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

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ID: 693462
Weight: 2.99ct
Size: 8.3 x 7.3 mm
Clarity: VS
Content: 1 pc
Price: $ 99.13
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ID: 439373
Weight: 2.13ct
Size: 8 x 8 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 132.14
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ID: 692987
Weight: 29.23ct
Size: 39.9 x 9.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 10.52
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ID: 724893
Weight: 6.65ct
Size: 12.6 x 10.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 7.58
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ID: 678120
Weight: 0.36ct
Size: 3.4 x 3.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 216.00
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ID: 465242
Weight: 4.02ct
Size: 14 x 10 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 35.18
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ID: 715360
Weight: 0.81ct
Size: 6.9 x 4.3 mm
Clarity: VVS
Content: 1 pc
Price: $ 51.52
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ID: 556751
Weight: 0.97ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 10.25
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ID: 717933
Weight: 1.30ct (total)
Size: 5.3 x 4.1 mm
Clarity: VS
Content: 2 pcs
Price: $ 32.50
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ID: 392689
Weight: 13.76ct (total)
Size: 14 x 10 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 90.82
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ID: 367744
Weight: 3.49ct
Size: 12.6 x 6.9 mm
Clarity: VVS
Content: 1 pc
Price: $ 23.53
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ID: 428475
Weight: 3.63ct (total)
Size: 8 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 9.59
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ID: 627969
Weight: 12.51ct
Size: 23.5 x 14.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 75.06
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ID: 446983
Weight: 1.91ct
Size: 8.3 x 6.7 mm
Clarity: VS
Content: 1 pc
Price: $ 90.26
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ID: 498816
Weight: 1.54ct
Size: 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 81.31
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ID: 721580
Weight: 21.99ct
Size: 29 x 19.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 26.39
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ID: 710165
Weight: 2.03ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 36.37
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ID: 648020
Weight: 5.98ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 10.76
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ID: 446661
Weight: 4.56ct
Size: 13 x 9 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 15.05
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ID: 491140
Weight: 10.97ct (total)
Size: 9 mm (calibrated)
Clarity: Opaque
Content: 3 pcs
Price: $ 32.29
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ID: 459959
Weight: 3.84ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 35.48
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ID: 663974
Weight: 1.98ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 42.77
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ID: 486498
Weight: 36.27ct (total)
Size: 32.8 x 8.5 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 23.94
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ID: 499041
Weight: 1.35ct (total)
Size: 4.7 x 3.9 mm
Clarity: VS-SI
Content: 4 pcs
Price: $ 162.00
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ID: 517491
Weight: 1.74ct
Size: 7.9 x 6.4 mm
Clarity: VS
Content: 1 pc
Price: $ 34.45
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ID: 400165
Weight: 7.01ct (total)
Size: 9 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 23.12
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ID: 366387
Weight: 1.26ct
Size: 7.1 x 5.6 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 177.01
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ID: 699620
Weight: 0.77ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 7.39
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ID: 382750
Weight: 1.16ct
Size: 19.1 x 2.8 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 29.47
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ID: 447587
Weight: 2.29ct
Size: 8.5 x 7.1 mm
Clarity: VS
Content: 1 pc
Price: $ 98.76
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ID: 393312
Weight: 10.89ct
Size: 13 x 13 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 71.88
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ID: 681805
Weight: 15.76ct
Size: 19.6 x 13.3 mm
Clarity: Transparent
Content: 1 pc
Price: $ 151.30
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ID: 672457
Weight: 2.19ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 52.56
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ID: 706664
Weight: 3.06ct
Size: 10 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 29.38
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ID: 721818
Weight: 6.87ct
Size: 16.5 x 11.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 24.73
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ID: 701958
Weight: 6.61ct
Size: 15 x 8.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 39.66
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ID: 712550
Weight: 3.64ct
Size: 14 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 9.70
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ID: 445718
Weight: 4.15ct
Size: 11.8 x 9.5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 30.30
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ID: 548088
Weight: 2.75ct
Size: 8.4 x 7.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 18.16
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ID: 680691
Weight: 2.46ct
Size: 10.6 x 7 mm
Clarity: SI
Content: 1 pc
Price: $ 73.80
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ID: 540043
Weight: 1.32ct
Size: 6 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 26.68
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ID: 358824
Weight: 2.21ct
Size: 8.1 x 6.8 mm
Clarity: VVS
Content: 1 pc
Price: $ 72.94
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ID: 490635
Weight: 5.75ct
Size: 14 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 41.75
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ID: 688417
Weight: 7.55ct
Size: 12 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 22.10
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ID: 707045
Weight: 1.09ct
Size: 7 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 6.54
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ID: 341844
Weight: 15.62ct (total)
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 20.31
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ID: 733418
Weight: 2.90ct
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 21.84
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ID: 438052
Weight: 2.45ct
Size: 9 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 113.20
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ID: 489373
Weight: 4.60ct (total)
Size: 5 mm (calibrated)
Clarity: VVS-VS
Content: 10 pcs
Price: $ 75.90
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ID: 721535
Weight: 0.57ct
Size: 8 x 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 10.26
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ID: 594869
Weight: 8.51ct (total)
Size: 10 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 10.21
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ID: 648894
Weight: 19.50ct
Size: 29 x 14.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 11.23
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ID: 715024
Weight: 3.50ct (total)
Size: 7 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 9.07
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ID: 704682
Weight: 26.63ct
Size: 37.9 x 9.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 3.19
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ID: 404005
Weight: 71.36ct
Size: 27 x 21.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 282.59
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ID: 711719
Weight: 28.95ct
Size: 25.1 mm
Clarity: Translucent
Content: 1 pc
Price: $ 64.27
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ID: 437068
Weight: 1.32ct
Size: 6.5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 34.85
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ID: 691442
Weight: 0.67ct
Size: 5.1 x 4.7 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 56.28
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ID: 464005
Weight: 4.70ct
Size: 12 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 9.31
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ID: 727307
Weight: 0.53ct
Size: 7.1 x 5.3 mm
Clarity: Transparent
Content: 1 pc
Price: $ 15.90
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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

Good selection, using for custom jewlery for my wife.

Posted By Smitty in June, 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 -> 8 star ratings

everything was fine

Posted By Marc in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I have bought from you before and have found your gems exceed my expectations. I have been very satisfied with all gems sent to me. I will be back. Thanks....

Posted By Dork in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

All Good

Posted By Boru in July, 2024
Source: Bizrate

Overall Rating -> 9 star ratings

It is a good experience, it is easy to view the item, and easy to check out.

Posted By Neo in November, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Im not a jeweler, I buy for my personal use. My dad was a jewelry maker and I love gemstones.

Posted By Andie in September, 2024
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

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

Good selection, using for custom jewlery for my wife.

Posted By Smitty in June, 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 -> 8 star ratings

everything was fine

Posted By Marc in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I have bought from you before and have found your gems exceed my expectations. I have been very satisfied with all gems sent to me. I will be back. Thanks....

Posted By Dork in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

All Good

Posted By Boru in July, 2024
Source: Bizrate

Overall Rating -> 9 star ratings

It is a good experience, it is easy to view the item, and easy to check out.

Posted By Neo in November, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Im not a jeweler, I buy for my personal use. My dad was a jewelry maker and I love gemstones.

Posted By Andie in September, 2024
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

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