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

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ID: 519999
Weight: 39.05ct
Size: 21.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 45.88
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ID: 466422
Weight: 4.71ct (total)
Size: 8 mm (calibrated)
Clarity: Translucent
Content: 4 pcs
Price: $ 174.08
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ID: 477054
Weight: 29.05ct
Size: 18.2 x 15 mm
Clarity: Opaque
Content: 1 pc
Price: $ 115.04
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ID: 387506
Weight: 2.51ct (total)
Size: 4 x 3.2 mm
Clarity: VS
Content: 10 pcs
Price: $ 222.91
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ID: 685590
Weight: 16.69ct
Size: 32.3 x 16.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 16.62
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ID: 462060
Weight: 8.37ct (total)
Size: 11.9 x 6 mm
Clarity: VVS-VS
Content: 4 pcs
Price: $ 99.77
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ID: 514952
Weight: 12.70ct
Size: 16 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 18.61
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ID: 416249
Weight: 0.90ct
Size: 15.9 x 2.8 mm
Clarity: VS
Content: 1 pc
Price: $ 28.51
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ID: 656728
Weight: 2.22ct
Size: 9 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 13.32
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ID: 590770
Weight: 7.27ct
Size: 15 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 68.42
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ID: 556535
Weight: 3.07ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 25.69
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ID: 689127
Weight: 0.96ct
Size: 7 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 9.22
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ID: 692386
Weight: 39.72ct
Size: 30.7 x 20.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 38.14
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ID: 485217
Weight: 5.66ct (total)
Size: 9.6 x 9.5 mm
Clarity: Translucent
Content: 4 pcs
Price: $ 29.88
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ID: 413442
Weight: 2.03ct
Size: 9 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 13.40
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ID: 448446
Weight: 2.29ct
Size: 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 12.10
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ID: 687684
Weight: 3.03ct
Size: 20.6 x 6.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 8.94
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ID: 355535
Weight: 4.07ct (total)
Size: 5.5 mm (calibrated)
Clarity: VS
Content: 5 pcs
Price: $ 193.40
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ID: 687848
Weight: 0.33ct
Size: 5 x 3 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 15.84
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ID: 691134
Weight: 0.20ct
Size: 3.4 x 3.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 7.62
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ID: 463166
Weight: 1.71ct
Size: 11.9 x 6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 22.64
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ID: 489731
Weight: 2.67ct (total)
Size: 4.5 mm (calibrated)
Clarity: VVS-VS
Content: 6 pcs
Price: $ 52.87
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ID: 492796
Weight: 4.86ct
Size: 14 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 35.15
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ID: 728161
Weight: 3.11ct
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 7.46
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ID: 635665
Weight: 5.29ct
Size: 14 x 10 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 44.44
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ID: 705846
Weight: 0.73ct
Size: 6 x 6 mm (calibrated)
Clarity: VVS
Price: $ 6.13
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ID: 688685
Weight: 1.72ct
Size: 10 x 8 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 9.47
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ID: 722669
Weight: 11.31ct
Size: 23.8 x 12.8 mm
Clarity: Translucent
Content: 1 pc
Price: $ 95.00
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ID: 617915
Weight: 1.40ct
Size: 7 x 7 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 29.77
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ID: 710239
Weight: 13.31ct
Size: 13.5 x 11.1 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 423.26
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ID: 255627
Weight: 0.80ct (total)
Size: 3.2 mm
Clarity: VS
Content: 5 pcs
Price: $ 153.67
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ID: 461284
Weight: 3.64ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 33.64
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ID: 418749
Weight: 7.16ct
Size: 14 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 37.80
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ID: 439018
Weight: 2.37ct
Size: 10 x 8 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 78.22
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ID: 478456
Weight: 1.34ct (total)
Size: 6 mm (calibrated)
Clarity: Translucent
Content: 3 pcs
Price: $ 61.91
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ID: 475857
Weight: 24.13ct
Size: 29.4 x 21 mm
Clarity: Opaque
Content: 1 pc
Price: $ 47.78
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ID: 712575
Weight: 1.29ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 25.76
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ID: 349470
Weight: 1.04ct
Size: 6.6 x 5.7 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 144.14
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ID: 612896
Weight: 0.88ct
Size: 6.9 x 4.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 4.07
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ID: 687731
Weight: 12.94ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 16.37
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ID: 688252
Weight: 0.36ct
Size: 4.3 x 3.7 mm
Clarity: VS
Content: 1 pc
Price: $ 23.76
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ID: 446764
Weight: 4.36ct
Size: 13 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 14.39
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ID: 706829
Weight: 2.46ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 5.90
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ID: 476749
Weight: 23.13ct
Size: 25 x 18 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 19.54
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ID: 708016
Weight: 4.74ct
Size: 14.5 x 10.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 4.55
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ID: 688654
Weight: 2.25ct
Size: 10 x 8 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 67.50
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ID: 648935
Weight: 15.81ct
Size: 15.4 x 13.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 38.93
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ID: 461230
Weight: 6.89ct
Size: 14 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 63.66
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ID: 475558
Weight: 23.47ct
Size: 30.6 x 18.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 46.48
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ID: 685240
Weight: 17.26ct
Size: 23.1 x 17.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 17.20
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ID: 700075
Weight: 11.88ct
Size: 19.3 x 16.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 9.98
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ID: 566190
Weight: 1.82ct (total)
Size: 7 x 7 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 12.01
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ID: 503986
Weight: 2.12ct
Size: 7.9 x 7.6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 14.94
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ID: 515854
Weight: 35.44ct
Size: 25 x 18 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 41.63
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ID: 417937
Weight: 3.36ct
Size: 10 x 8 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 532.22
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ID: 586445
Weight: 1.40ct
Size: 7 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 92.40
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ID: 712539
Weight: 2.43ct
Size: 12 x 6 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 6.47
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ID: 411358
Weight: 1.14ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 61.74
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ID: 546351
Weight: 1.29ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 10.21
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ID: 718219
Weight: 0.91ct
Size: 5.7 x 4.8 mm
Clarity: VVS
Content: 1 pc
Price: $ 27.30
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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

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

Ive been looking for a place to buy loose gemstones for years and was thrilled when I found this site

Posted By Bern in October, 2024
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

Overall Rating -> 9 star ratings

I did not have any problems

Posted By Clilrichard in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Great for buying gemstones, came with authenticity certs. Will buy again someday!

Posted By Uggadugga in May, 2025
Source: Bizrate

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 -> 9 star ratings

Been using them for years! Very satisfied with the products.

Posted By PI SC in May, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

everything was fine

Posted By Marc in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Helpselect accomplished all personal growth goals

Posted By Mike in October, 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

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

Ive been looking for a place to buy loose gemstones for years and was thrilled when I found this site

Posted By Bern in October, 2024
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

Overall Rating -> 9 star ratings

I did not have any problems

Posted By Clilrichard in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Great for buying gemstones, came with authenticity certs. Will buy again someday!

Posted By Uggadugga in May, 2025
Source: Bizrate

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 -> 9 star ratings

Been using them for years! Very satisfied with the products.

Posted By PI SC in May, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

everything was fine

Posted By Marc in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Helpselect accomplished all personal growth goals

Posted By Mike in October, 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