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

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ID: 459940
Weight: 5.86ct
Size: 15 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 54.14
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ID: 484304
Weight: 1.31ct
Size: 7.6 x 5.6 mm
Clarity: VS
Content: 1 pc
Price: $ 17.29
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ID: 395355
Weight: 2.72ct
Size: 9 x 7 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 53.86
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ID: 715491
Weight: 5.68ct (total)
Size: 10 x 10 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 54.53
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ID: 668244
Weight: 7.10ct
Size: 14 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 8.52
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ID: 644194
Weight: 1.19ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 28.56
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ID: 725752
Weight: 0.95ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 9.12
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ID: 682366
Weight: 0.55ct
Size: 5.3 x 5.2 mm
Clarity: VVS
Content: 1 pc
Price: $ 4.62
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ID: 578222
Weight: 16.17ct
Size: 24.1 x 17 mm
Clarity: Opaque
Content: 1 pc
Price: $ 32.03
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ID: 543764
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: 384611
Weight: 11.79ct
Size: 20.1 x 15.8 mm
Clarity: Translucent
Content: 1 pc
Price: $ 46.69
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ID: 688810
Weight: 0.88ct
Size: 8.9 x 5 mm
Clarity: VS
Content: 1 pc
Price: $ 8.45
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ID: 450416
Weight: 7.96ct
Size: 15.4 x 11.4 mm
Clarity: VVS
Content: 1 pc
Price: $ 73.55
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ID: 456307
Weight: 2.84ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 4 pcs
Price: $ 26.24
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ID: 386424
Weight: 5.52ct (total)
Size: 8 x 8 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 36.43
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ID: 714137
Weight: 0.34ct
Size: 4 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 10.20
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ID: 605593
Weight: 62.01ct
Size: 31.6 x 25.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 38.46
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ID: 624891
Weight: 3.23ct
Size: 12 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 9.77
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ID: 356964
Weight: 3.88ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 10 pcs
Price: $ 25.61
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ID: 735052
Weight: 0.15ct
Size: 3.5 x 3 mm
Clarity: VS
Content: 1 pc
Price: $ 126.00
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ID: 722723
Weight: 19.29ct
Size: 22.3 x 18.4 mm
Clarity: Translucent
Content: 1 pc
Price: $ 162.04
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ID: 533720
Weight: 3.33ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 30.77
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ID: 713405
Weight: 1.13ct
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 9.49
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ID: 662833
Weight: 0.75ct
Size: 6 x 4.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 4.50
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ID: 418627
Weight: 29.56ct (total)
Size: 16.9 x 12.5 mm
Clarity: Translucent
Content: 4 pcs
Price: $ 58.52
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ID: 676031
Weight: 4.48ct
Size: 15.5 x 9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 12.74
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ID: 730459
Weight: 36.60ct
Size: 33.9 x 23.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 35.14
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ID: 495457
Weight: 26.31ct (total)
Size: 20.6 x 12 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 37.50
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ID: 411750
Weight: 1.33ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 61.45
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ID: 721509
Weight: 25.27ct
Size: 28.6 x 18.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 30.32
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ID: 428392
Weight: 5.78ct
Size: 15 x 10 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 45.78
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ID: 700032
Weight: 0.35ct
Size: 4 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 21.00
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ID: 534759
Weight: 1.73ct
Size: 7 x 7 mm (calibrated)
Clarity: VVS-VS
Price: $ 13.70
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ID: 481346
Weight: 31.57ct
Size: 30 x 22 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 31.26
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ID: 449455
Weight: 1.72ct
Size: 19.7 x 3.1 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 68.11
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ID: 650561
Weight: 19.84ct
Size: 25.7 x 20.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 9.92
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ID: 490272
Weight: 1.45ct
Size: 7.1 x 6.6 mm
Clarity: VS
Content: 1 pc
Price: $ 110.24
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ID: 708176
Weight: 2.74ct (total)
Size: 6.5 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 56.59
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ID: 647274
Weight: 2.54ct
Size: 9.4 x 7.6 mm
Clarity: VS
Content: 1 pc
Price: $ 57.91
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ID: 457138
Weight: 1.65ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 15.25
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ID: 729944
Weight: 51.56ct
Size: 43 x 30.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 49.50
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ID: 410301
Weight: 2.86ct (total)
Size: 7.9 x 5.2 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 13.67
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ID: 712312
Weight: 5.48ct
Size: 16 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 14.60
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ID: 737109
Weight: 15.67ct
Size: 25.8 x 17.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 22.09
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ID: 639286
Weight: 1.74ct
Size: 8 x 6 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 43.64
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ID: 551269
Weight: 0.98ct
Size: 7 x 5 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 3.68
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ID: 383958
Weight: 14.83ct (total)
Size: 9 mm (calibrated)
Clarity: Opaque
Content: 4 pcs
Price: $ 58.73
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ID: 650413
Weight: 60.66ct
Size: 38.8 x 31.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 85.90
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ID: 700973
Weight: 0.45ct
Size: 4.5 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 27.00
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ID: 578568
Weight: 3.49ct
Size: 12 x 8 mm (calibrated)
Clarity: VVS-VS
Price: $ 18.43
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ID: 496772
Weight: 1.82ct
Size: 9 x 7 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 48.05
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ID: 686605
Weight: 9.88ct
Size: 16 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 11.86
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ID: 667693
Weight: 1.91ct
Size: 9 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 39.17
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ID: 708015
Weight: 4.87ct
Size: 15 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 4.68
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ID: 640084
Weight: 0.57ct
Size: 5.5 x 4.2 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 30.10
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ID: 718871
Weight: 0.55ct
Size: 5.2 x 4 mm
Clarity: VVS
Content: 1 pc
Price: $ 9.90
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ID: 691923
Weight: 0.62ct
Size: 5.4 x 4.7 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 52.08
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ID: 451610
Weight: 2.33ct (total)
Size: 12 x 3.6 mm
Clarity: VVS
Content: 2 pcs
Price: $ 120.46
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ID: 694399
Weight: 13.73ct
Size: 15 x 15 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 115.33
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ID: 479208
Weight: 2.52ct (total)
Size: 10.2 x 5.1 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 24.19
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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

I did not have any problems

Posted By Clilrichard in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Good products

Posted By Brave in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

very good

Posted By Son Gift in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I am never let down by GemSelect. I love that you get the exact stone you want. Shipping is always in a few days. I have spread the word about GemSelect on social media jewelry creating groups that I attend. This sapphire is going to make one gorgeous ring

Posted By Desertchick in April, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

great experience

Posted By T in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Good. I ts very user friendly.

Posted By Shalini in June, 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

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 -> 8 star ratings

Easy website to navigate, lots of different varieties and options to choose from.

Posted By Brian 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 -> 9 star ratings

I did not have any problems

Posted By Clilrichard in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Good products

Posted By Brave in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

very good

Posted By Son Gift in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I am never let down by GemSelect. I love that you get the exact stone you want. Shipping is always in a few days. I have spread the word about GemSelect on social media jewelry creating groups that I attend. This sapphire is going to make one gorgeous ring

Posted By Desertchick in April, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

great experience

Posted By T in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Good. I ts very user friendly.

Posted By Shalini in June, 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

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 -> 8 star ratings

Easy website to navigate, lots of different varieties and options to choose from.

Posted By Brian 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