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

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ID: 700573
Weight: 0.74ct
Size: 5 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 44.40
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ID: 367640
Weight: 5.41ct
Size: 12.2 x 8.8 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 36.50
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ID: 715678
Weight: 0.79ct
Size: 11.9 x 2.7 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 50.24
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ID: 706366
Weight: 9.57ct
Size: 17 x 11.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 19.52
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ID: 634146
Weight: 6.96ct
Size: 14 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 37.00
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ID: 377386
Weight: 2.04ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 51.76
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ID: 514949
Weight: 14.30ct
Size: 16 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 20.95
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ID: 647278
Weight: 1.49ct
Size: 7.6 x 6.2 mm
Clarity: VS
Content: 1 pc
Price: $ 33.97
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ID: 648159
Weight: 31.10ct
Size: 28.6 x 21.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 61.58
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ID: 394218
Weight: 29.99ct
Size: 33.3 x 22.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 39.59
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ID: 687633
Weight: 4.47ct
Size: 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 5.36
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ID: 486529
Weight: 43.24ct
Size: 30.4 x 23.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 43.94
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ID: 669578
Weight: 15.06ct
Size: 16.1 x 14.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 90.36
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ID: 371624
Weight: 5.90ct (total)
Size: 7 x 7 mm (calibrated)
Clarity: VS
Content: 5 pcs
Price: $ 46.73
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ID: 674144
Weight: 1.61ct
Size: 10.4 x 7.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 67.62
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ID: 734805
Weight: 7.05ct
Size: 13.8 x 10.6 mm
Clarity: VVS
Content: 1 pc
Price: $ 296.10
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ID: 465511
Weight: 3.92ct
Size: 11 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 31.67
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ID: 721928
Weight: 11.85ct
Size: 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 14.22
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ID: 426848
Weight: 14.11ct (total)
Size: 14 x 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 65.18
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ID: 368470
Weight: 3.89ct
Size: 10.2 x 7.4 mm
Clarity: Transparent/Translucent
Content: 1 pc
Price: $ 25.46
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ID: 347704
Weight: 16.77ct (total)
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 88.55
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ID: 648933
Weight: 13.69ct
Size: 14.7 x 12.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 37.13
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ID: 659976
Weight: 1.25ct (total)
Size: 5.3 x 5.2 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 3.01
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ID: 721323
Weight: 0.51ct
Size: 5 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 24.48
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ID: 727356
Weight: 0.54ct
Size: 7 x 5 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 16.20
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ID: 693477
Weight: 8.78ct
Size: 14.8 x 11.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 31.61
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ID: 728137
Weight: 0.05ct
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 20.62
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ID: 575180
Weight: 1.17ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 123.55
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ID: 661825
Weight: 2.08ct
Size: 8 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 5.02
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ID: 554458
Weight: 0.91ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 18.02
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ID: 595293
Weight: 16.47ct (total)
Size: 20.1 x 10.5 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 43.48
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ID: 431426
Weight: 1.27ct
Size: 6 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 30.18
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ID: 636401
Weight: 8.06ct
Size: 11 x 11 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 23.60
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ID: 687756
Weight: 3.12ct
Size: 10 x 8 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 3.74
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ID: 691146
Weight: 0.37ct
Size: 4.4 x 3.8 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 22.20
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ID: 732210
Weight: 0.55ct
Size: 8 x 4 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 21.12
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ID: 698772
Weight: 1.76ct (total)
Size: 6 x 5.3 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 10.56
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ID: 479885
Weight: 4.29ct
Size: 10 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 39.64
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ID: 688805
Weight: 0.62ct
Size: 9 x 5.1 mm
Clarity: VS
Content: 1 pc
Price: $ 5.95
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ID: 394837
Weight: 12.21ct
Size: 15 x 15 mm (calibrated)
Clarity: VVS
Price: $ 48.35
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ID: 732121
Weight: 0.90ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 34.56
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ID: 548700
Weight: 1.27ct
Size: 7 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 8.39
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ID: 690285
Weight: 41.14ct
Size: 26.6 x 19.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 58.80
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ID: 449647
Weight: 5.83ct (total)
Size: 7.6 x 6.1 mm
Clarity: Transparent
Content: 4 pcs
Price: $ 38.48
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ID: 644449
Weight: 1.97ct
Size: 9 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 16.55
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ID: 645623
Weight: 24.73ct
Size: 19.5 x 15.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 122.27
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ID: 548058
Weight: 10.62ct
Size: 15.3 x 13.1 mm
Clarity: SI
Content: 1 pc
Price: $ 420.55
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ID: 734695
Weight: 46.32ct
Size: 30.4 x 21 mm
Clarity: VVS
Content: 1 pc
Price: $ 444.67
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ID: 437383
Weight: 1.43ct
Size: 6.5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 37.75
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ID: 726872
Weight: 0.70ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 12.60
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ID: 591661
Weight: 10.00ct
Size: 18.2 x 13.7 mm
Clarity: Translucent
Content: 1 pc
Price: $ 19.80
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ID: 720796
Weight: 0.48ct
Size: 8 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 4.03
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ID: 537121
Weight: 2.08ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 22.88
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ID: 631632
Weight: 1.18ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 35.40
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ID: 710143
Weight: 0.38ct
Size: 5.8 x 4 mm
Clarity: VVS-VS
Price: $ 3.19
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ID: 721924
Weight: 25.07ct
Size: 29.1 x 20.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 30.08
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ID: 560540
Weight: 4.22ct
Size: 12 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 38.99
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ID: 449689
Weight: 5.96ct (total)
Size: 7.2 x 6.6 mm
Clarity: Transparent
Content: 4 pcs
Price: $ 39.34
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ID: 721019
Weight: 27.87ct
Size: 28 x 18.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 33.44
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ID: 712254
Weight: 23.80ct
Size: 19 x 19 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 47.41
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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

very good

Posted By Son Gift in January, 2025
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

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

Great for buying gemstones, came with authenticity certs. Will buy again someday!

Posted By Uggadugga in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Good. I ts very user friendly.

Posted By Shalini in June, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

I love wide range of stones. Always have my preference.

Posted By Ray in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Nice website I just don't know much about the quality until I receive the stone.

Posted By Becky in December, 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

Overall Rating -> 10 star ratings

Its been a long time since Ive made any purchases Im satisfied with the quality.

Posted By Hard Case in December, 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

very good

Posted By Son Gift in January, 2025
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

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

Great for buying gemstones, came with authenticity certs. Will buy again someday!

Posted By Uggadugga in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Good. I ts very user friendly.

Posted By Shalini in June, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

I love wide range of stones. Always have my preference.

Posted By Ray in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Nice website I just don't know much about the quality until I receive the stone.

Posted By Becky in December, 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

Overall Rating -> 10 star ratings

Its been a long time since Ive made any purchases Im satisfied with the quality.

Posted By Hard Case in December, 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