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

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ID: 693526
Weight: 22.48ct
Size: 36.8 x 8.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 8.09
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ID: 636874
Weight: 1.50ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 33.00
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ID: 595283
Weight: 3.22ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 85.01
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ID: 716354
Weight: 2.71ct
Size: 10 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 26.02
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ID: 582912
Weight: 0.94ct
Size: 7.2 x 5.6 mm
Clarity: VS
Content: 1 pc
Price: $ 49.63
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ID: 474926
Weight: 2.01ct
Size: 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 18.58
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ID: 681889
Weight: 6.23ct
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 37.38
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ID: 474328
Weight: 3.20ct
Size: 9.5 x 8.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 29.57
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ID: 636188
Weight: 0.52ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 14.98
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ID: 658442
Weight: 11.67ct
Size: 22.6 x 14.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 17.09
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ID: 611883
Weight: 9.13ct
Size: 16 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 99.44
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ID: 418443
Weight: 11.58ct
Size: 19 x 11.8 mm
Clarity: Translucent
Content: 1 pc
Price: $ 22.93
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ID: 376740
Weight: 2.13ct
Size: 8.1 x 7.2 mm
Clarity: Transparent
Content: 1 pc
Price: $ 19.68
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ID: 306480
Weight: 45.90ct
Size: 24 x 21.2 mm
Clarity: Transparent
Content: 1 pc
Price: $ 66.10
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ID: 447652
Weight: 14.16ct
Size: 15 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 467.28
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ID: 467811
Weight: 10.38ct
Size: 21.9 x 8.4 mm
Clarity: VVS
Content: 1 pc
Price: $ 2,055.24
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ID: 461302
Weight: 3.35ct
Size: 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 30.96
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ID: 713673
Weight: 1.20ct
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 8.40
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ID: 517247
Weight: 27.76ct
Size: 25.5 x 18.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 28.58
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ID: 675029
Weight: 0.59ct
Size: 8.3 x 4.3 mm
Clarity: VS
Content: 1 pc
Price: $ 4.25
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ID: 691631
Weight: 0.50ct
Size: 5.3 x 3.8 mm
Clarity: VS
Content: 1 pc
Price: $ 42.00
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ID: 348304
Weight: 2.98ct
Size: 27 x 4.3 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 137.68
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ID: 389501
Weight: 2.76ct (total)
Size: 6.5 x 4.9 mm
Clarity: VVS-VS
Content: 4 pcs
Price: $ 145.73
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ID: 310987
Weight: 3.38ct
Size: 9 x 7 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 196.31
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ID: 627987
Weight: 1.48ct
Size: 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 27.20
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ID: 460041
Weight: 4.63ct
Size: 15 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 42.78
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ID: 729977
Weight: 0.69ct
Size: 8.7 x 3.3 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 41.40
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ID: 499943
Weight: 18.51ct
Size: 19.5 x 16 mm
Clarity: Transparent
Content: 1 pc
Price: $ 122.17
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ID: 715010
Weight: 14.02ct (total)
Size: 12 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 36.34
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ID: 732555
Weight: 6.86ct
Size: 12.4 x 9.3 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 246.96
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ID: 455827
Weight: 30.44ct (total)
Size: 22.8 x 12.4 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 33.48
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ID: 725711
Weight: 0.97ct (total)
Size: 8 x 4 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 38.42
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ID: 463438
Weight: 3.88ct (total)
Size: 12.1 x 5.9 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 51.37
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ID: 699835
Weight: 0.98ct
Size: 5.5 x 4.9 mm
Clarity: VS
Content: 1 pc
Price: $ 42.22
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ID: 642679
Weight: 0.73ct
Size: 7 x 5 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 15.77
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ID: 559915
Weight: 4.68ct
Size: 12 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 43.25
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ID: 699011
Weight: 0.54ct
Size: 4.6 x 4.5 mm
Clarity: VS
Content: 1 pc
Price: $ 27.00
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ID: 517338
Weight: 23.37ct
Size: 16 x 16 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 27.46
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ID: 453494
Weight: 7.88ct
Size: 14 x 9 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 260.04
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ID: 532011
Weight: 3.43ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 18.11
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ID: 333676
Weight: 5.86ct
Size: 14 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 11.60
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ID: 728126
Weight: 0.09ct
Size: 2.7 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 37.12
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ID: 724415
Weight: 0.50ct
Size: 6 x 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 15.00
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ID: 472228
Weight: 37.10ct
Size: 33.4 x 16 mm
Clarity: Translucent
Content: 1 pc
Price: $ 77.38
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ID: 711787
Weight: 1.40ct
Size: 6.5 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 27.96
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ID: 711082
Weight: 1.89ct
Size: 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 37.74
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ID: 623111
Weight: 1.99ct
Size: 8.1 x 6.7 mm
Clarity: VS
Content: 1 pc
Price: $ 41.84
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ID: 543972
Weight: 2.00ct
Size: 8 x 6 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 40.24
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ID: 567622
Weight: 3.68ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 24.29
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ID: 736128
Weight: 7.27ct
Size: 19.7 x 11.8 mm
Clarity: Translucent
Content: 1 pc
Price: $ 179.63
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ID: 662095
Weight: 11.93ct
Size: 14 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 28.78
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ID: 573463
Weight: 4.31ct (total)
Size: 12 x 6.1 mm
Clarity: VVS
Content: 2 pcs
Price: $ 45.52
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ID: 609890
Weight: 4.02ct
Size: 12.2 x 8.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 37.39
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ID: 572962
Weight: 3.75ct (total)
Size: 8 x 8 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 33.00
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ID: 710484
Weight: 5.92ct
Size: 9.6 x 9.5 mm
Clarity: VS
Content: 1 pc
Price: $ 188.26
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ID: 551190
Weight: 0.95ct
Size: 7 x 7 mm (calibrated)
Clarity: VS
Price: $ 7.15
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ID: 546166
Weight: 0.98ct
Size: 7 x 7 mm (calibrated)
Clarity: VS
Price: $ 6.47
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ID: 458475
Weight: 1.96ct (total)
Size: 4.8 x 3.9 mm
Clarity: VS
Content: 5 pcs
Price: $ 258.72
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ID: 708641
Weight: 2.39ct
Size: 9 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 49.36
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ID: 445975
Weight: 4.90ct
Size: 13.7 x 10.4 mm
Clarity: VVS
Content: 1 pc
Price: $ 35.77
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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 browsing the site and everything is easy to find. There is just so much I get lost for hours. Sometimes I wish there were videos of some gems, but other than that I love shopping with GemSelect and I have referred the site to many people many times. I work in the jewelry industry myself and I love to show off what Ive had made with my gems from GemSelect! Thank you

Posted By Antennaesglow in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Helpselect accomplished all personal growth goals

Posted By Mike in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

It was my second time so I understand what it is to do

Posted By Ibie in February, 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 -> 9 star ratings

I wish there were options for jewelry settings

Posted By Tim in May, 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

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

Posted By Chris in September, 2024
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

Overall Rating -> 9 star ratings

the gems were smaller than I thought but I was at fault for not reading the complete discrimination

Posted By Tim in May, 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

I love browsing the site and everything is easy to find. There is just so much I get lost for hours. Sometimes I wish there were videos of some gems, but other than that I love shopping with GemSelect and I have referred the site to many people many times. I work in the jewelry industry myself and I love to show off what Ive had made with my gems from GemSelect! Thank you

Posted By Antennaesglow in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Helpselect accomplished all personal growth goals

Posted By Mike in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

It was my second time so I understand what it is to do

Posted By Ibie in February, 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 -> 9 star ratings

I wish there were options for jewelry settings

Posted By Tim in May, 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

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

Posted By Chris in September, 2024
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

Overall Rating -> 9 star ratings

the gems were smaller than I thought but I was at fault for not reading the complete discrimination

Posted By Tim in May, 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