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

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ID: 636581
Weight: 6.04ct
Size: 15.1 x 11.1 mm
Clarity: VVS
Content: 1 pc
Price: $ 14.50
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ID: 708643
Weight: 1.98ct
Size: 8.6 x 6.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 40.90
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ID: 727036
Weight: 1.05ct
Size: 9 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 31.50
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ID: 727090
Weight: 1.00ct
Size: 6 x 4.9 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 18.00
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ID: 705607
Weight: 0.39ct
Size: 4.9 x 3.8 mm
Clarity: SI
Content: 1 pc
Price: $ 15.91
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ID: 529077
Weight: 1.40ct
Size: 7.5 x 5.3 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 121.97
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ID: 672674
Weight: 2.09ct
Size: 10 x 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 50.16
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ID: 719016
Weight: 0.60ct
Size: 5.2 x 4 mm
Clarity: VVS
Content: 1 pc
Price: $ 10.80
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ID: 588567
Weight: 6.21ct
Size: 14.9 x 10.9 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 24.59
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ID: 650115
Weight: 1.72ct (total)
Size: 5.9 x 5.7 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 14.45
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ID: 465222
Weight: 4.91ct
Size: 14 x 10 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 42.97
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ID: 720084
Weight: 0.83ct
Size: 5.8 x 4.9 mm
Clarity: VVS
Content: 1 pc
Price: $ 14.94
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ID: 694861
Weight: 3.87ct
Size: 10 x 7 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 116.10
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ID: 564398
Weight: 2.98ct
Size: 10 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 19.67
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ID: 519909
Weight: 1.26ct
Size: 9.4 x 4.2 mm
Clarity: VVS
Content: 1 pc
Price: $ 114.76
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ID: 521347
Weight: 8.07ct
Size: 14 x 12 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 63.91
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ID: 721809
Weight: 15.21ct
Size: 24.6 x 15.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 54.76
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ID: 705019
Weight: 1.96ct
Size: 12 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 58.80
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ID: 712934
Weight: 1.66ct
Size: 9 x 6 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 4.43
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ID: 552295
Weight: 7.46ct
Size: 17.2 x 12.2 mm
Clarity: Translucent
Content: 1 pc
Price: $ 19.69
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ID: 351463
Weight: 9.45ct
Size: 13 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 49.90
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ID: 699638
Weight: 0.85ct
Size: 5.7 x 4.6 mm
Clarity: SI
Content: 1 pc
Price: $ 51.00
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ID: 443040
Weight: 3.79ct (total)
Size: 8 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 10.01
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ID: 728014
Weight: 2.34ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 5.62
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ID: 675820
Weight: 3.31ct (total)
Size: 10.3 x 6.3 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 9.41
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ID: 727343
Weight: 0.50ct
Size: 5 x 4 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 21.00
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ID: 537145
Weight: 2.20ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 8.71
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ID: 711498
Weight: 1.78ct
Size: 9 x 6 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 4.74
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ID: 724542
Weight: 0.26ct
Size: 6 x 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 36.40
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ID: 501594
Weight: 2.22ct
Size: 9 x 9 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 17.58
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ID: 553186
Weight: 1.16ct
Size: 7 x 5 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 5.82
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ID: 316637
Weight: 1.50ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 83.16
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ID: 645308
Weight: 32.66ct
Size: 32.8 x 22 mm
Clarity: Opaque
Content: 1 pc
Price: $ 19.60
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ID: 715504
Weight: 0.41ct
Size: 5 x 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 26.08
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ID: 730358
Weight: 0.27ct
Size: 6 x 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 12.96
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ID: 699231
Weight: 0.92ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 7.73
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ID: 502941
Weight: 2.17ct
Size: 16.5 x 4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 71.62
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ID: 650594
Weight: 3.53ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 22.45
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ID: 555332
Weight: 1.22ct
Size: 8 x 6 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 29.28
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ID: 660197
Weight: 13.17ct (total)
Size: 14.3 x 10.4 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 15.80
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ID: 691476
Weight: 0.32ct
Size: 4 mm (calibrated)
Clarity: SI-I1
Content: 1 pc
Price: $ 19.20
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ID: 640516
Weight: 1.34ct
Size: 8 x 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 38.59
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ID: 470751
Weight: 8.64ct
Size: 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 8.33
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ID: 704580
Weight: 1.16ct
Size: 10 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 34.80
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ID: 433497
Weight: 3.83ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 25.28
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ID: 656761
Weight: 0.85ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 14.28
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ID: 700708
Weight: 0.47ct
Size: 4.5 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 28.20
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ID: 732799
Weight: 1.11ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 42.62
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ID: 646605
Weight: 2.95ct
Size: 9.9 x 7.4 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 88.50
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ID: 492521
Weight: 4.94ct
Size: 14 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 35.74
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ID: 367102
Weight: 6.70ct
Size: 14 x 9 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 45.55
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ID: 700375
Weight: 0.58ct
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 24.98
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ID: 681788
Weight: 0.98ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 17.64
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ID: 619990
Weight: 8.40ct (total)
Size: 12 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 22.18
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ID: 712441
Weight: 4.13ct
Size: 12 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 11.00
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ID: 706715
Weight: 4.85ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 11.64
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ID: 496796
Weight: 2.04ct
Size: 8.9 x 7.4 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 53.86
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ID: 439555
Weight: 4.24ct
Size: 14 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 93.92
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ID: 732114
Weight: 1.32ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 50.69
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ID: 621671
Weight: 0.34ct
Size: 5.6 x 4 mm
Clarity: VVS
Content: 1 pc
Price: $ 22.44
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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

It was a good experience looking for and finding a nice amethyst stone

Posted By N/a in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Always find more niche sizes/shapes as my unconventional designs require from this website. Recommending to fellow designers in the creative atmosphere on the usual, specially due to the quality and certification of gems.

Posted By Sina in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I have bought many stones from GemsSelect and have been very satisfied with all!I will continue to buy and recommend this site!

Posted By DG in July, 2024
Source: Bizrate

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 -> 7 star ratings

Excited to see

Posted By Ss in December, 2024
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 -> 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

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

I enjoy doing buisness with GemSelect. It is always a pleasure and you get what you ordered!

Posted By Ballpark 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 -> 9 star ratings

It was a good experience looking for and finding a nice amethyst stone

Posted By N/a in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Always find more niche sizes/shapes as my unconventional designs require from this website. Recommending to fellow designers in the creative atmosphere on the usual, specially due to the quality and certification of gems.

Posted By Sina in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I have bought many stones from GemsSelect and have been very satisfied with all!I will continue to buy and recommend this site!

Posted By DG in July, 2024
Source: Bizrate

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 -> 7 star ratings

Excited to see

Posted By Ss in December, 2024
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 -> 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

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

I enjoy doing buisness with GemSelect. It is always a pleasure and you get what you ordered!

Posted By Ballpark 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