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

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ID: 532940
Weight: 2.90ct
Size: 9.5 x 7.9 mm
Clarity: SI
Content: 1 pc
Price: $ 54.59
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ID: 601418
Weight: 8.44ct
Size: 14 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 41.00
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ID: 546477
Weight: 2.36ct
Size: 8 x 8 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 18.70
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ID: 466992
Weight: 0.48ct
Size: 7.4 x 4.4 mm
Clarity: VVS
Content: 1 pc
Price: $ 34.85
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ID: 635631
Weight: 6.49ct
Size: 16 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 31.15
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ID: 677982
Weight: 6.52ct
Size: 15.3 x 12.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 31.30
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ID: 714410
Weight: 0.69ct
Size: 5 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 20.70
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ID: 533522
Weight: 1.35ct
Size: 8 x 8 mm (calibrated)
Clarity: VS
Price: $ 10.74
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ID: 642776
Weight: 1.02ct
Size: 6.5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 47.74
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ID: 499009
Weight: 1.42ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 48.92
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ID: 673482
Weight: 1.33ct
Size: 7.4 x 5.8 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 31.92
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ID: 662643
Weight: 1.83ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 43.92
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ID: 713874
Weight: 2.15ct (total)
Size: 8.3 x 6.4 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 18.06
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ID: 382688
Weight: 11.10ct
Size: 18 x 13 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 43.96
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ID: 465322
Weight: 3.97ct
Size: 13.8 x 9.7 mm
Clarity: VVS
Content: 1 pc
Price: $ 34.74
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ID: 477048
Weight: 30.28ct
Size: 16 mm
Clarity: Opaque
Content: 1 pc
Price: $ 119.90
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ID: 656539
Weight: 1.64ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 27.55
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ID: 465516
Weight: 4.57ct
Size: 12 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 36.92
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ID: 545196
Weight: 2.37ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 14.73
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ID: 409121
Weight: 8.60ct
Size: 13.8 x 9.7 mm
Clarity: VVS
Content: 1 pc
Price: $ 292.66
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ID: 721939
Weight: 33.49ct (total)
Size: 15.9 x 14.8 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 40.19
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ID: 711279
Weight: 14.02ct
Size: 21.9 x 12.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 27.92
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ID: 492907
Weight: 5.00ct
Size: 14 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 36.17
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ID: 416160
Weight: 1.94ct
Size: 17.5 x 3.7 mm
Clarity: VS
Content: 1 pc
Price: $ 61.46
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ID: 699045
Weight: 0.86ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 7.22
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ID: 479286
Weight: 2.42ct (total)
Size: 9.8 x 5 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 25.56
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ID: 730464
Weight: 0.75ct
Size: 6.4 x 4.4 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 45.00
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ID: 491060
Weight: 14.80ct (total)
Size: 10 mm (calibrated)
Clarity: Opaque
Content: 4 pcs
Price: $ 14.21
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ID: 451306
Weight: 2.88ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 4 pcs
Price: $ 26.62
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ID: 727952
Weight: 0.91ct
Size: 6.1 x 5.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 5.46
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ID: 439652
Weight: 8.10ct
Size: 14 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 160.38
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ID: 642960
Weight: 5.50ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 50.50
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ID: 471433
Weight: 191.78ct
Size: 50.3 x 27.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 210.12
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ID: 686020
Weight: 2.62ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 3.14
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ID: 664518
Weight: 2.29ct
Size: 8 x 6 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 49.46
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ID: 718466
Weight: 1.27ct (total)
Size: 5.3 x 4.1 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 38.10
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ID: 463874
Weight: 12.64ct
Size: 17 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 25.03
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ID: 696053
Weight: 0.58ct
Size: 5 x 4 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 20.88
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ID: 689169
Weight: 0.82ct
Size: 9.1 x 5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 7.87
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ID: 737141
Weight: 5.10ct
Size: 14 x 10 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 25.50
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ID: 602197
Weight: 8.20ct
Size: 14 x 14 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 39.84
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ID: 516577
Weight: 1.76ct
Size: 8.1 x 6.6 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 34.85
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ID: 482028
Weight: 10.49ct
Size: 15.7 x 8.7 mm
Clarity: VS
Content: 1 pc
Price: $ 263.09
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ID: 704822
Weight: 1.52ct
Size: 11.1 x 8.2 mm
Clarity: Transparent
Content: 1 pc
Price: $ 45.60
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ID: 658362
Weight: 73.85ct
Size: 32.2 x 28.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 151.54
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ID: 722998
Weight: 1.13ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 33.90
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ID: 708492
Weight: 1.47ct
Size: 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 30.36
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ID: 701015
Weight: 0.26ct
Size: 3.5 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 15.60
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ID: 645611
Weight: 18.78ct
Size: 28.8 x 16.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 9.39
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ID: 728171
Weight: 0.05ct
Size: 2.3 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 20.62
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ID: 464193
Weight: 2.81ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VS
Content: 6 pcs
Price: $ 23.60
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ID: 526658
Weight: 0.94ct (total)
Size: 8.1 x 4.1 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 9.92
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ID: 475671
Weight: 7.00ct
Size: 16 x 12 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 53.90
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ID: 475069
Weight: 1.65ct
Size: 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 15.25
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ID: 700038
Weight: 0.59ct
Size: 4.5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 35.40
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ID: 505476
Weight: 2.43ct
Size: 10 x 8 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 145.80
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ID: 442957
Weight: 3.42ct (total)
Size: 8 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 9.02
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ID: 491379
Weight: 41.43ct
Size: 37.4 x 25.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 73.28
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ID: 467095
Weight: 0.71ct
Size: 7.9 x 4.6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 51.55
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ID: 734798
Weight: 4.02ct
Size: 11.7 x 8.3 mm
Clarity: VVS
Content: 1 pc
Price: $ 168.84
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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 -> 10 star ratings

I like the way your website shows us what stone were buying as well the easy way to navigate the site. also knowing the stones are real...

Posted By RED in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I always enjoy the selection and the unique cuts I can find here. I would love to see more hex cuts tho! Maybe some rose cuts too!

Posted By Blkfower83 in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I have bought many stones from GemsSelect and have been very satisfied with all!I will continue to buy and recommend this site!

Posted By DG in July, 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

It was easy to find what I wanted

Posted By Villian in December, 2024
Source: Bizrate

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

It was very good and concise.

Posted By Whydothey in August, 2024
Source: Bizrate

Overall Rating -> 8 star ratings

The website was nice and I bought some gems

Posted By Jay in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Im not a jeweler, I buy for my personal use. My dad was a jewelry maker and I love gemstones.

Posted By Andie 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 -> 10 star ratings

I like the way your website shows us what stone were buying as well the easy way to navigate the site. also knowing the stones are real...

Posted By RED in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I always enjoy the selection and the unique cuts I can find here. I would love to see more hex cuts tho! Maybe some rose cuts too!

Posted By Blkfower83 in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I have bought many stones from GemsSelect and have been very satisfied with all!I will continue to buy and recommend this site!

Posted By DG in July, 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

It was easy to find what I wanted

Posted By Villian in December, 2024
Source: Bizrate

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

It was very good and concise.

Posted By Whydothey in August, 2024
Source: Bizrate

Overall Rating -> 8 star ratings

The website was nice and I bought some gems

Posted By Jay in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Im not a jeweler, I buy for my personal use. My dad was a jewelry maker and I love gemstones.

Posted By Andie 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