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

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ID: 318378
Weight: 1.12ct
Size: 10 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 62.09
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ID: 725725
Weight: 0.50ct
Size: 5.2 x 5.1 mm
Clarity: VS
Content: 1 pc
Price: $ 4.80
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ID: 565138
Weight: 0.17ct (total)
Size: 2.7 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 372.12
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ID: 715347
Weight: 12.90ct
Size: 18 x 13 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 123.84
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ID: 624943
Weight: 0.99ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 9.14
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ID: 630147
Weight: 8.68ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 15.73
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ID: 732206
Weight: 1.15ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 44.16
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ID: 523153
Weight: 11.18ct
Size: 23.3 x 16.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 73.79
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ID: 341895
Weight: 4.17ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 10 pcs
Price: $ 40.46
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ID: 713404
Weight: 1.22ct
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 10.25
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ID: 501549
Weight: 29.51ct (total)
Size: 39.2 x 12.2 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 116.86
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ID: 632295
Weight: 5.34ct (total)
Size: 18 x 7.1 mm
Clarity: VVS
Content: 2 pcs
Price: $ 38.45
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ID: 416027
Weight: 3.24ct
Size: 23 x 4 mm
Clarity: VS
Content: 1 pc
Price: $ 116.64
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ID: 638425
Weight: 0.28ct
Size: 5.5 x 3.1 mm
Clarity: VVS
Content: 1 pc
Price: $ 28.90
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ID: 359949
Weight: 4.64ct (total)
Size: 6.1 x 4.2 mm
Clarity: VVS-VS
Content: 10 pcs
Price: $ 30.62
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ID: 642726
Weight: 3.55ct
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 21.30
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ID: 695587
Weight: 0.49ct
Size: 5 x 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 17.64
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ID: 711707
Weight: 0.80ct
Size: 6.4 x 4.7 mm
Clarity: Transparent
Content: 1 pc
Price: $ 15.97
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ID: 660237
Weight: 5.13ct
Size: 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 12.37
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ID: 706760
Weight: 4.98ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 11.95
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ID: 534244
Weight: 3.00ct
Size: 10 x 10 mm (calibrated)
Clarity: VS
Price: $ 23.76
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ID: 394379
Weight: 6.48ct
Size: 12 x 12 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 42.77
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ID: 710399
Weight: 4.30ct
Size: 19.4 x 7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 12.54
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ID: 650677
Weight: 8.95ct
Size: 23.6 x 13.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 25.24
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ID: 426670
Weight: 12.20ct (total)
Size: 14 x 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 56.36
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ID: 656273
Weight: 1.92ct
Size: 8 x 8 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 3.00
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ID: 687129
Weight: 9.70ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 11.64
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ID: 512787
Weight: 1.84ct
Size: 8.4 x 7 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 39.82
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ID: 434941
Weight: 48.40ct
Size: 35.2 x 23.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 95.83
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ID: 603160
Weight: 1.96ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 546.48
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ID: 715662
Weight: 1.54ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 14.78
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ID: 590449
Weight: 2.84ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VS-SI
Content: 2 pcs
Price: $ 53.54
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ID: 634775
Weight: 2.24ct
Size: 10 x 8 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 64.51
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ID: 698557
Weight: 2.85ct
Size: 11 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 23.94
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ID: 697838
Weight: 1.77ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 14.87
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ID: 622323
Weight: 0.86ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 13.24
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ID: 709190
Weight: 1.92ct
Size: 9 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 39.37
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ID: 712404
Weight: 2.28ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 6.07
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ID: 528668
Weight: 28.05ct
Size: 22.5 x 16.3 mm
Clarity: Transparent
Content: 1 pc
Price: $ 74.05
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ID: 729957
Weight: 3.43ct
Size: 13 x 9 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 329.28
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ID: 716105
Weight: 2.93ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 28.13
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ID: 693227
Weight: 4.35ct
Size: 9 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 10.44
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ID: 727868
Weight: 3.42ct
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 8.21
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ID: 730487
Weight: 0.70ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 42.00
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ID: 674977
Weight: 0.86ct (total)
Size: 8 x 4 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 6.19
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ID: 394030
Weight: 50.96ct
Size: 34.2 x 33.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 67.27
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ID: 664824
Weight: 1.36ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 14.69
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ID: 543581
Weight: 2.00ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 20.88
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ID: 466810
Weight: 0.83ct
Size: 7 x 5.4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 60.26
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ID: 365182
Weight: 1.25ct
Size: 19.7 x 3.2 mm
Clarity: VVS
Content: 1 pc
Price: $ 32.92
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ID: 697869
Weight: 0.48ct
Size: 4.5 x 4.2 mm
Clarity: VVS
Content: 1 pc
Price: $ 28.80
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ID: 620761
Weight: 2.07ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: SI
Content: 2 pcs
Price: $ 51.91
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ID: 550584
Weight: 28.47ct (total)
Size: 18.8 x 11.1 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 42.85
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ID: 669583
Weight: 9.49ct
Size: 14.3 x 11.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 56.94
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ID: 307397
Weight: 10.69ct
Size: 16.6 x 13.3 mm
Clarity: Transparent
Content: 1 pc
Price: $ 49.39
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ID: 395995
Weight: 10.64ct
Size: 14 x 14 mm (calibrated)
Clarity: VVS
Price: $ 22.33
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ID: 628045
Weight: 9.86ct
Size: 20.4 x 11.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 59.16
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ID: 610305
Weight: 27.46ct
Size: 27 x 20 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 26.10
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ID: 514057
Weight: 12.33ct
Size: 23 x 14.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 16.27
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ID: 515018
Weight: 1.82ct
Size: 9 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 16.81
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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

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

Overall Rating -> 10 star ratings

This is a wonderful website

Posted By Bryan Diaz in September, 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

It was my second time so I understand what it is to do

Posted By Ibie in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Helpselect accomplished all personal growth goals

Posted By Mike in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Muy serios y muy oportunos para el envo

Posted By Veronica in September, 2024
Source: Bizrate

Overall Rating -> 8 star ratings

Easy website to navigate, lots of different varieties and options to choose from.

Posted By Brian in July, 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

Good selection, using for custom jewlery for my wife.

Posted By Smitty in June, 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

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

Overall Rating -> 10 star ratings

This is a wonderful website

Posted By Bryan Diaz in September, 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

It was my second time so I understand what it is to do

Posted By Ibie in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Helpselect accomplished all personal growth goals

Posted By Mike in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Muy serios y muy oportunos para el envo

Posted By Veronica in September, 2024
Source: Bizrate

Overall Rating -> 8 star ratings

Easy website to navigate, lots of different varieties and options to choose from.

Posted By Brian in July, 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

Good selection, using for custom jewlery for my wife.

Posted By Smitty in June, 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