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

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ID: 693400
Weight: 2.89ct
Size: 10.5 x 6.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 10.40
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ID: 655078
Weight: 8.49ct
Size: 18 x 13 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 20.38
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ID: 567165
Weight: 4.02ct
Size: 10 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 12.16
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ID: 638186
Weight: 1.24ct
Size: 7 x 5 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 29.76
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ID: 674292
Weight: 4.17ct
Size: 13 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 55.01
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ID: 720258
Weight: 1.60ct
Size: 6.5 x 5.9 mm
Clarity: VS
Content: 1 pc
Price: $ 154.01
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ID: 714771
Weight: 0.91ct
Size: 7.9 x 5.7 mm
Clarity: VS
Content: 1 pc
Price: $ 49.14
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ID: 397277
Weight: 5.07ct
Size: 10 x 10 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 33.47
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ID: 717957
Weight: 0.78ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 23.40
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ID: 382722
Weight: 12.94ct
Size: 17.5 x 11.6 mm
Clarity: Transparent
Content: 1 pc
Price: $ 273.98
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ID: 368080
Weight: 5.30ct (total)
Size: 7.5 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 31.55
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ID: 692630
Weight: 98.71ct
Size: 28.9 x 28.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 41.46
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ID: 730434
Weight: 1.75ct
Size: 7.9 x 6.9 mm
Clarity: VS
Content: 1 pc
Price: $ 294.00
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ID: 712464
Weight: 1.29ct
Size: 10 x 5 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 3.43
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ID: 736668
Weight: 6.54ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 9.22
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ID: 726840
Weight: 3.02ct
Size: 11.4 x 6.1 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 181.20
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ID: 393148
Weight: 4.10ct
Size: 12 x 8 mm (calibrated)
Clarity: Transparent
Price: $ 27.06
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ID: 434474
Weight: 3.74ct (total)
Size: 7 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 98.74
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ID: 401587
Weight: 2.40ct (total)
Size: 4.7 mm
Clarity: VVS-VS
Content: 4 pcs
Price: $ 89.28
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ID: 470981
Weight: 23.48ct
Size: 19.1 x 20.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 52.69
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ID: 639598
Weight: 0.67ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Price: $ 5.63
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ID: 480285
Weight: 6.34ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 58.58
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ID: 676232
Weight: 2.17ct
Size: 11.8 x 7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 6.17
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ID: 678703
Weight: 21.29ct
Size: 22.7 x 15.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 77.16
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ID: 736704
Weight: 1.10ct
Size: 8.1 x 7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 7.70
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ID: 635859
Weight: 1.56ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 28.08
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ID: 546514
Weight: 2.29ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 36.28
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ID: 348978
Weight: 2.29ct
Size: 21.4 x 3.8 mm
Clarity: VVS
Content: 1 pc
Price: $ 75.58
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ID: 687728
Weight: 11.48ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 13.78
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ID: 656102
Weight: 10.66ct
Size: 16 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 16.63
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ID: 553123
Weight: 1.19ct
Size: 7 x 5 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 7.16
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ID: 554322
Weight: 0.93ct
Size: 9 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 35.24
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ID: 708656
Weight: 1.44ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 29.74
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ID: 659900
Weight: 6.86ct
Size: 17.5 x 13.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 21.41
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ID: 543729
Weight: 0.88ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 8.14
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ID: 367994
Weight: 5.49ct
Size: 13.4 x 8.2 mm
Clarity: VVS
Content: 1 pc
Price: $ 37.03
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ID: 499238
Weight: 1.83ct
Size: 7 x 7 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 32.86
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ID: 474170
Weight: 3.07ct (total)
Size: 6.9 x 6.7 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 11.05
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ID: 597446
Weight: 1.40ct
Size: 6 x 6 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 27.72
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ID: 592221
Weight: 0.78ct
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 21.45
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ID: 432467
Weight: 4.63ct (total)
Size: 4.6 x 4.5 mm
Clarity: VS
Content: 10 pcs
Price: $ 30.56
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ID: 691102
Weight: 1.54ct
Size: 9 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 83.16
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ID: 585593
Weight: 49.22ct
Size: 34.8 x 23.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 29.65
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ID: 393667
Weight: 1.97ct (total)
Size: 2.9 x 1.9 mm
Clarity: VS
Content: 30 pcs
Price: $ 143.03
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ID: 622557
Weight: 1.34ct
Size: 7.5 x 5.9 mm
Clarity: VS
Content: 1 pc
Price: $ 28.19
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ID: 393665
Weight: 1.89ct (total)
Size: 3 x 1.9 mm
Clarity: VS
Content: 30 pcs
Price: $ 124.74
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ID: 456593
Weight: 2.17ct
Size: 10.8 x 7.5 mm
Clarity: VS
Content: 1 pc
Price: $ 20.05
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ID: 502887
Weight: 2.81ct (total)
Size: 7 x 6.2 mm
Clarity: VS
Content: 5 pcs
Price: $ 22.26
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ID: 384237
Weight: 10.13ct (total)
Size: 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 40.12
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ID: 699655
Weight: 1.15ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 11.04
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ID: 573243
Weight: 1.16ct
Size: 7.2 x 5.2 mm
Clarity: SI
Content: 1 pc
Price: $ 30.62
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ID: 531247
Weight: 3.71ct
Size: 9 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 34.28
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ID: 706746
Weight: 25.91ct
Size: 27.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 11.66
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ID: 558081
Weight: 3.53ct
Size: 12 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 26.70
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ID: 713881
Weight: 2.05ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 17.22
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ID: 501522
Weight: 10.46ct
Size: 17 x 17 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 43.91
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ID: 367979
Weight: 2.98ct (total)
Size: 5.5 mm (calibrated)
Clarity: Transparent
Content: 4 pcs
Price: $ 19.51
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ID: 720324
Weight: 0.97ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 93.36
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ID: 662858
Weight: 1.51ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 28.99
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ID: 658608
Weight: 19.49ct
Size: 17.8 x 16.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 28.54
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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 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 -> 7 star ratings

Okay thank you.

Posted By Bepc61 in March, 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

All these questions, and I don't have to give any blood. What a Deal... I absolutely enjoy the Gem Select emails every month. This one today was special. I always say, I'll know it when I see it. This stone today was the One. Odd and Intriguing. Thank You So Much for all that you do.

Posted By G.W. in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Appreciated the selection. Jadeite is hard to find under $100. Website has alot of variety.

Posted By Jess in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

went well

Posted By Doug in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I like the site, it's easy to navigate. There are sometimes items I'm looking for that aren't there, but mostly I can find what I need.

Posted By Nate 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 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 -> 7 star ratings

Okay thank you.

Posted By Bepc61 in March, 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

All these questions, and I don't have to give any blood. What a Deal... I absolutely enjoy the Gem Select emails every month. This one today was special. I always say, I'll know it when I see it. This stone today was the One. Odd and Intriguing. Thank You So Much for all that you do.

Posted By G.W. in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Appreciated the selection. Jadeite is hard to find under $100. Website has alot of variety.

Posted By Jess in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

went well

Posted By Doug in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I like the site, it's easy to navigate. There are sometimes items I'm looking for that aren't there, but mostly I can find what I need.

Posted By Nate 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