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

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ID: 734810
Weight: 5.51ct
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 33.06
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ID: 612897
Weight: 1.07ct
Size: 6.5 x 4.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 4.96
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ID: 542758
Weight: 0.90ct
Size: 5.6 x 5.5 mm
Clarity: VS
Content: 1 pc
Price: $ 40.14
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ID: 543832
Weight: 2.23ct
Size: 9 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 14.72
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ID: 714767
Weight: 0.34ct
Size: 5.3 x 4.1 mm
Clarity: VS
Content: 1 pc
Price: $ 18.36
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ID: 517193
Weight: 1.60ct
Size: 9 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 147.84
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ID: 690878
Weight: 0.32ct (total)
Size: 3.3 x 3.3 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 12.20
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ID: 698490
Weight: 2.85ct
Size: 11 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 23.94
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ID: 638602
Weight: 3.00ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 14.87
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ID: 537019
Weight: 1.55ct
Size: 7.3 x 5.1 mm
Clarity: Transparent
Content: 1 pc
Price: $ 6.14
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ID: 363686
Weight: 28.58ct
Size: 28.4 x 17.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 56.59
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ID: 700966
Weight: 0.42ct
Size: 4.2 mm
Clarity: SI
Content: 1 pc
Price: $ 25.20
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ID: 712685
Weight: 1.06ct
Size: 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 21.17
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ID: 730298
Weight: 57.90ct
Size: 33.3 x 22 mm
Clarity: Opaque
Content: 1 pc
Price: $ 55.58
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ID: 552248
Weight: 3.16ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 29.20
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ID: 493854
Weight: 1.44ct
Size: 12.2 x 5.9 mm
Clarity: VS
Price: $ 11.40
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ID: 472180
Weight: 39.14ct
Size: 31.4 x 21.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 21.70
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ID: 682987
Weight: 9.27ct
Size: 22.2 x 9.3 mm
Clarity: Transparent
Content: 1 pc
Price: $ 91.87
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ID: 717447
Weight: 1.24ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 25.30
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ID: 696556
Weight: 45.70ct
Size: 34.2 x 19.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 82.26
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ID: 694372
Weight: 20.37ct
Size: 18 x 18 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 171.11
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ID: 650437
Weight: 10.55ct
Size: 21.7 x 12.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 29.75
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ID: 513488
Weight: 4.24ct (total)
Size: 7 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 44.77
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ID: 517809
Weight: 14.86ct
Size: 22.1 x 10.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 17.46
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ID: 714080
Weight: 0.44ct
Size: 4.2 mm
Clarity: SI
Content: 1 pc
Price: $ 13.20
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ID: 723716
Weight: 0.95ct
Size: 7 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 9.12
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ID: 624992
Weight: 3.19ct
Size: 10 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 31.38
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ID: 725692
Weight: 0.96ct
Size: 6.1 x 5.6 mm
Clarity: VS
Content: 1 pc
Price: $ 81.50
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ID: 389708
Weight: 4.96ct (total)
Size: 8 x 7.1 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 32.74
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ID: 609754
Weight: 1.76ct (total)
Size: 6.3 x 6.1 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 16.26
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ID: 560869
Weight: 0.93ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 8.59
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ID: 455268
Weight: 1.79ct
Size: 9.8 x 5.1 mm
Clarity: VS
Content: 1 pc
Price: $ 16.54
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ID: 727389
Weight: 0.80ct
Size: 10.7 x 5.6 mm
Clarity: Transparent
Content: 1 pc
Price: $ 24.00
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ID: 533176
Weight: 2.18ct
Size: 9 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 15.80
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ID: 674622
Weight: 15.66ct
Size: 20 x 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 40.40
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ID: 708629
Weight: 5.16ct
Size: 16 x 11.3 mm
Clarity: Transparent
Content: 1 pc
Price: $ 156.29
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ID: 551438
Weight: 2.98ct
Size: 10 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 26.90
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ID: 678318
Weight: 7.28ct
Size: 21 x 12.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 9.00
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ID: 718006
Weight: 1.16ct (total)
Size: 5.3 x 3.9 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 34.80
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ID: 400814
Weight: 3.33ct (total)
Size: 8 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 10.98
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ID: 565361
Weight: 2.44ct
Size: 8.4 x 6.2 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 55.54
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ID: 721361
Weight: 7.22ct
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 8.66
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ID: 453350
Weight: 1.73ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 15.98
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ID: 474825
Weight: 20.85ct (total)
Size: 17.5 x 10.8 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 45.04
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ID: 555410
Weight: 1.10ct
Size: 7 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 8.71
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ID: 327745
Weight: 0.56ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 66.53
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ID: 550559
Weight: 0.57ct
Size: 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 34.20
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ID: 694311
Weight: 15.66ct
Size: 23.1 x 16.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 46.98
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ID: 472448
Weight: 20.31ct
Size: 20 x 15 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 187.67
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ID: 685561
Weight: 1.05ct
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 10.08
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ID: 554921
Weight: 0.97ct
Size: 7.9 x 5.7 mm
Clarity: SI
Content: 1 pc
Price: $ 25.61
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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: 525273
Weight: 1.63ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 273.84
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ID: 384192
Weight: 19.65ct (total)
Size: 16 x 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 77.82
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ID: 725646
Weight: 1.13ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 37.30
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ID: 496427
Weight: 2.40ct
Size: 9.1 x 7.6 mm
Clarity: VS
Content: 1 pc
Price: $ 50.03
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ID: 460042
Weight: 5.18ct
Size: 15 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 47.87
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ID: 672118
Weight: 1.00ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 24.00
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ID: 710422
Weight: 3.09ct
Size: 10 x 10 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 25.96
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ID: 661849
Weight: 6.31ct
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 7.57
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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

Good selection, using for custom jewlery for my wife.

Posted By Smitty in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Love beauty, color, quality, and price of these gems. Personal projects and will come here soon and everytime.

Posted By Darkstar in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I have found GemSelect to have the best selections of quality stones at a reasonable price. I like the packaging and the report availability.

Posted By Sam in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

love these guys been ordering since 2000 maybe

Posted By JHT in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

excellent deals-excellent service-fair prices

Posted By JD in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

very good

Posted By Son Gift in January, 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 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 really liked the email, and the link that help return me to the site. I didnt have access to my card info while checking out and I had to put my phone away so I lost the tab. Fortunately, since I did give an email- they sent me a link that brought me back to where I was. Greatly appreciated

Posted By Jag in January, 2025
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

Good selection, using for custom jewlery for my wife.

Posted By Smitty in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Love beauty, color, quality, and price of these gems. Personal projects and will come here soon and everytime.

Posted By Darkstar in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I have found GemSelect to have the best selections of quality stones at a reasonable price. I like the packaging and the report availability.

Posted By Sam in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

love these guys been ordering since 2000 maybe

Posted By JHT in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

excellent deals-excellent service-fair prices

Posted By JD in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

very good

Posted By Son Gift in January, 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 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 really liked the email, and the link that help return me to the site. I didnt have access to my card info while checking out and I had to put my phone away so I lost the tab. Fortunately, since I did give an email- they sent me a link that brought me back to where I was. Greatly appreciated

Posted By Jag in January, 2025
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