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

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ID: 547561
Weight: 3.66ct
Size: 9 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 21.96
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ID: 693455
Weight: 28.66ct
Size: 38.2 x 10.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 10.32
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ID: 483676
Weight: 1.66ct
Size: 7.1 x 5.6 mm
Clarity: VS
Content: 1 pc
Price: $ 139.44
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ID: 717286
Weight: 0.42ct
Size: 6 x 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 34.99
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ID: 682114
Weight: 8.67ct
Size: 13 x 11 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 43.35
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ID: 462679
Weight: 1.82ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: Transparent
Content: 4 pcs
Price: $ 87.36
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ID: 720488
Weight: 1.00ct
Size: 6.5 x 5.4 mm
Clarity: VS
Content: 1 pc
Price: $ 180.00
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ID: 393281
Weight: 3.71ct
Size: 9.6 x 9.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 24.49
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ID: 512893
Weight: 1.76ct
Size: 8.1 x 6.8 mm
Clarity: VS
Content: 1 pc
Price: $ 38.09
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ID: 499042
Weight: 2.49ct (total)
Size: 5.4 x 4.2 mm
Clarity: VS-SI
Content: 5 pcs
Price: $ 328.68
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ID: 401333
Weight: 12.50ct (total)
Size: 11 mm (calibrated)
Clarity: VVS
Content: 2 pcs
Price: $ 41.26
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ID: 457148
Weight: 1.65ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 15.25
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ID: 325876
Weight: 8.70ct (total)
Size: 8.6 x 7.5 mm
Clarity: Transparent/Translucent
Content: 4 pcs
Price: $ 28.19
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ID: 429862
Weight: 1.44ct
Size: 7 x 4.8 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 28.51
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ID: 712582
Weight: 2.33ct
Size: 10 x 6.7 mm
Clarity: Translucent
Content: 1 pc
Price: $ 6.20
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ID: 699525
Weight: 0.60ct
Size: 5.3 x 5.2 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 5.76
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ID: 519149
Weight: 1.76ct
Size: 7 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 46.46
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ID: 717943
Weight: 0.73ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 21.90
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ID: 419859
Weight: 1.14ct
Size: 6.5 x 5.6 mm
Clarity: VVS
Content: 1 pc
Price: $ 72.23
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ID: 398675
Weight: 3.98ct (total)
Size: 8 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 26.27
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ID: 541542
Weight: 3.32ct (total)
Size: 7.7 x 6.4 mm
Clarity: VS-SI
Content: 2 pcs
Price: $ 66.70
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ID: 564224
Weight: 2.86ct
Size: 10 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 18.88
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ID: 672506
Weight: 13.61ct
Size: 24.3 x 13.1 mm
Clarity: Translucent
Content: 1 pc
Price: $ 16.33
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ID: 540603
Weight: 1.41ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 42.02
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ID: 548704
Weight: 28.02ct
Size: 32.9 x 14.5 mm
Clarity: Translucent
Content: 1 pc
Price: $ 44.38
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ID: 711976
Weight: 5.20ct
Size: 12 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 74.88
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ID: 715567
Weight: 11.40ct
Size: 18 x 13 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 109.44
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ID: 566183
Weight: 1.98ct
Size: 7 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 45.04
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ID: 733428
Weight: 3.36ct
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 25.30
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ID: 479675
Weight: 2.54ct (total)
Size: 10.1 x 5.1 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 26.82
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ID: 579546
Weight: 2.52ct
Size: 9 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 36.59
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ID: 730453
Weight: 49.01ct
Size: 35.2 x 20.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 47.05
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ID: 462008
Weight: 3.49ct (total)
Size: 12 x 6.2 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 41.59
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ID: 688118
Weight: 9.43ct
Size: 24.8 x 12.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 27.84
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ID: 529580
Weight: 7.37ct (total)
Size: 9 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 29.18
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ID: 708428
Weight: 1.15ct
Size: 7.8 x 5.7 mm
Clarity: Transparent
Content: 1 pc
Price: $ 23.75
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ID: 499680
Weight: 1.63ct
Size: 7.6 x 5.6 mm
Clarity: Transparent
Content: 1 pc
Price: $ 6.46
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ID: 291478
Weight: 9.37ct
Size: 24.9 x 9.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 34.02
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ID: 603060
Weight: 2.90ct
Size: 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 38.28
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ID: 571600
Weight: 8.44ct
Size: 15.4 x 11.3 mm
Clarity: VVS
Content: 1 pc
Price: $ 66.84
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ID: 560874
Weight: 0.90ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 8.32
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ID: 456288
Weight: 3.81ct (total)
Size: 6.4 x 6.2 mm
Clarity: VVS-VS
Content: 4 pcs
Price: $ 35.21
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ID: 447585
Weight: 2.13ct
Size: 8.4 x 6.6 mm
Clarity: VS
Content: 1 pc
Price: $ 101.05
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ID: 711443
Weight: 3.01ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 60.11
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ID: 422796
Weight: 0.76ct
Size: 6.3 x 3.8 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 29.15
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ID: 516566
Weight: 1.28ct
Size: 7.1 x 6 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 25.34
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ID: 665021
Weight: 1.37ct
Size: 7.9 x 6.4 mm
Clarity: Translucent
Content: 1 pc
Price: $ 9.86
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ID: 471867
Weight: 4.11ct
Size: 12 x 9.5 mm
Clarity: Translucent
Content: 1 pc
Price: $ 1,085.04
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ID: 516348
Weight: 1.55ct
Size: 6.7 x 6.4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 147.31
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ID: 720492
Weight: 0.82ct
Size: 5.8 x 5.3 mm
Clarity: VS
Content: 1 pc
Price: $ 147.60
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ID: 678169
Weight: 2.27ct
Size: 9 x 6 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 4.54
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ID: 673277
Weight: 14.55ct
Size: 26 x 14.6 mm
Clarity: Translucent
Content: 1 pc
Price: $ 14.55
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ID: 545222
Weight: 1.75ct
Size: 9 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 13.06
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ID: 732809
Weight: 1.45ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 29.00
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ID: 716369
Weight: 1.43ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 13.73
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ID: 531843
Weight: 11.14ct (total)
Size: 14 x 10 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 11.18
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ID: 569228
Weight: 1.50ct
Size: 7.5 x 5.5 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 29.82
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ID: 714344
Weight: 0.40ct
Size: 4 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 12.00
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ID: 428067
Weight: 6.80ct
Size: 15.7 x 11.1 mm
Clarity: VVS
Content: 1 pc
Price: $ 48.96
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ID: 685142
Weight: 0.10ct (total)
Size: 2.1 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 35.00
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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

Great site always looking for great deals and find them on this site

Posted By IRO5812 in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Easy to conduct search, good amount of stock to select from along with variety of prices.

Posted By Que in June, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

everything was fine

Posted By Marc in January, 2025
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 -> 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

I have ordered from Genselect before and always had a great experience. My go to source!

Posted By Kycaver in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Excellent selection and easy to use, well done site

Posted By Steph in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

It was easy and to the point

Posted By Victorius in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I love browsing the site and everything is easy to find. There is just so much I get lost for hours. Sometimes I wish there were videos of some gems, but other than that I love shopping with GemSelect and I have referred the site to many people many times. I work in the jewelry industry myself and I love to show off what Ive had made with my gems from GemSelect! Thank you

Posted By Antennaesglow in July, 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

Great site always looking for great deals and find them on this site

Posted By IRO5812 in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Easy to conduct search, good amount of stock to select from along with variety of prices.

Posted By Que in June, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

everything was fine

Posted By Marc in January, 2025
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 -> 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

I have ordered from Genselect before and always had a great experience. My go to source!

Posted By Kycaver in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Excellent selection and easy to use, well done site

Posted By Steph in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

It was easy and to the point

Posted By Victorius in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I love browsing the site and everything is easy to find. There is just so much I get lost for hours. Sometimes I wish there were videos of some gems, but other than that I love shopping with GemSelect and I have referred the site to many people many times. I work in the jewelry industry myself and I love to show off what Ive had made with my gems from GemSelect! Thank you

Posted By Antennaesglow in July, 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