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

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ID: 484278
Weight: 1.80ct
Size: 8.9 x 6.4 mm
Clarity: Translucent
Content: 1 pc
Price: $ 11.88
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ID: 706857
Weight: 3.80ct (total)
Size: 8 x 8 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 9.12
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ID: 708512
Weight: 1.31ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 27.06
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ID: 382832
Weight: 18.41ct
Size: 18 x 13 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 33.13
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ID: 662863
Weight: 3.94ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: VS-SI
Content: 2 pcs
Price: $ 94.56
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ID: 558461
Weight: 3.68ct
Size: 12 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 27.84
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ID: 517471
Weight: 0.93ct
Size: 8.7 x 5.2 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 98.21
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ID: 718635
Weight: 5.97ct
Size: 12 x 12 mm (calibrated)
Clarity: Translucent
Price: $ 26.87
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ID: 391418
Weight: 32.49ct
Size: 31.4 x 24.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 42.89
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ID: 706937
Weight: 2.43ct
Size: 9.1 x 8.5 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 23.33
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ID: 718271
Weight: 0.78ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 23.40
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ID: 400236
Weight: 6.17ct (total)
Size: 9 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 20.35
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ID: 315584
Weight: 3.77ct (total)
Size: 6.4 x 4.6 mm
Clarity: VVS-VS
Content: 4 pcs
Price: $ 74.02
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ID: 685910
Weight: 48.11ct
Size: 36.4 x 25.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 25.98
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ID: 442545
Weight: 2.40ct
Size: 7.5 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 79.20
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ID: 602693
Weight: 2.67ct
Size: 12 x 10 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 24.67
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ID: 686082
Weight: 0.93ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 20.09
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ID: 429791
Weight: 1.61ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 31.88
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ID: 700976
Weight: 0.63ct
Size: 4.7 mm
Clarity: SI
Content: 1 pc
Price: $ 37.80
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ID: 316156
Weight: 4.70ct (total)
Size: 8 x 5 mm (calibrated)
Clarity: VVS
Content: 6 pcs
Price: $ 34.13
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ID: 397549
Weight: 1.21ct
Size: 6.4 x 5 mm
Clarity: VS
Content: 1 pc
Price: $ 76.16
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ID: 688142
Weight: 3.42ct (total)
Size: 7 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 10.01
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ID: 713935
Weight: 1.04ct
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 8.74
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ID: 431638
Weight: 1.48ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 15.61
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ID: 720372
Weight: 0.96ct
Size: 6.2 x 4.6 mm
Clarity: VS
Content: 1 pc
Price: $ 92.40
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ID: 367858
Weight: 5.84ct (total)
Size: 7.5 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 38.24
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ID: 433496
Weight: 4.65ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: VVS
Content: 2 pcs
Price: $ 27.90
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ID: 726862
Weight: 0.86ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 15.48
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ID: 435031
Weight: 62.63ct
Size: 42.8 x 28.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 124.00
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ID: 717962
Weight: 1.02ct
Size: 6 x 4.9 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 30.60
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ID: 434832
Weight: 36.05ct
Size: 41.9 x 14.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 71.39
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ID: 484268
Weight: 5.53ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 4 pcs
Price: $ 66.36
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ID: 660025
Weight: 1.75ct
Size: 6.3 x 6.2 mm
Clarity: Translucent
Content: 1 pc
Price: $ 4.22
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ID: 422010
Weight: 5.15ct
Size: 11 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 34.00
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ID: 542967
Weight: 0.87ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 9.19
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ID: 449248
Weight: 0.87ct
Size: 14.3 x 2.8 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 34.45
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ID: 454633
Weight: 24.41ct (total)
Size: 24 x 11.9 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 32.22
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ID: 516712
Weight: 1.68ct
Size: 10.8 x 6.6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 155.23
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ID: 727851
Weight: 0.67ct
Size: 5 x 4.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 4.02
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ID: 708768
Weight: 27.44ct
Size: 22.3 x 15.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 98.78
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ID: 547757
Weight: 2.01ct
Size: 7 x 7 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 40.73
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ID: 520371
Weight: 7.98ct
Size: 18 x 13 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 75.64
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ID: 434336
Weight: 1.59ct
Size: 6.5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 41.98
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ID: 525626
Weight: 1.33ct
Size: 6.9 x 6.3 mm
Clarity: VVS
Content: 1 pc
Price: $ 204.82
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ID: 464485
Weight: 2.87ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VS
Content: 6 pcs
Price: $ 26.52
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ID: 205895
Weight: 2.25ct (total)
Size: 4 mm (calibrated)
Clarity: VS-SI
Content: 9 pcs
Price: $ 133.66
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ID: 514988
Weight: 1.57ct
Size: 8 x 8 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 14.51
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ID: 389820
Weight: 1.26ct
Size: 6.8 x 5.5 mm
Clarity: SI
Content: 1 pc
Price: $ 81.62
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ID: 686771
Weight: 0.56ct
Size: 5.1 x 4.2 mm
Clarity: VS
Content: 1 pc
Price: $ 47.04
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ID: 708625
Weight: 2.53ct
Size: 9.8 x 9.1 mm
Clarity: Transparent
Content: 1 pc
Price: $ 76.63
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ID: 385045
Weight: 7.48ct (total)
Size: 11 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 69.12
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ID: 693704
Weight: 24.98ct
Size: 29.8 x 10.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 8.99
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ID: 334924
Weight: 32.11ct
Size: 16 x 16 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 84.77
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ID: 676241
Weight: 5.19ct
Size: 15 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 12.30
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ID: 719069
Weight: 2.94ct
Size: 8.2 x 7 mm
Clarity: Transparent
Content: 1 pc
Price: $ 88.20
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ID: 640473
Weight: 0.29ct
Size: 5 x 3 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 13.92
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ID: 685155
Weight: 0.43ct
Size: 4.8 x 3.9 mm
Clarity: VS
Content: 1 pc
Price: $ 18.06
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ID: 493110
Weight: 5.49ct
Size: 14 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 39.72
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ID: 694532
Weight: 40.87ct
Size: 40.5 x 20.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 44.14
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ID: 420268
Weight: 13.03ct
Size: 20 x 16 mm
Clarity: Translucent
Content: 1 pc
Price: $ 25.79
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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 -> 9 star ratings

the gems were smaller than I thought but I was at fault for not reading the complete discrimination

Posted By Tim 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

there are a large number of gems to choose from i have ordered before and these objects are precious to me that my light reflect in them and fills the stones they are there when i need to reflect on life

Posted By Kickbass.2 in January, 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 -> 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 -> 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

It was easy to find what I wanted

Posted By Villian in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I found what I was looking for...had to look up millimeters to inches. It would be nice to see something, like a quarter, in the pix to show relative size. I plan on buy loose gemstones for every month in the calendar

Posted By TheP in January, 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

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 -> 9 star ratings

the gems were smaller than I thought but I was at fault for not reading the complete discrimination

Posted By Tim 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

there are a large number of gems to choose from i have ordered before and these objects are precious to me that my light reflect in them and fills the stones they are there when i need to reflect on life

Posted By Kickbass.2 in January, 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 -> 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 -> 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

It was easy to find what I wanted

Posted By Villian in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I found what I was looking for...had to look up millimeters to inches. It would be nice to see something, like a quarter, in the pix to show relative size. I plan on buy loose gemstones for every month in the calendar

Posted By TheP in January, 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

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