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

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ID: 650728
Weight: 1.64ct
Size: 8 x 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 13.78
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ID: 706963
Weight: 34.76ct
Size: 33.7 x 21.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 18.77
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ID: 479410
Weight: 1.77ct (total)
Size: 9.9 x 5 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 18.70
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ID: 392087
Weight: 12.43ct
Size: 35 x 12.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 22.37
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ID: 661995
Weight: 1.97ct
Size: 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 16.55
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ID: 711629
Weight: 19.62ct
Size: 20 x 15 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 164.81
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ID: 645782
Weight: 24.00ct
Size: 31.6 x 19.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 74.88
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ID: 597627
Weight: 0.79ct
Size: 5 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 26.34
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ID: 537800
Weight: 1.04ct
Size: 10.7 x 3.5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 94.73
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ID: 387071
Weight: 5.64ct
Size: 12 x 10 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 44.66
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ID: 534218
Weight: 3.61ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 33.36
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ID: 565277
Weight: 68.00ct
Size: 42.6 x 19.2 mm
Clarity: Translucent
Content: 1 pc
Price: $ 46.51
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ID: 490335
Weight: 1.73ct
Size: 7.4 x 6.4 mm
Clarity: VS
Content: 1 pc
Price: $ 153.46
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ID: 714779
Weight: 0.53ct
Size: 5 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 15.90
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ID: 714011
Weight: 0.31ct
Size: 4 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 9.30
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ID: 659825
Weight: 0.97ct
Size: 9 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 2.33
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ID: 511688
Weight: 1.25ct
Size: 9.9 x 5 mm
Clarity: VS
Content: 1 pc
Price: $ 57.76
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ID: 464355
Weight: 3.92ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VS
Content: 10 pcs
Price: $ 36.22
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ID: 394761
Weight: 5.59ct
Size: 11 x 11 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 36.90
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ID: 724895
Weight: 14.03ct
Size: 14 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 16.00
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ID: 370008
Weight: 27.10ct
Size: 30.4 x 20.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 35.77
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ID: 723289
Weight: 2.00ct
Size: 8 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 19.20
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ID: 718031
Weight: 0.72ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 21.60
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ID: 434850
Weight: 32.35ct
Size: 29.7 x 17.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 42.71
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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: 554620
Weight: 0.95ct
Size: 7.7 x 5.6 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 25.08
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ID: 648462
Weight: 21.55ct
Size: 27.2 x 18 mm
Clarity: Opaque
Content: 1 pc
Price: $ 12.41
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ID: 431574
Weight: 1.40ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 14.77
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ID: 692656
Weight: 12.84ct
Size: 16 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 107.86
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ID: 667014
Weight: 1.86ct
Size: 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 38.15
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ID: 686465
Weight: 0.73ct
Size: 6 x 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 15.77
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ID: 453653
Weight: 1.60ct
Size: 10 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 14.78
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ID: 718587
Weight: 5.83ct
Size: 12 x 12 mm (calibrated)
Clarity: Translucent
Price: $ 26.23
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ID: 528144
Weight: 3.10ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 22.43
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ID: 449619
Weight: 3.79ct (total)
Size: 8.3 x 6.9 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 25.02
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ID: 727840
Weight: 0.03ct
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 12.37
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ID: 495353
Weight: 2.92ct
Size: 9.5 x 7.6 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 62.59
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ID: 715814
Weight: 1.38ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 13.25
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ID: 635845
Weight: 1.92ct
Size: 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 50.69
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ID: 462683
Weight: 1.55ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: Transparent
Content: 4 pcs
Price: $ 81.84
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ID: 509128
Weight: 33.65ct
Size: 22 x 17.7 mm
Clarity: VVS
Content: 1 pc
Price: $ 282.66
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ID: 449733
Weight: 3.42ct (total)
Size: 9.6 x 7.6 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 22.57
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ID: 528675
Weight: 22.53ct
Size: 20.2 x 16.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 59.48
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ID: 569018
Weight: 0.80ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 7.39
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ID: 367972
Weight: 4.00ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 26.18
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ID: 475665
Weight: 7.18ct
Size: 16 x 12 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 66.35
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ID: 371355
Weight: 15.34ct (total)
Size: 16 x 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 20.24
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ID: 711720
Weight: 28.11ct
Size: 25.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 74.88
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ID: 453766
Weight: 3.46ct
Size: 11.8 x 8.9 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 31.97
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ID: 480905
Weight: 10.18ct (total)
Size: 9 mm (calibrated)
Clarity: Translucent
Content: 4 pcs
Price: $ 72.56
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ID: 461980
Weight: 5.23ct (total)
Size: 12 x 6 mm
Clarity: VVS-VS
Content: 3 pcs
Price: $ 62.34
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ID: 682984
Weight: 7.06ct
Size: 14.5 x 7.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 67.78
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ID: 534769
Weight: 3.84ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 30.41
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ID: 710147
Weight: 2.01ct
Size: 8 x 6 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 36.01
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ID: 597656
Weight: 3.11ct
Size: 10.6 x 9.7 mm
Clarity: VVS
Content: 1 pc
Price: $ 24.64
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ID: 713944
Weight: 0.91ct
Size: 7.2 x 5.3 mm
Clarity: VS
Content: 1 pc
Price: $ 15.29
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ID: 726067
Weight: 0.64ct
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 6.14
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ID: 675004
Weight: 3.21ct
Size: 10 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 26.96
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ID: 718868
Weight: 0.62ct
Size: 5.2 x 4.1 mm
Clarity: VVS
Content: 1 pc
Price: $ 11.16
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ID: 450107
Weight: 2.51ct (total)
Size: 7.1 x 5.4 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 33.13
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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

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

So far, my experience was great...Thanks

Posted By Kaydi in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Helpselect accomplished all personal growth goals

Posted By Mike in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Love beauty, color, quality, and price of these gems. Personal projects and will come here soon and everytime.

Posted By Darkstar in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I searched for the size, dimensions and quality of the stones I was looking for and then compared and ordered.

Posted By Tim in March, 2025
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

Very fast navigation and purchase, which is good. I need to strike while the iron is hot.

Posted By Tim G. in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Always excellent quality and service from GemSelect

Posted By Mike B. in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

easy site to navigate

Posted By Curt's Cabochons in June, 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

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

So far, my experience was great...Thanks

Posted By Kaydi in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Helpselect accomplished all personal growth goals

Posted By Mike in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Love beauty, color, quality, and price of these gems. Personal projects and will come here soon and everytime.

Posted By Darkstar in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I searched for the size, dimensions and quality of the stones I was looking for and then compared and ordered.

Posted By Tim in March, 2025
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

Very fast navigation and purchase, which is good. I need to strike while the iron is hot.

Posted By Tim G. in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Always excellent quality and service from GemSelect

Posted By Mike B. in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

easy site to navigate

Posted By Curt's Cabochons in June, 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