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

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ID: 526377
Weight: 2.74ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 28.93
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ID: 670857
Weight: 0.70ct
Size: 4.1 x 3.7 mm
Clarity: Translucent
Content: 1 pc
Price: $ 25.20
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ID: 393980
Weight: 1.90ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 35.11
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ID: 548979
Weight: 2.55ct
Size: 11 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 16.84
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ID: 720798
Weight: 0.46ct
Size: 8 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 3.86
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ID: 713888
Weight: 1.58ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 13.27
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ID: 718300
Weight: 0.02ct
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 16.00
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ID: 720316
Weight: 1.17ct
Size: 7.1 x 5.3 mm
Clarity: VS
Content: 1 pc
Price: $ 112.62
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ID: 707916
Weight: 10.99ct
Size: 20 x 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 10.55
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ID: 431236
Weight: 2.69ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 63.91
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ID: 616831
Weight: 0.95ct
Size: 6 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 68.98
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ID: 367464
Weight: 1.21ct
Size: 9.4 x 5.5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 168.85
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ID: 472654
Weight: 38.19ct
Size: 43.7 x 24.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 50.41
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ID: 697865
Weight: 5.81ct (total)
Size: 11 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 48.80
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ID: 547358
Weight: 7.18ct
Size: 12 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 21.52
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ID: 679133
Weight: 3.13ct
Size: 10 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 26.29
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ID: 725429
Weight: 45.70ct
Size: 32.6 x 18.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 164.52
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ID: 462428
Weight: 3.67ct
Size: 10 x 8 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 24.23
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ID: 699263
Weight: 112.39ct
Size: 47.3 x 36.1 mm
Clarity: Translucent
Content: 1 pc
Price: $ 134.87
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ID: 704521
Weight: 1.32ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 33.00
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ID: 484991
Weight: 31.32ct
Size: 40.9 x 16.3 mm
Clarity: Transparent
Content: 1 pc
Price: $ 31.01
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ID: 730034
Weight: 0.24ct
Size: 5 x 3 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 11.52
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ID: 461760
Weight: 1.56ct
Size: 12 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 55.16
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ID: 492482
Weight: 9.70ct (total)
Size: 16.1 x 10.4 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 36.50
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ID: 689075
Weight: 0.66ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 19.80
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ID: 551064
Weight: 3.06ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 23.02
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ID: 462375
Weight: 6.70ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 44.22
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ID: 455385
Weight: 1.49ct
Size: 9.9 x 5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 13.76
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ID: 357103
Weight: 4.49ct (total)
Size: 6 mm (calibrated)
Clarity: VS
Content: 5 pcs
Price: $ 212.29
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ID: 558989
Weight: 3.26ct
Size: 9.5 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 44.63
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ID: 431435
Weight: 1.37ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 14.46
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ID: 585067
Weight: 1.15ct (total)
Size: 5 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 7.60
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ID: 647769
Weight: 30.34ct
Size: 19.8 x 16.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 72.82
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ID: 706975
Weight: 2.15ct
Size: 8 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 5.16
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ID: 732950
Weight: 3.44ct
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 31.08
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ID: 720408
Weight: 1.07ct
Size: 6.4 x 5.1 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 102.98
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ID: 658531
Weight: 23.05ct
Size: 25.6 x 13.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 82.98
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ID: 715345
Weight: 17.69ct
Size: 18 x 18 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 169.82
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ID: 459833
Weight: 4.43ct
Size: 15 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 40.93
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ID: 350304
Weight: 1.96ct
Size: 22.3 x 3.5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 51.74
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ID: 558045
Weight: 1.09ct
Size: 6.3 x 5.8 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 79.20
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ID: 687137
Weight: 30.36ct
Size: 25 x 18 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 36.43
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ID: 720855
Weight: 1.29ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 10.84
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ID: 451257
Weight: 2.48ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 4 pcs
Price: $ 22.92
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ID: 478396
Weight: 1.42ct
Size: 11.9 x 5.9 mm
Clarity: Translucent
Content: 1 pc
Price: $ 59.64
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ID: 690466
Weight: 4.27ct
Size: 14 x 11.1 mm
Clarity: Transparent
Content: 1 pc
Price: $ 100.27
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ID: 554212
Weight: 0.98ct
Size: 7.7 x 5.4 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 25.87
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ID: 686777
Weight: 0.66ct
Size: 5 x 4.5 mm
Clarity: VS
Content: 1 pc
Price: $ 55.44
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ID: 721909
Weight: 0.57ct
Size: 8 x 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 10.26
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ID: 674165
Weight: 7.10ct
Size: 15.4 x 7.7 mm
Clarity: Transparent
Content: 1 pc
Price: $ 127.80
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ID: 420026
Weight: 3.01ct (total)
Size: 6.7 x 5.3 mm
Clarity: VS
Content: 4 pcs
Price: $ 150.98
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ID: 492745
Weight: 5.80ct
Size: 14 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 41.95
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ID: 409702
Weight: 11.97ct (total)
Size: 14 x 10 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 57.04
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ID: 728167
Weight: 0.04ct
Size: 2.2 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 16.50
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ID: 572345
Weight: 1.25ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 39.60
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ID: 697868
Weight: 0.69ct
Size: 5.2 x 4.9 mm
Clarity: VVS
Content: 1 pc
Price: $ 41.40
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ID: 721582
Weight: 30.98ct
Size: 28.9 x 20.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 37.18
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ID: 662887
Weight: 4.69ct
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 11.26
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ID: 657951
Weight: 13.27ct
Size: 20 x 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 15.92
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ID: 678045
Weight: 6.20ct
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 14.88
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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

Been using them for years! Very satisfied with the products.

Posted By PI SC in May, 2025
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

very good

Posted By Son Gift in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very professional site

Posted By JR in January, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

Love the ease of access. Easy to find what you are looking for, and fair pricing.

Posted By NickBehnke in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Good selection, trusted quality. What I have purchased has always been as discribed.

Posted By Sterling in November, 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

Excellent selection and easy to use, well done site

Posted By Steph in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

This is a wonderful website

Posted By Bryan Diaz in September, 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

Been using them for years! Very satisfied with the products.

Posted By PI SC in May, 2025
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

very good

Posted By Son Gift in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very professional site

Posted By JR in January, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

Love the ease of access. Easy to find what you are looking for, and fair pricing.

Posted By NickBehnke in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Good selection, trusted quality. What I have purchased has always been as discribed.

Posted By Sterling in November, 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

Excellent selection and easy to use, well done site

Posted By Steph in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

This is a wonderful website

Posted By Bryan Diaz in September, 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