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

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ID: 712105
Weight: 3.75ct
Size: 12 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 10.00
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ID: 718151
Weight: 0.68ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 20.40
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ID: 478624
Weight: 0.85ct
Size: 8 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 29.75
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ID: 737386
Weight: 2.15ct
Size: 9 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 96.75
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ID: 645210
Weight: 3.58ct (total)
Size: 7 x 7 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 8.59
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ID: 537142
Weight: 1.72ct (total)
Size: 6.8 x 4.5 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 6.82
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ID: 733464
Weight: 2.87ct
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 25.93
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ID: 546186
Weight: 0.73ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 28.91
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ID: 505842
Weight: avg. 1.63 ct / each
Size: 10 x 7 mm (calibrated)
Clarity: VVS-VS
Price: $ 8.97
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ID: 678002
Weight: 1.07ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 8.99
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ID: 602196
Weight: 9.97ct
Size: 15 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 48.43
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ID: 463296
Weight: 1.64ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 32.47
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ID: 514165
Weight: 8.46ct
Size: 12 x 12 mm (calibrated)
Clarity: VVS-VS
Price: $ 17.26
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ID: 517191
Weight: 1.36ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 125.66
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ID: 691838
Weight: 5.57ct
Size: 11.3 x 9.6 mm
Clarity: VS
Content: 1 pc
Price: $ 184.68
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ID: 610319
Weight: 5.67ct
Size: 22.1 x 8.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 7.49
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ID: 656676
Weight: 0.82ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 13.78
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ID: 548385
Weight: 11.50ct (total)
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 43.12
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ID: 712489
Weight: 3.40ct
Size: 11 x 9 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 9.06
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ID: 345635
Weight: 24.80ct
Size: 17 x 15.9 mm
Clarity: Transparent/Translucent
Content: 1 pc
Price: $ 42.55
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ID: 470013
Weight: 12.31ct
Size: 12 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 17.06
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ID: 694475
Weight: 20.98ct
Size: 18 x 18 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 176.23
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ID: 631668
Weight: 17.16ct
Size: 21.6 x 17.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 78.05
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ID: 710081
Weight: 2.33ct
Size: 14 x 7 mm
Clarity: VVS
Content: 1 pc
Price: $ 19.57
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ID: 686798
Weight: 1.08ct (total)
Size: 6.1 x 4.2 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 23.33
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ID: 419914
Weight: 11.48ct
Size: 21.3 x 15.9 mm
Clarity: Translucent
Content: 1 pc
Price: $ 45.46
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ID: 434020
Weight: 4.40ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: VVS
Content: 2 pcs
Price: $ 29.04
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ID: 467758
Weight: 5.08ct (total)
Size: 3 mm (calibrated)
Clarity: Transparent
Content: 30 pcs
Price: $ 30.48
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ID: 671121
Weight: 11.47ct
Size: 21.5 x 13.7 mm
Clarity: Translucent
Content: 1 pc
Price: $ 29.59
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ID: 563800
Weight: 0.91ct
Size: 7 x 5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 18.72
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ID: 727026
Weight: 0.69ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 12.42
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ID: 666396
Weight: 4.18ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 85.73
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ID: 428678
Weight: 7.55ct
Size: 12.9 x 10 mm
Clarity: Translucent
Content: 1 pc
Price: $ 49.84
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ID: 675230
Weight: 10.21ct
Size: 15 x 15 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 61.26
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ID: 684596
Weight: 13.64ct
Size: 23.2 x 17.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 13.58
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ID: 699275
Weight: 1.74ct
Size: 7 x 6 mm
Clarity: Transparent
Content: 1 pc
Price: $ 10.44
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ID: 377414
Weight: 60.32ct
Size: 29.3 x 27.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 39.82
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ID: 471474
Weight: 23.10ct
Size: 25.5 x 20.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 18.90
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ID: 717951
Weight: 0.67ct
Size: 5.7 x 3.9 mm
Clarity: VVS
Content: 1 pc
Price: $ 20.10
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ID: 679795
Weight: 30.90ct
Size: 22.1 x 17.4 mm
Clarity: VVS
Content: 1 pc
Price: $ 296.64
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ID: 416066
Weight: 1.67ct
Size: 19.3 x 3.3 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 52.91
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ID: 683049
Weight: 0.13ct
Size: 3 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 74.51
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ID: 688243
Weight: 0.31ct
Size: 5 x 3.3 mm
Clarity: VS
Content: 1 pc
Price: $ 20.46
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ID: 582938
Weight: 15.96ct
Size: 18 x 17.4 mm
Clarity: Translucent
Content: 1 pc
Price: $ 20.88
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ID: 532399
Weight: 3.82ct
Size: 10.4 x 8.7 mm
Clarity: Translucent
Content: 1 pc
Price: $ 27.73
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ID: 728154
Weight: 3.34ct
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 8.02
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ID: 680842
Weight: 2.72ct
Size: 10 x 8 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 81.60
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ID: 684061
Weight: 0.58ct
Size: 5 x 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 24.36
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ID: 390041
Weight: 1.03ct
Size: 8.7 x 3.8 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 66.73
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ID: 470983
Weight: 46.25ct (total)
Size: 19.1 x 20.3 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 103.79
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ID: 712340
Weight: 1.12ct
Size: 8.1 x 5.2 mm
Clarity: Translucent
Content: 1 pc
Price: $ 2.99
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ID: 682699
Weight: 0.79ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 14.22
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ID: 544028
Weight: 2.05ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 41.23
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ID: 450937
Weight: 2.53ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 4 pcs
Price: $ 23.38
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ID: 459909
Weight: 3.85ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 35.58
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ID: 505339
Weight: 3.32ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 30.67
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ID: 639198
Weight: 3.02ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: VVS
Content: 2 pcs
Price: $ 25.37
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ID: 485389
Weight: 7.67ct (total)
Size: 10 x 10 mm (calibrated)
Clarity: Translucent
Content: 3 pcs
Price: $ 20.24
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ID: 464286
Weight: 4.37ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VS
Content: 10 pcs
Price: $ 40.38
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ID: 482535
Weight: 40.61ct
Size: 32.3 x 23.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 29.48
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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 was able to find what I was looking for

Posted By Lincolnpremier 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 am never let down by GemSelect. I love that you get the exact stone you want. Shipping is always in a few days. I have spread the word about GemSelect on social media jewelry creating groups that I attend. This sapphire is going to make one gorgeous ring

Posted By Desertchick in April, 2025
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

I found the website easy to work with. The gemstones are lovely.

Posted By Sophie-Tiger in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I like the way your website shows us what stone were buying as well the easy way to navigate the site. also knowing the stones are real...

Posted By RED in January, 2025
Source: Bizrate

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

I love the quality, presentation and the price of the stones. I love the identification card - report they send with each stone.

Posted By Dia in March, 2025
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

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 was able to find what I was looking for

Posted By Lincolnpremier 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 am never let down by GemSelect. I love that you get the exact stone you want. Shipping is always in a few days. I have spread the word about GemSelect on social media jewelry creating groups that I attend. This sapphire is going to make one gorgeous ring

Posted By Desertchick in April, 2025
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

I found the website easy to work with. The gemstones are lovely.

Posted By Sophie-Tiger in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I like the way your website shows us what stone were buying as well the easy way to navigate the site. also knowing the stones are real...

Posted By RED in January, 2025
Source: Bizrate

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

I love the quality, presentation and the price of the stones. I love the identification card - report they send with each stone.

Posted By Dia in March, 2025
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

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