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

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ID: 658710
Weight: 17.81ct
Size: 17.1 x 16.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 26.08
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ID: 321088
Weight: 3.02ct
Size: 10 x 6.5 mm
Clarity: Transparent/Translucent
Content: 1 pc
Price: $ 7.97
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ID: 248958
Weight: 2.35ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 6 pcs
Price: $ 155.10
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ID: 730481
Weight: 2.78ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 24.89
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ID: 708230
Weight: 2.88ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 4.76
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ID: 674250
Weight: 2.29ct
Size: 12 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 96.18
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ID: 371621
Weight: 5.82ct (total)
Size: 7 x 7 mm (calibrated)
Clarity: VS
Content: 5 pcs
Price: $ 41.90
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ID: 711146
Weight: 18.08ct
Size: 18 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 151.87
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ID: 640074
Weight: 1.52ct
Size: 7.4 x 6.1 mm
Clarity: Transparent
Content: 1 pc
Price: $ 9.12
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ID: 699267
Weight: 27.82ct
Size: 28.4 x 17.6 mm
Clarity: Translucent
Content: 1 pc
Price: $ 33.38
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ID: 543687
Weight: 2.33ct
Size: 9 x 9 mm (calibrated)
Clarity: VVS-VS
Price: $ 15.38
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ID: 455044
Weight: 27.10ct (total)
Size: 16 x 16 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 35.77
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ID: 312900
Weight: 2.48ct (total)
Size: 4 mm (calibrated)
Clarity: VS-SI
Content: 10 pcs
Price: $ 147.31
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ID: 734954
Weight: 2.08ct
Size: 8 x 6 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 10.40
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ID: 701283
Weight: 9.07ct
Size: 14 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 54.42
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ID: 693787
Weight: 59.48ct
Size: 44.2 x 26.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 41.40
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ID: 466420
Weight: 5.12ct (total)
Size: 8 mm (calibrated)
Clarity: Translucent
Content: 3 pcs
Price: $ 189.24
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ID: 673871
Weight: 0.88ct
Size: 8.8 x 6.3 mm
Clarity: Transparent
Content: 1 pc
Price: $ 36.96
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ID: 725180
Weight: 14.52ct
Size: 15.1 x 13.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 13.79
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ID: 471447
Weight: 23.33ct
Size: 33.9 x 23.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 19.09
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ID: 728173
Weight: 0.06ct
Size: 2.4 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 24.74
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ID: 543754
Weight: 2.23ct
Size: 8 x 6 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 44.87
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ID: 650202
Weight: 9.86ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 6.98
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ID: 655063
Weight: 16.03ct
Size: 20 x 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 49.82
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ID: 341690
Weight: 3.74ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 10 pcs
Price: $ 36.29
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ID: 660293
Weight: 1.62ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 3.91
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ID: 698778
Weight: 0.87ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 7.31
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ID: 667136
Weight: 4.08ct
Size: 11.2 x 8.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 9.79
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ID: 737297
Weight: 2.23ct
Size: 9 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 100.35
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ID: 712012
Weight: 7.51ct
Size: 16 x 12 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 20.00
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ID: 448507
Weight: 1.07ct
Size: 7.1 x 6 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 618.89
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ID: 353354
Weight: 4.65ct (total)
Size: 5.8 x 3.6 mm
Clarity: VS-SI
Content: 10 pcs
Price: $ 98.21
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ID: 711201
Weight: 0.56ct
Size: 6 x 4 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 1.49
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ID: 691917
Weight: 0.53ct
Size: 4.8 x 4.4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 44.52
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ID: 733432
Weight: 3.06ct
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 27.65
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ID: 715525
Weight: 0.32ct
Size: 4.6 x 3.7 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 20.35
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ID: 663369
Weight: 3.80ct
Size: 12 x 8 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 31.92
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ID: 712197
Weight: 3.95ct
Size: 14 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 10.52
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ID: 657618
Weight: 1.34ct
Size: 6 x 6 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 1.61
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ID: 334302
Weight: 11.38ct
Size: 15 x 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 16.08
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ID: 420113
Weight: 37.85ct
Size: 28.8 x 23 mm
Clarity: Translucent
Content: 1 pc
Price: $ 74.94
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ID: 492801
Weight: 4.76ct
Size: 14 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 34.43
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ID: 699836
Weight: 0.62ct
Size: 6.5 x 4.5 mm
Clarity: VS
Content: 1 pc
Price: $ 22.26
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ID: 672534
Weight: 0.95ct
Size: 6.1 x 4.6 mm
Clarity: Transparent
Content: 1 pc
Price: $ 3.42
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ID: 471466
Weight: 35.12ct
Size: 34.7 x 22.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 28.74
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ID: 732204
Weight: 2.68ct
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 102.91
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ID: 452165
Weight: 0.72ct
Size: 6 x 4.8 mm
Clarity: VS
Content: 1 pc
Price: $ 33.26
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ID: 474919
Weight: 4.49ct
Size: 11 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 41.48
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ID: 498828
Weight: 0.68ct
Size: 5.2 mm
Clarity: VS
Content: 1 pc
Price: $ 32.64
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ID: 650895
Weight: 1.69ct
Size: 8 x 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 14.20
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ID: 513460
Weight: 0.90ct
Size: 5.5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 65.34
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ID: 728237
Weight: 0.05ct
Size: 2.2 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 20.62
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ID: 578245
Weight: 0.76ct
Size: 7.7 x 5.7 mm
Clarity: VS
Content: 1 pc
Price: $ 40.13
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ID: 559410
Weight: 1.59ct
Size: 7 x 7 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 32.63
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ID: 519139
Weight: 1.61ct
Size: 9 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 148.76
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ID: 697172
Weight: 0.63ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 3.78
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ID: 726187
Weight: 0.85ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 33.67
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ID: 596669
Weight: 5.06ct
Size: 22.6 x 8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 20.04
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ID: 685243
Weight: 13.01ct
Size: 22.3 x 16.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 12.96
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ID: 720281
Weight: 0.97ct
Size: 6.2 x 5 mm
Clarity: VS
Content: 1 pc
Price: $ 93.36
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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 -> 8 star ratings

Love the ease of access. Easy to find what you are looking for, and fair pricing.

Posted By NickBehnke in October, 2024
Source: Bizrate

Overall Rating -> 8 star ratings

The website was nice and I bought some gems

Posted By Jay in December, 2024
Source: Bizrate

Overall Rating -> 9 star ratings

I am very pleased with the ways you can filter your searches on this site, finding exactly what I want with little knowledge of what I am looking for is surprisingly easy!

Posted By Leo in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Everything went well, the payment options are easily declined but, but once sorted out, everything is smooth. I have bought from GemSelect before and am consistently satisfied with them.

Posted By Gabe in August, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

looked at pink stones and at sapphires bought some sapphires. I love looking and collecting gemstones. .

Posted By Steven M. in February, 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

Had no difficulty with the website. The only difficulty I had today was making the choice of what I wanted to purchase. There are just so many delicious stones to choose from!!

Posted By Desertchick 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

I would recommend gem select yo everyone Fast service and no problems

Posted By Steve in March, 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 -> 8 star ratings

Love the ease of access. Easy to find what you are looking for, and fair pricing.

Posted By NickBehnke in October, 2024
Source: Bizrate

Overall Rating -> 8 star ratings

The website was nice and I bought some gems

Posted By Jay in December, 2024
Source: Bizrate

Overall Rating -> 9 star ratings

I am very pleased with the ways you can filter your searches on this site, finding exactly what I want with little knowledge of what I am looking for is surprisingly easy!

Posted By Leo in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Everything went well, the payment options are easily declined but, but once sorted out, everything is smooth. I have bought from GemSelect before and am consistently satisfied with them.

Posted By Gabe in August, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

looked at pink stones and at sapphires bought some sapphires. I love looking and collecting gemstones. .

Posted By Steven M. in February, 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

Had no difficulty with the website. The only difficulty I had today was making the choice of what I wanted to purchase. There are just so many delicious stones to choose from!!

Posted By Desertchick 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

I would recommend gem select yo everyone Fast service and no problems

Posted By Steve in March, 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