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

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ID: 486373
Weight: 29.73ct
Size: 32.3 x 20.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 30.22
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ID: 393362
Weight: 1.73ct (total)
Size: 2.9 x 1.8 mm
Clarity: VS
Content: 20 pcs
Price: $ 114.18
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ID: 682009
Weight: 9.37ct
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 11.24
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ID: 619145
Weight: 6.61ct
Size: 12.9 x 10.1 mm
Clarity: Translucent
Content: 1 pc
Price: $ 87.25
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ID: 683530
Weight: 6.47ct
Size: 14.3 x 10.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 59.94
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ID: 554315
Weight: 1.05ct
Size: 9 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 39.80
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ID: 543372
Weight: 2.41ct
Size: 9 x 7.6 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 46.73
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ID: 491657
Weight: 48.47ct (total)
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 56.94
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ID: 451215
Weight: 1.48ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 13.68
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ID: 695839
Weight: 0.57ct
Size: 5 x 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 20.52
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ID: 514380
Weight: 8.15ct
Size: 19.1 x 12.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 21.30
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ID: 513458
Weight: 0.57ct
Size: 6.4 x 4.2 mm
Clarity: VS
Content: 1 pc
Price: $ 41.39
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ID: 643697
Weight: 4.12ct
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 37.48
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ID: 518270
Weight: 35.61ct
Size: 22.9 x 18.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 41.83
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ID: 706359
Weight: 10.20ct
Size: 13 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 20.81
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ID: 537562
Weight: 1.49ct
Size: 11 x 4.7 mm
Clarity: VS
Content: 1 pc
Price: $ 135.71
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ID: 554006
Weight: 3.31ct (total)
Size: 8.2 x 6.3 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 19.92
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ID: 626889
Weight: 0.68ct
Size: 5 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 12.50
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ID: 700948
Weight: 0.59ct
Size: 5 x 5 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 5.66
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ID: 708400
Weight: 1.26ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 26.02
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ID: 418313
Weight: 6.76ct
Size: 13.9 x 10.2 mm
Clarity: Translucent
Content: 1 pc
Price: $ 13.38
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ID: 448934
Weight: 12.70ct
Size: 24 x 13.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 41.92
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ID: 533397
Weight: 1.86ct
Size: 8 x 8 mm (calibrated)
Clarity: VVS-VS
Price: $ 14.81
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ID: 350916
Weight: 3.79ct (total)
Size: 3.5 x 3.5 mm
Clarity: SI
Content: 15 pcs
Price: $ 35.02
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ID: 514091
Weight: 3.34ct
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 24.20
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ID: 720994
Weight: 0.44ct
Size: 8 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 3.70
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ID: 720846
Weight: 0.43ct
Size: 8 x 4 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 3.61
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ID: 551275
Weight: 3.13ct
Size: 10 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 28.26
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ID: 570034
Weight: 1.57ct
Size: 7 x 5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 37.31
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ID: 648328
Weight: 2.64ct
Size: 11.9 x 8.7 mm
Clarity: VVS
Content: 1 pc
Price: $ 22.18
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ID: 357810
Weight: 3.91ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 10 pcs
Price: $ 25.81
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ID: 617795
Weight: 25.72ct
Size: 42.3 x 18.8 mm
Clarity: Translucent
Content: 1 pc
Price: $ 24.44
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ID: 450506
Weight: 3.52ct
Size: 12.4 x 9.5 mm
Clarity: VS
Content: 1 pc
Price: $ 32.52
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ID: 433503
Weight: 4.66ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 30.76
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ID: 718487
Weight: 10.38ct
Size: 17.6 x 14.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 5.35
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ID: 450712
Weight: 4.07ct
Size: 14 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 37.61
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ID: 291465
Weight: 6.93ct
Size: 23.3 x 9.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 25.16
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ID: 408782
Weight: 6.27ct
Size: 12 mm (calibrated)
Clarity: VVS
Price: $ 10.69
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ID: 684593
Weight: 18.87ct
Size: 23.1 x 17.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 18.79
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ID: 718459
Weight: 0.62ct
Size: 5 x 4 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 18.60
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ID: 479701
Weight: 4.62ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 4 pcs
Price: $ 5.39
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ID: 682124
Weight: 7.01ct
Size: 20.7 x 8.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 67.30
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ID: 693469
Weight: 8.30ct
Size: 15.6 x 10.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 29.88
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ID: 714795
Weight: 0.39ct
Size: 4.2 mm
Clarity: SI
Content: 1 pc
Price: $ 11.70
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ID: 497053
Weight: 1.96ct
Size: 8.3 x 6.8 mm
Clarity: VS
Content: 1 pc
Price: $ 35.22
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ID: 546642
Weight: 3.28ct
Size: 11 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 25.98
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ID: 533721
Weight: 2.39ct
Size: 9 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 15.59
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ID: 716416
Weight: 2.79ct
Size: 10 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 26.78
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ID: 714148
Weight: 0.39ct
Size: 4.2 mm
Clarity: SI
Content: 1 pc
Price: $ 11.70
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ID: 690755
Weight: 0.36ct
Size: 4.4 x 4.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 13.73
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ID: 432314
Weight: 2.01ct
Size: 7 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 66.34
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ID: 548169
Weight: 1.75ct
Size: 7 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 35.46
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ID: 478613
Weight: 0.81ct
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 34.26
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ID: 706753
Weight: 0.90ct
Size: 7.2 x 5.2 mm
Clarity: VVS
Content: 1 pc
Price: $ 5.40
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ID: 672594
Weight: 5.05ct (total)
Size: 11 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 14.24
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ID: 582917
Weight: 1.28ct
Size: 8.6 x 6.3 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 67.58
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ID: 492636
Weight: 4.76ct
Size: 14 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 34.43
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ID: 449447
Weight: 1.49ct
Size: 12.7 x 3.9 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 59.00
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ID: 719768
Weight: 0.57ct
Size: 5.2 x 4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 10.26
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ID: 673893
Weight: 7.29ct
Size: 15.5 x 7.3 mm
Clarity: Transparent
Content: 1 pc
Price: $ 131.22
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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 love the gems!

Posted By MM in April, 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

It was very good and concise.

Posted By Whydothey in August, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Very fast navigation and purchase, which is good. I need to strike while the iron is hot.

Posted By Tim G. in February, 2025
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

Ive been looking for a place to buy loose gemstones for years and was thrilled when I found this site

Posted By Bern in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I love the quality, package and info of your gems.

Posted By Diana in April, 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 just bought some mystic quartz. Checkout was smooth and pleasant

Posted By Jay 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 love the gems!

Posted By MM in April, 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

It was very good and concise.

Posted By Whydothey in August, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Very fast navigation and purchase, which is good. I need to strike while the iron is hot.

Posted By Tim G. in February, 2025
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

Ive been looking for a place to buy loose gemstones for years and was thrilled when I found this site

Posted By Bern in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I love the quality, package and info of your gems.

Posted By Diana in April, 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 just bought some mystic quartz. Checkout was smooth and pleasant

Posted By Jay 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