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

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ID: 725445
Weight: 0.97ct
Size: 15 x 3 mm
Clarity: VVS
Content: 1 pc
Price: $ 40.74
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ID: 732897
Weight: 0.82ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 34.44
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ID: 477930
Weight: 48.39ct
Size: 20.2 x 18.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 136.06
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ID: 727339
Weight: 0.24ct
Size: 4 x 3.2 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 10.08
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ID: 656748
Weight: 1.59ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 26.71
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ID: 357156
Weight: 7.04ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 10 pcs
Price: $ 46.46
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ID: 671015
Weight: 42.73ct
Size: 36.5 x 22.6 mm
Clarity: Translucent
Content: 1 pc
Price: $ 110.24
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ID: 450953
Weight: 2.75ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 4 pcs
Price: $ 25.42
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ID: 387388
Weight: 3.08ct (total)
Size: 4.6 x 4.6 mm
Clarity: VVS-VS
Content: 6 pcs
Price: $ 20.33
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ID: 716143
Weight: 3.00ct
Size: 10 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 28.80
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ID: 449500
Weight: 0.87ct
Size: 14.5 x 3.1 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 34.45
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ID: 730203
Weight: 1.15ct
Size: 9.5 x 4 mm
Clarity: VS
Content: 1 pc
Price: $ 69.00
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ID: 730225
Weight: 2.56ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 22.92
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ID: 389142
Weight: 0.66ct
Size: 6.4 x 4.9 mm
Clarity: VS
Content: 1 pc
Price: $ 28.40
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ID: 671933
Weight: 0.95ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 22.80
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ID: 558090
Weight: 3.62ct
Size: 10 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 38.38
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ID: 525527
Weight: 1.13ct (total)
Size: 8.1 x 4.1 mm
Clarity: VS
Content: 2 pcs
Price: $ 11.93
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ID: 548977
Weight: 3.70ct
Size: 11 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 24.42
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ID: 520142
Weight: 5.22ct
Size: 14 x 10 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 34.45
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ID: 383377
Weight: 1.42ct
Size: 16.2 x 3.2 mm
Clarity: VS
Content: 1 pc
Price: $ 35.95
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ID: 710248
Weight: 4.66ct
Size: 11 x 7.8 mm
Clarity: VS
Content: 1 pc
Price: $ 148.19
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ID: 253182
Weight: 0.63ct
Size: 7 x 3.5 mm
Clarity: VS
Content: 1 pc
Price: $ 83.16
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ID: 716113
Weight: 23.25ct
Size: 20 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 223.20
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ID: 418267
Weight: 6.25ct
Size: 15 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 12.38
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ID: 722777
Weight: 1.15ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 34.50
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ID: 619364
Weight: 4.38ct
Size: 11 x 11 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 22.15
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ID: 655260
Weight: 12.08ct
Size: 26.6 x 13.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 22.18
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ID: 587780
Weight: 6.48ct
Size: 15.1 x 11.1 mm
Clarity: VS
Content: 1 pc
Price: $ 25.66
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ID: 662692
Weight: 1.78ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 42.72
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ID: 697729
Weight: 0.61ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 3.66
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ID: 394923
Weight: 5.11ct
Size: 10 x 10 mm (calibrated)
Clarity: VS
Price: $ 33.73
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ID: 697060
Weight: 0.67ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS
Price: $ 4.02
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ID: 612889
Weight: 0.80ct
Size: 6.9 x 4.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 3.70
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ID: 491571
Weight: 80.74ct (total)
Size: 21.7 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 94.86
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ID: 659877
Weight: 1.14ct
Size: 6 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 2.75
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ID: 642673
Weight: 0.65ct
Size: 7 x 5 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 14.04
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ID: 565508
Weight: 4.01ct
Size: 12 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 26.47
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ID: 416385
Weight: 1.20ct
Size: 15.3 x 3.1 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 38.02
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ID: 624220
Weight: 26.67ct
Size: 30 x 22 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 32.74
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ID: 566489
Weight: 16.46ct (total)
Size: 19.6 x 12.3 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 37.60
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ID: 627851
Weight: 14.54ct
Size: 20 x 13.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 87.24
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ID: 344933
Weight: 17.87ct
Size: 19.9 x 12.5 mm
Clarity: Transparent/Translucent
Content: 1 pc
Price: $ 31.84
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ID: 724139
Weight: 1.67ct
Size: 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 16.03
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ID: 577336
Weight: 8.30ct
Size: 18 x 13 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 63.98
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ID: 491478
Weight: 11.03ct (total)
Size: 10 x 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 32.33
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ID: 622340
Weight: 7.19ct
Size: 13.4 x 10.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 122.05
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ID: 712830
Weight: 16.99ct
Size: 21.2 x 16.1 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 142.72
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ID: 685640
Weight: 16.44ct
Size: 27 x 18.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 16.38
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ID: 692394
Weight: 17.68ct
Size: 26.4 x 15.6 mm
Clarity: Translucent
Content: 1 pc
Price: $ 16.97
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ID: 462263
Weight: 4.41ct
Size: 11 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 34.93
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ID: 728212
Weight: 2.73ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 6.55
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ID: 650165
Weight: 10.00ct
Size: 16 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 7.08
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ID: 716148
Weight: 3.07ct
Size: 10 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 29.47
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ID: 364359
Weight: 6.73ct
Size: 17 x 12.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 17.77
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ID: 604636
Weight: 18.07ct
Size: 19.8 x 13.3 mm
Clarity: Transparent
Content: 1 pc
Price: $ 89.45
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ID: 713765
Weight: 1.14ct
Size: 10.1 x 5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 9.58
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ID: 709326
Weight: 2.39ct
Size: 9.5 x 7.3 mm
Clarity: Transparent
Content: 1 pc
Price: $ 49.36
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ID: 706988
Weight: 2.19ct
Size: 8 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 5.26
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ID: 484993
Weight: 26.70ct
Size: 39.8 x 14 mm
Clarity: Translucent
Content: 1 pc
Price: $ 26.42
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ID: 473993
Weight: 1.80ct
Size: 7.2 x 5.4 mm
Clarity: Translucent
Content: 1 pc
Price: $ 7.13
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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 wide range of stones. Always have my preference.

Posted By Ray in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

love these guys been ordering since 2000 maybe

Posted By JHT in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

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

Posted By Ibie in February, 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

I love gemstones. My father was a jeweler & I used to shop for stones for him.

Posted By Andie in September, 2024
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

Overall Rating -> 9 star ratings

The checkout said the my ccv was invalid. i had to use another card.

Posted By Ron in April, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

It was a good experience looking for and finding a nice amethyst stone

Posted By N/a in May, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

Excellent selection of stones -including ones I had never heard of before -nice site and fairly easy to use

Posted By DrD in May, 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

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

Posted By Ray in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

love these guys been ordering since 2000 maybe

Posted By JHT in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

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

Posted By Ibie in February, 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

I love gemstones. My father was a jeweler & I used to shop for stones for him.

Posted By Andie in September, 2024
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

Overall Rating -> 9 star ratings

The checkout said the my ccv was invalid. i had to use another card.

Posted By Ron in April, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

It was a good experience looking for and finding a nice amethyst stone

Posted By N/a in May, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

Excellent selection of stones -including ones I had never heard of before -nice site and fairly easy to use

Posted By DrD in May, 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