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

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ID: 500834
Weight: 7.18ct
Size: 14 x 10 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 55.64
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ID: 676929
Weight: 0.05ct
Size: 2.2 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 16.35
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ID: 623750
Weight: 4.21ct
Size: 10.8 x 9.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 71.46
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ID: 730260
Weight: 8.71ct
Size: 17.8 x 11.1 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 836.16
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ID: 722745
Weight: 11.69ct
Size: 19.5 x 12.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 98.20
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ID: 648957
Weight: 1.24ct (total)
Size: 8.2 x 4.1 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 10.66
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ID: 533400
Weight: 1.58ct
Size: 8 x 8 mm (calibrated)
Clarity: VS
Price: $ 12.58
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ID: 367735
Weight: 4.28ct
Size: 13.2 x 7.4 mm
Clarity: VVS
Content: 1 pc
Price: $ 28.87
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ID: 721046
Weight: 0.52ct
Size: 8 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 4.37
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ID: 520543
Weight: 4.38ct
Size: 12 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 40.48
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ID: 606032
Weight: 10.60ct
Size: 16 x 12 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 16.37
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ID: 407509
Weight: 3.93ct
Size: 11.4 x 10.3 mm
Clarity: VS
Content: 1 pc
Price: $ 216.32
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ID: 499038
Weight: 1.23ct (total)
Size: 5 x 4 mm (calibrated)
Clarity: VS-SI
Content: 3 pcs
Price: $ 162.36
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ID: 727038
Weight: 0.50ct
Size: 8 x 5 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 15.00
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ID: 500033
Weight: 1.35ct
Size: 12.1 x 5.5 mm
Clarity: VS
Content: 1 pc
Price: $ 12.48
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ID: 447533
Weight: 2.32ct
Size: 9 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 110.06
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ID: 730089
Weight: 0.28ct
Size: 6 x 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 13.44
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ID: 430594
Weight: 6.58ct
Size: 14 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 17.11
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ID: 710615
Weight: 6.25ct
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 4.13
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ID: 691083
Weight: 0.62ct
Size: 5.5 x 4.6 mm
Clarity: SI-I1
Content: 1 pc
Price: $ 37.20
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ID: 483571
Weight: 1.37ct
Size: 6.5 x 5.5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 117.55
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ID: 553485
Weight: 1.82ct
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 10.96
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ID: 384696
Weight: 25.02ct
Size: 23.7 x 17.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 49.54
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ID: 368256
Weight: 3.19ct (total)
Size: 6.5 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 20.88
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ID: 678180
Weight: 0.85ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS
Price: $ 7.14
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ID: 392687
Weight: 13.74ct (total)
Size: 14 x 10 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 90.68
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ID: 707158
Weight: 1.35ct
Size: 10.2 x 5.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 3.24
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ID: 590927
Weight: 1.03ct
Size: 14.9 x 3.3 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 29.92
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ID: 700205
Weight: 51.17ct
Size: 32.7 x 23.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 27.64
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ID: 674901
Weight: 5.82ct (total)
Size: 10 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 48.89
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ID: 449609
Weight: 4.24ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: VVS
Content: 2 pcs
Price: $ 27.98
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ID: 696488
Weight: 56.13ct
Size: 48.1 x 25.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 101.04
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ID: 517806
Weight: 1.83ct
Size: 8.1 x 6.7 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 40.25
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ID: 576168
Weight: 1.73ct
Size: 10 x 7.5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 50.24
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ID: 346281
Weight: 2.41ct (total)
Size: 2.3 x 2.3 mm
Clarity: VVS-VS
Content: 30 pcs
Price: $ 270.41
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ID: 695015
Weight: 34.42ct
Size: 38.3 x 26.7 mm
Clarity: Translucent
Content: 1 pc
Price: $ 41.30
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ID: 709786
Weight: 4.63ct
Size: 16.3 x 11.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 11.25
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ID: 732119
Weight: 1.03ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 39.55
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ID: 622768
Weight: 0.91ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 16.81
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ID: 687737
Weight: 1.44ct
Size: 8 x 6 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 1.73
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ID: 367879
Weight: 4.77ct
Size: 12.6 x 8.2 mm
Clarity: VVS
Content: 1 pc
Price: $ 32.17
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ID: 604676
Weight: 33.15ct
Size: 35.4 x 19.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 29.17
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ID: 701021
Weight: 0.75ct
Size: 5 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 45.00
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ID: 682139
Weight: 0.96ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 17.28
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ID: 692993
Weight: 26.97ct
Size: 40.6 x 9.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 9.71
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ID: 522493
Weight: 3.91ct (total)
Size: 7 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 36.13
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ID: 663714
Weight: 105.24ct
Size: 37.4 x 26.9 mm
Clarity: IF
Content: 1 pc
Price: $ 886.54
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ID: 433868
Weight: 16.58ct
Size: 26.9 x 16.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 218.86
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ID: 715329
Weight: 1.64ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 15.74
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ID: 522132
Weight: 18.28ct
Size: 36.2 x 14.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 120.65
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ID: 598626
Weight: 1.42ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 28.12
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ID: 569914
Weight: 2.92ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 21.50
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ID: 396337
Weight: 1.23ct
Size: 6.5 x 4.9 mm
Clarity: VS
Content: 1 pc
Price: $ 77.53
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ID: 725673
Weight: 0.47ct
Size: 5 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 4.51
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ID: 534171
Weight: 2.06ct
Size: 9 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 13.44
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ID: 493873
Weight: 4.62ct
Size: 12 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 33.12
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ID: 712897
Weight: 4.52ct
Size: 12 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 65.09
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ID: 590957
Weight: 3.76ct (total)
Size: 8 x 8 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 39.71
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ID: 687819
Weight: 3.57ct
Size: 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 3.57
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ID: 690607
Weight: 30.82ct
Size: 33.1 x 21.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 36.98
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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

It was easy and to the point

Posted By Victorius in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

nothing but good. always have a great selection. I am a hobbyist and only collect. Great prices. I could take all day looking at a small percent of all the gemstone, fantastic

Posted By Steve m. in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I found exactly what I was looking for and ordered it. I like how you give information on the stones I'm buying. Glad I found you!

Posted By TheP in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Great experience shopping and finding what I was looking for, the only improvement I could think of would be allowing to filter more than one size at a time.

Posted By Tlicious04 in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

When I need a specific stone, gem select is my go to shop. Always a good experience and a great product.

Posted By LeAnn 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 -> 8 star ratings

Loved the lot buy options

Posted By BDG in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

easy site to navigate

Posted By Curt's Cabochons in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

First time so this is an experiment! Shopping is so fun on this site, though!

Posted By Gem Delight 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 -> 10 star ratings

It was easy and to the point

Posted By Victorius in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

nothing but good. always have a great selection. I am a hobbyist and only collect. Great prices. I could take all day looking at a small percent of all the gemstone, fantastic

Posted By Steve m. in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I found exactly what I was looking for and ordered it. I like how you give information on the stones I'm buying. Glad I found you!

Posted By TheP in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Great experience shopping and finding what I was looking for, the only improvement I could think of would be allowing to filter more than one size at a time.

Posted By Tlicious04 in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

When I need a specific stone, gem select is my go to shop. Always a good experience and a great product.

Posted By LeAnn 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 -> 8 star ratings

Loved the lot buy options

Posted By BDG in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

easy site to navigate

Posted By Curt's Cabochons in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

First time so this is an experiment! Shopping is so fun on this site, though!

Posted By Gem Delight 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