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

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ID: 712333
Weight: 1.66ct
Size: 9 x 6 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 4.43
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ID: 632819
Weight: 1.88ct
Size: 8 x 8 mm (calibrated)
Clarity: VVS
Price: $ 13.54
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ID: 460658
Weight: 4.46ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 41.21
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ID: 621024
Weight: 3.83ct (total)
Size: 12.1 x 6 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 35.39
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ID: 710151
Weight: 2.87ct
Size: 10 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 24.11
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ID: 716386
Weight: 1.08ct
Size: 12 x 4.7 mm
Clarity: VS
Content: 1 pc
Price: $ 68.69
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ID: 401815
Weight: 2.32ct (total)
Size: 4.7 mm
Clarity: VVS-VS
Content: 4 pcs
Price: $ 94.93
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ID: 662824
Weight: 0.88ct
Size: 7 x 5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 16.90
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ID: 728130
Weight: 0.03ct
Size: 1.9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 12.37
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ID: 455128
Weight: 23.77ct (total)
Size: 20.6 x 12 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 31.38
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ID: 390586
Weight: 2.48ct (total)
Size: 5 x 3 mm (calibrated)
Clarity: VS
Content: 10 pcs
Price: $ 159.61
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ID: 678711
Weight: 5.55ct (total)
Size: 10 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 46.62
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ID: 675999
Weight: 8.56ct
Size: 15.3 x 12.6 mm
Clarity: Transparent
Content: 1 pc
Price: $ 51.36
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ID: 614744
Weight: 5.05ct
Size: 12 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 159.25
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ID: 672551
Weight: 1.46ct
Size: 9.1 x 6.7 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 35.04
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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: 596697
Weight: 4.35ct
Size: 12.3 x 10.4 mm
Clarity: VS
Content: 1 pc
Price: $ 34.45
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ID: 556886
Weight: 0.74ct
Size: 5.5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 33.79
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ID: 577819
Weight: avg. 0.08 ct / each
Size: 2.5 x 2.4 mm
Clarity: VS
Price: $ 1.34
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ID: 471708
Weight: 1.14ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: Transparent
Content: 4 pcs
Price: $ 47.23
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ID: 705733
Weight: 0.85ct
Size: 6.3 x 6.3 mm
Clarity: VVS
Content: 1 pc
Price: $ 7.14
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ID: 735085
Weight: 4.77ct
Size: 14 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 22.90
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ID: 515855
Weight: 33.54ct
Size: 23.6 x 17.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 39.41
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ID: 672691
Weight: 1.42ct
Size: 7.6 x 6.3 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 34.08
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ID: 499902
Weight: 15.05ct (total)
Size: 14 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 114.23
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ID: 623786
Weight: 1.10ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 79.86
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ID: 418891
Weight: 4.40ct
Size: 13.8 x 10 mm
Clarity: Translucent
Content: 1 pc
Price: $ 8.71
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ID: 734738
Weight: 7.56ct (total)
Size: 11 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 317.52
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ID: 712715
Weight: 16.50ct (total)
Size: 16 x 12 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 43.96
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ID: 714129
Weight: 0.31ct
Size: 4 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 9.30
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ID: 451229
Weight: 2.70ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 3 pcs
Price: $ 24.95
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ID: 543767
Weight: 1.00ct (total)
Size: 4.2 x 4.2 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 9.24
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ID: 463295
Weight: 1.55ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 30.70
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ID: 376829
Weight: 3.79ct
Size: 11 x 9 mm (calibrated)
Clarity: Transparent/Translucent
Price: $ 31.84
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ID: 609949
Weight: 14.82ct
Size: 21 x 15.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 19.56
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ID: 383348
Weight: 1.45ct
Size: 16 x 3.2 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 36.71
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ID: 658611
Weight: 25.68ct
Size: 20.7 x 20 mm
Clarity: Opaque
Content: 1 pc
Price: $ 37.60
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ID: 527302
Weight: avg. 0.50 ct / each
Size: 5 x 5 mm (calibrated)
Clarity: VVS-VS
Price: $ 8.32
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ID: 619772
Weight: 16.20ct (total)
Size: 16 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 42.77
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ID: 428602
Weight: 3.59ct (total)
Size: 8 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 9.48
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ID: 722793
Weight: 0.51ct
Size: 5 x 5 mm (calibrated)
Clarity: VVS-VS
Price: $ 15.30
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ID: 544263
Weight: 1.41ct
Size: 8 x 8 mm (calibrated)
Clarity: VVS-VS
Price: $ 10.52
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ID: 722661
Weight: 10.21ct
Size: 18 x 13 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 85.76
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ID: 497085
Weight: 1.81ct
Size: 8.3 x 6.8 mm
Clarity: VS
Content: 1 pc
Price: $ 32.51
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ID: 465249
Weight: 4.27ct
Size: 15 x 10 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 37.37
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ID: 725453
Weight: 8.91ct
Size: 14 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 10.15
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ID: 609094
Weight: 1.97ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 59.10
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ID: 701069
Weight: 1.10ct
Size: 6 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 66.00
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ID: 631637
Weight: 5.06ct
Size: 12 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 60.72
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ID: 370315
Weight: 12.50ct
Size: 20 x 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 39.76
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ID: 669637
Weight: 20.66ct
Size: 22.6 x 12.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 123.96
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ID: 387799
Weight: 4.49ct (total)
Size: 4.5 x 4.5 mm
Clarity: VVS-VS
Content: 10 pcs
Price: $ 29.64
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ID: 582368
Weight: 5.33ct
Size: 13 x 9.9 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 28.14
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ID: 466118
Weight: 3.85ct (total)
Size: 12 x 6 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 40.66
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ID: 737493
Weight: 1.16ct
Size: 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 29.00
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ID: 608492
Weight: 1.53ct (total)
Size: 10 x 4.1 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 14.14
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ID: 697417
Weight: 36.42ct
Size: 26.7 x 14.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 24.91
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ID: 697483
Weight: 0.76ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS
Price: $ 4.56
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ID: 709805
Weight: 1.27ct
Size: 7 x 5.6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 22.75
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ID: 735239
Weight: 2.02ct
Size: 8.2 x 6.5 mm
Clarity: VS
Content: 1 pc
Price: $ 96.96
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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

very good

Posted By Son Gift in January, 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

looked at pink stones and at sapphires bought some sapphires. I love looking and collecting gemstones..

Posted By Steven M. in February, 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 -> 9 star ratings

I love the gems!

Posted By MM in April, 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

I have bought many stones from GemsSelect and have been very satisfied with all!I will continue to buy and recommend this site!

Posted By DG in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Very good Hoping you will increase your inventory especially in the 6mm Thanks

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 -> 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

very good

Posted By Son Gift in January, 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

looked at pink stones and at sapphires bought some sapphires. I love looking and collecting gemstones..

Posted By Steven M. in February, 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 -> 9 star ratings

I love the gems!

Posted By MM in April, 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

I have bought many stones from GemsSelect and have been very satisfied with all!I will continue to buy and recommend this site!

Posted By DG in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Very good Hoping you will increase your inventory especially in the 6mm Thanks

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