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

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ID: 699614
Weight: 0.58ct
Size: 4.7 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 34.80
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ID: 720990
Weight: 46.64ct
Size: 47 x 21.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 55.97
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ID: 606581
Weight: 5.37ct
Size: 13 x 13 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 70.88
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ID: 590852
Weight: 23.28ct
Size: 19 x 16.3 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 153.65
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ID: 449348
Weight: 0.87ct
Size: 13.9 x 2.6 mm
Clarity: VVS
Content: 1 pc
Price: $ 31.32
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ID: 435783
Weight: 6.34ct
Size: 15.1 x 10.8 mm
Clarity: Translucent
Content: 1 pc
Price: $ 20.75
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ID: 602990
Weight: 5.97ct
Size: 13 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 78.80
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ID: 708650
Weight: 1.48ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 30.56
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ID: 600405
Weight: 2.02ct
Size: 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 8.00
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ID: 656150
Weight: 12.46ct
Size: 34.1 x 12.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 63.70
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ID: 726804
Weight: 0.65ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 11.70
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ID: 621022
Weight: 3.89ct (total)
Size: 12 x 6 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 35.94
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ID: 717927
Weight: 1.12ct (total)
Size: 5.3 x 4.1 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 33.60
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ID: 720101
Weight: 0.79ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Price: $ 6.64
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ID: 721839
Weight: 29.77ct
Size: 20.7 x 18.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 35.72
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ID: 464159
Weight: 4.18ct
Size: 11 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 8.28
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ID: 594730
Weight: 0.92ct
Size: 5 x 5 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 21.38
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ID: 448957
Weight: 3.48ct
Size: 10 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 11.48
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ID: 326195
Weight: 2.22ct
Size: 8.8 x 6.7 mm
Clarity: Transparent/Translucent
Content: 1 pc
Price: $ 7.91
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ID: 659969
Weight: 3.90ct (total)
Size: 7 x 7 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 9.41
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ID: 720599
Weight: 0.96ct
Size: 6 x 4.9 mm
Clarity: VVS
Content: 1 pc
Price: $ 92.40
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ID: 389217
Weight: 1.20ct
Size: 7.4 x 5.8 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 79.20
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ID: 691814
Weight: 0.81ct
Size: 5.7 x 4 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 68.04
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ID: 720352
Weight: 1.00ct
Size: 5.9 x 5.6 mm
Clarity: VS
Content: 1 pc
Price: $ 96.25
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ID: 470740
Weight: 7.98ct
Size: 12 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 28.73
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ID: 698912
Weight: 0.85ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 7.14
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ID: 554638
Weight: 0.92ct
Size: 7 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 7.28
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ID: 701606
Weight: 4.34ct
Size: 16.1 x 6.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 26.04
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ID: 415186
Weight: 2.69ct (total)
Size: 5 mm (calibrated)
Clarity: VS
Content: 5 pcs
Price: $ 71.02
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ID: 383780
Weight: 1.50ct
Size: 7.5 x 5.8 mm
Clarity: VS
Content: 1 pc
Price: $ 84.04
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ID: 433748
Weight: 5.43ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 35.84
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ID: 606553
Weight: 76.80ct
Size: 36.4 x 27.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 47.65
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ID: 685481
Weight: 2.01ct
Size: 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 2.89
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ID: 472727
Weight: 5.07ct
Size: 20.1 x 12.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 13.32
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ID: 414363
Weight: 6.47ct
Size: 11 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 42.71
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ID: 443217
Weight: 11.08ct (total)
Size: 11 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 36.42
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ID: 474967
Weight: 2.26ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 4 pcs
Price: $ 74.58
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ID: 521469
Weight: 108.80ct
Size: 34.2 x 24.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 287.23
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ID: 730073
Weight: 1.08ct
Size: 8.5 x 4.2 mm
Clarity: VS
Content: 1 pc
Price: $ 64.80
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ID: 517456
Weight: 39.41ct
Size: 21.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 52.02
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ID: 365487
Weight: 1.53ct
Size: 7.4 x 5.6 mm
Clarity: VVS
Content: 1 pc
Price: $ 44.86
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ID: 594606
Weight: 7.65ct
Size: 14.7 x 11.9 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 50.49
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ID: 706436
Weight: 12.00ct
Size: 15.2 x 12.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 24.48
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ID: 721304
Weight: 0.42ct
Size: 8 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 3.53
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ID: 481652
Weight: 27.96ct
Size: 23.2 x 23 mm
Clarity: Opaque
Content: 1 pc
Price: $ 40.24
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ID: 686060
Weight: 0.27ct
Size: 5.1 x 2.8 mm
Clarity: VVS
Content: 1 pc
Price: $ 17.82
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ID: 606439
Weight: 4.31ct
Size: 14 x 10 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 56.89
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ID: 711227
Weight: 1.83ct
Size: 8.2 x 6.6 mm
Clarity: VS
Content: 1 pc
Price: $ 43.92
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ID: 671596
Weight: 23.14ct
Size: 32.3 x 20.8 mm
Clarity: Translucent
Content: 1 pc
Price: $ 59.70
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ID: 721741
Weight: 26.03ct
Size: 26.5 x 17.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 31.24
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ID: 701017
Weight: 0.74ct
Size: 5 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 44.40
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ID: 656283
Weight: 1.82ct
Size: 8 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 43.68
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ID: 519964
Weight: 3.47ct
Size: 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 18.32
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ID: 498039
Weight: 21.68ct
Size: 20.5 x 12.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 24.04
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ID: 623572
Weight: 1.74ct
Size: 9 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 8.59
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ID: 567457
Weight: 0.23ct (total)
Size: 3 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 495.40
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ID: 621527
Weight: 1.42ct
Size: 7.9 x 6.5 mm
Clarity: VS
Content: 1 pc
Price: $ 29.86
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ID: 713847
Weight: 0.88ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 14.78
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ID: 719608
Weight: 0.74ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 6.22
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ID: 470441
Weight: 85.07ct
Size: 41.1 x 22.4 mm
Clarity: VVS
Content: 1 pc
Price: $ 116.97
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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 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

First time so this is an experiment! Shopping is so fun on this site, though!

Posted By Gem Delight 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 -> 9 star ratings

I love the gems!

Posted By MM in April, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

Loved the lot buy options

Posted By BDG in October, 2024
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

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

Had no difficulty with the website. The only difficulty I had today was making the choice of what I wanted to purchase. There are just so many delicious stones to choose from!!

Posted By Desertchick in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Site is easy to navigate and the variety is great and how often new products are added is also great.

Posted By Jhidron in March, 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 -> 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

First time so this is an experiment! Shopping is so fun on this site, though!

Posted By Gem Delight 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 -> 9 star ratings

I love the gems!

Posted By MM in April, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

Loved the lot buy options

Posted By BDG in October, 2024
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

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

Had no difficulty with the website. The only difficulty I had today was making the choice of what I wanted to purchase. There are just so many delicious stones to choose from!!

Posted By Desertchick in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Site is easy to navigate and the variety is great and how often new products are added is also great.

Posted By Jhidron in March, 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