 12.1 x 6.2 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 49.74
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ID: 458603
Weight: 1.40ct (total)
Size: 4.5 x 3.6 mm
Clarity: VS
Content: 4 pcs
Price: $ 184.80
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ID: 727099
Weight: 1.51ct
Size: 7.5 x 5.8 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 90.60
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ID: 708255
Weight: 1.79ct
Size: 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 36.97
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ID: 406966
Weight: 15.46ct
Size: 14.9 x 11.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 57.55
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ID: 720617
Weight: 2.16ct (total)
Size: 6.6 x 5.4 mm
Clarity: VS
Content: 2 pcs
Price: $ 207.90
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ID: 516599
Weight: 15.79ct
Size: 20.8 x 15.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 14.78
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ID: 697125
Weight: 2.81ct
Size: 13 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 85.14
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ID: 426710
Weight: 7.11ct (total)
Size: 9 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 32.84
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ID: 706424
Weight: 7.66ct
Size: 11.9 x 11.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 15.62
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ID: 617768
Weight: 2.83ct
Size: 7.9 x 782 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 54.71
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ID: 272874
Weight: 0.59ct
Size: 5.9 x 4.2 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 194.70
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ID: 359630
Weight: 19.73ct
Size: 20 x 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 47.35
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ID: 727929
Weight: 2.67ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 6.41
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ID: 446653
Weight: 4.09ct
Size: 13 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 13.49
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ID: 725609
Weight: 0.83ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 7.97
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ID: 704940
Weight: 23.17ct
Size: 38 x 9.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 5.56
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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 -> 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 -> 8 star ratings

great experience

Posted By T in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Easy to conduct search, good amount of stock to select from along with variety of prices.

Posted By Que in June, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

everything was fine

Posted By Marc in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Muy serios y muy oportunos para el envo

Posted By Veronica in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

All Good

Posted By Boru in July, 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 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

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

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 -> 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 -> 8 star ratings

great experience

Posted By T in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Easy to conduct search, good amount of stock to select from along with variety of prices.

Posted By Que in June, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

everything was fine

Posted By Marc in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Muy serios y muy oportunos para el envo

Posted By Veronica in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

All Good

Posted By Boru in July, 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 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

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

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