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

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ID: 486661
Weight: 4.03ct
Size: 11 x 9 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 41.12
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ID: 692912
Weight: 19.16ct
Size: 20 x 15 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 160.94
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ID: 423035
Weight: 38.74ct (total)
Size: 14 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 51.13
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ID: 649009
Weight: 1.25ct (total)
Size: 8 x 4 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 12.00
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ID: 564827
Weight: 5.98ct
Size: 18.8 x 15 mm
Clarity: Translucent
Content: 1 pc
Price: $ 23.68
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ID: 371048
Weight: 6.32ct (total)
Size: 7 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 6 pcs
Price: $ 41.71
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ID: 488371
Weight: 26.46ct
Size: 27.6 x 16.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 19.56
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ID: 724502
Weight: 0.47ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 14.10
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ID: 682143
Weight: 0.53ct
Size: 5 x 5 mm (calibrated)
Clarity: VS
Price: $ 9.54
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ID: 701113
Weight: 29.46ct
Size: 28.1 x 19.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 15.91
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ID: 553136
Weight: 2.10ct
Size: 7 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 47.46
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ID: 474231
Weight: 1.52ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 6.02
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ID: 513225
Weight: 4.89ct
Size: 12 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 19.37
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ID: 438675
Weight: 1.69ct
Size: 6.5 mm (calibrated)
Clarity: VVS
Price: $ 44.62
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ID: 724501
Weight: 0.44ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 13.20
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ID: 715837
Weight: 4.57ct
Size: 12 x 10 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 43.87
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ID: 606947
Weight: 17.64ct
Size: 21.4 x 11.3 mm
Clarity: VVS
Content: 1 pc
Price: $ 163.00
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ID: 371586
Weight: 5.02ct (total)
Size: 8 x 5 mm (calibrated)
Clarity: VS
Content: 6 pcs
Price: $ 33.13
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ID: 685922
Weight: 25.83ct
Size: 28.7 x 22.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 13.94
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ID: 391066
Weight: 4.46ct
Size: 11 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 176.62
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ID: 471923
Weight: 1.45ct
Size: 9.4 x 6.6 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 870.00
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ID: 481129
Weight: 35.02ct
Size: 31.5 x 22.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 34.68
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ID: 349530
Weight: 1.34ct
Size: 8.5 x 6.6 mm
Clarity: VS
Content: 1 pc
Price: $ 172.46
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ID: 679173
Weight: 2.59ct
Size: 10 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 21.76
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ID: 399655
Weight: 5.01ct
Size: 10 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 316.78
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ID: 683526
Weight: 6.04ct
Size: 13.1 x 11.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 55.96
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ID: 554178
Weight: 6.93ct
Size: 14 x 12 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 52.51
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ID: 519111
Weight: 27.45ct
Size: 24 x 15.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 32.24
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ID: 721892
Weight: 32.54ct
Size: 35.6 x 16.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 39.05
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ID: 544826
Weight: 0.63ct
Size: 4.7 x 4.6 mm
Clarity: VS
Content: 1 pc
Price: $ 28.20
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ID: 520558
Weight: 10.12ct (total)
Size: 12 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 93.50
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ID: 552995
Weight: 1.14ct
Size: 7.9 x 5.7 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 23.42
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ID: 675431
Weight: 1.35ct
Size: 7 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 3.84
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ID: 687823
Weight: 13.22ct
Size: 21.3 x 17.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 39.02
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ID: 680792
Weight: 1.01ct
Size: 6 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 30.30
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ID: 713739
Weight: 0.99ct
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 8.32
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ID: 683363
Weight: 3.25ct
Size: 10.5 x 7.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 30.11
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ID: 720248
Weight: 1.31ct
Size: 6.5 x 5.4 mm
Clarity: VS
Content: 1 pc
Price: $ 188.64
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ID: 720482
Weight: 1.24ct
Size: 7 x 4.6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 119.35
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ID: 333694
Weight: 2.84ct (total)
Size: 3 x 3 mm (calibrated)
Clarity: Transparent
Content: 20 pcs
Price: $ 97.46
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ID: 713389
Weight: 18.10ct
Size: 20 x 15 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 152.04
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ID: 551665
Weight: 2.76ct
Size: 10 x 10 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 24.92
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ID: 712787
Weight: 10.20ct
Size: 16 x 12 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 27.17
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ID: 481391
Weight: 1.65ct
Size: 6.5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 47.41
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ID: 445361
Weight: 3.73ct
Size: 12.8 x 8.2 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 24.62
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ID: 396640
Weight: 4.89ct
Size: 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 27.43
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ID: 476733
Weight: 35.03ct
Size: 23.4 x 16.6 mm
Clarity: Translucent
Content: 1 pc
Price: $ 126.11
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ID: 694090
Weight: 31.17ct
Size: 35.6 x 10.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 3.74
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ID: 338007
Weight: 15.16ct (total)
Size: 14 x 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 29.62
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ID: 349390
Weight: 1.09ct
Size: 7.1 x 5.9 mm
Clarity: VVS
Content: 1 pc
Price: $ 151.08
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ID: 707168
Weight: 5.32ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 12.77
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ID: 686279
Weight: 5.96ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 7.15
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ID: 450995
Weight: 2.65ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 4 pcs
Price: $ 24.49
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ID: 673513
Weight: 26.12ct
Size: 32.3 x 19.1 mm
Clarity: Translucent
Content: 1 pc
Price: $ 31.34
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ID: 500839
Weight: 7.69ct
Size: 14 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 59.58
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ID: 367184
Weight: 7.40ct
Size: 14 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 50.30
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ID: 590260
Weight: 1.57ct
Size: 7.3 x 6.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 10.37
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ID: 317784
Weight: 2.71ct (total)
Size: 8 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 4 pcs
Price: $ 20.66
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ID: 721354
Weight: 3.32ct
Size: 9.4 x 8.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 3.98
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ID: 496792
Weight: 2.68ct
Size: 9.3 x 7.7 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 70.75
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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 am very pleased with the ways you can filter your searches on this site, finding exactly what I want with little knowledge of what I am looking for is surprisingly easy!

Posted By Leo in March, 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 like the site, it's easy to navigate. There are sometimes items I'm looking for that aren't there, but mostly I can find what I need.

Posted By Nate in March, 2025
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

I just bought some mystic quartz. Checkout was smooth and pleasant

Posted By Jay in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I searched for the size, dimensions and quality of the stones I was looking for and then compared and ordered.

Posted By Tim in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very professional site

Posted By JR in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I have found GemSelect to have the best selections of quality stones at a reasonable price. I like the packaging and the report availability.

Posted By Sam in March, 2025
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

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 am very pleased with the ways you can filter your searches on this site, finding exactly what I want with little knowledge of what I am looking for is surprisingly easy!

Posted By Leo in March, 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 like the site, it's easy to navigate. There are sometimes items I'm looking for that aren't there, but mostly I can find what I need.

Posted By Nate in March, 2025
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

I just bought some mystic quartz. Checkout was smooth and pleasant

Posted By Jay in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I searched for the size, dimensions and quality of the stones I was looking for and then compared and ordered.

Posted By Tim in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very professional site

Posted By JR in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I have found GemSelect to have the best selections of quality stones at a reasonable price. I like the packaging and the report availability.

Posted By Sam in March, 2025
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

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