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

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ID: 727344
Weight: 0.48ct
Size: 5 x 4.2 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 20.16
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ID: 691201
Weight: 1.42ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 76.68
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ID: 416027
Weight: 3.24ct
Size: 23 x 4 mm
Clarity: VS
Content: 1 pc
Price: $ 116.64
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ID: 537702
Weight: 1.54ct
Size: 10.9 x 4.2 mm
Clarity: VS
Content: 1 pc
Price: $ 116.89
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ID: 729943
Weight: 52.54ct
Size: 30.6 x 19.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 50.44
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ID: 526271
Weight: 2.54ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 24.38
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ID: 699123
Weight: 2.78ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 23.35
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ID: 686471
Weight: 0.62ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 14.04
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ID: 733753
Weight: 3.58ct
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 32.35
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ID: 500449
Weight: 1.83ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 16.91
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ID: 715789
Weight: 0.91ct
Size: 10.1 x 3.8 mm
Clarity: VVS
Content: 1 pc
Price: $ 57.88
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ID: 701958
Weight: 6.61ct
Size: 15 x 8.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 39.66
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ID: 600553
Weight: 2.90ct
Size: 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 37.90
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ID: 719954
Weight: 0.83ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 6.97
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ID: 693773
Weight: 1.78ct
Size: 8.2 x 7.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 6.41
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ID: 532237
Weight: 5.76ct
Size: 12 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 41.82
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ID: 658275
Weight: 8.34ct
Size: 14 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 10.01
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ID: 546511
Weight: 2.32ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 36.74
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ID: 663120
Weight: 1.83ct
Size: 7.3 x 6.6 mm
Clarity: Transparent
Content: 1 pc
Price: $ 10.98
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ID: 726058
Weight: 0.39ct
Size: 5 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 3.74
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ID: 672886
Weight: 2.35ct
Size: 9 x 7 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 56.40
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ID: 704544
Weight: 2.20ct
Size: 11.6 x 8.7 mm
Clarity: Transparent
Content: 1 pc
Price: $ 66.00
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ID: 387502
Weight: 2.37ct (total)
Size: 4.1 x 3.2 mm
Clarity: VS
Content: 10 pcs
Price: $ 210.48
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ID: 673468
Weight: 8.05ct
Size: 13 x 11 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 48.30
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ID: 720389
Weight: 1.24ct
Size: 6.8 x 5.4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 178.56
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ID: 461978
Weight: 5.64ct (total)
Size: 12.1 x 6 mm
Clarity: VVS-VS
Content: 3 pcs
Price: $ 67.22
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ID: 437530
Weight: 4.05ct (total)
Size: 8 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 8.02
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ID: 639589
Weight: 1.63ct
Size: 12 x 5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 11.41
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ID: 640512
Weight: 1.22ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 35.14
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ID: 724929
Weight: 26.38ct
Size: 25.2 x 14.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 94.97
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ID: 683078
Weight: 25.87ct
Size: 33.3 x 12.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 248.35
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ID: 676050
Weight: 5.23ct
Size: 12 x 12 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 31.38
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ID: 434937
Weight: 45.47ct
Size: 28.4 x 22.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 90.02
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ID: 498838
Weight: 0.86ct
Size: 5.5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 45.41
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ID: 656768
Weight: 2.47ct
Size: 9 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 14.82
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ID: 707975
Weight: 2.36ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 3.91
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ID: 718624
Weight: 5.96ct
Size: 12.5 x 10.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 3.07
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ID: 718677
Weight: 6.45ct
Size: 12 x 12 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 29.03
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ID: 651830
Weight: 9.32ct
Size: 14 x 14 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 28.97
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ID: 669632
Weight: 8.46ct
Size: 17.4 x 10.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 25.38
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ID: 461000
Weight: 7.63ct
Size: 14 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 70.50
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ID: 551170
Weight: 3.07ct
Size: 10 x 10 mm (calibrated)
Clarity: VS
Price: $ 28.37
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ID: 671996
Weight: 0.80ct
Size: 7.8 x 5.7 mm
Clarity: VVS
Content: 1 pc
Price: $ 19.20
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ID: 411304
Weight: 4.57ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: VVS
Content: 2 pcs
Price: $ 123.77
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ID: 706745
Weight: 32.64ct
Size: 36.5 x 24.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 17.63
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ID: 715690
Weight: 0.55ct
Size: 8 x 4 mm
Clarity: VS
Content: 1 pc
Price: $ 34.98
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ID: 685560
Weight: 1.13ct
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 10.85
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ID: 736788
Weight: 8.00ct
Size: 15 x 10.8 mm
Clarity: Translucent
Content: 1 pc
Price: $ 40.00
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ID: 684611
Weight: 12.28ct
Size: 14 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 52.61
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ID: 451628
Weight: 4.13ct (total)
Size: 2.1 mm (calibrated)
Clarity: VS
Content: 100 pcs
Price: $ 218.06
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ID: 697172
Weight: 0.63ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 3.78
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ID: 629938
Weight: 6.10ct
Size: 19.2 x 11.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 51.24
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ID: 590762
Weight: 4.71ct
Size: 10.6 x 9.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 33.58
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ID: 710157
Weight: 1.15ct
Size: 7.5 x 5.6 mm
Clarity: VS
Content: 1 pc
Price: $ 20.60
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ID: 700698
Weight: 1.11ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 10.66
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ID: 518274
Weight: 34.11ct
Size: 22.9 x 17.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 40.08
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ID: 667060
Weight: 1.92ct
Size: 9 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 39.37
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ID: 388263
Weight: 2.86ct (total)
Size: 4.6 x 4.6 mm
Clarity: VVS-VS
Content: 6 pcs
Price: $ 15.73
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ID: 427986
Weight: 4.96ct
Size: 14 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 39.29
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ID: 563867
Weight: 1.59ct
Size: 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 35.68
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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 searched for the size, dimensions and quality of the stones I was looking for and then compared and ordered.

Posted By Tim in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Appreciated the selection. Jadeite is hard to find under $100. Website has alot of variety.

Posted By Jess in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Good selection, trusted quality. What I have purchased has always been as discribed.

Posted By Sterling in November, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

All Good

Posted By Boru in July, 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 love the gems and your website, every time I want to buy I usually spend between 6 and 8 hours on your website.

Posted By Bryan De David in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Great site always looking for great deals and find them on this site

Posted By IRO5812 in July, 2024
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

Nice website I just don't know much about the quality until I receive the stone.

Posted By Becky 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 searched for the size, dimensions and quality of the stones I was looking for and then compared and ordered.

Posted By Tim in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Appreciated the selection. Jadeite is hard to find under $100. Website has alot of variety.

Posted By Jess in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Good selection, trusted quality. What I have purchased has always been as discribed.

Posted By Sterling in November, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

All Good

Posted By Boru in July, 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 love the gems and your website, every time I want to buy I usually spend between 6 and 8 hours on your website.

Posted By Bryan De David in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Great site always looking for great deals and find them on this site

Posted By IRO5812 in July, 2024
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

Nice website I just don't know much about the quality until I receive the stone.

Posted By Becky 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