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

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ID: 501325
Weight: 2.33ct
Size: 9 x 9 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 18.46
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ID: 700973
Weight: 0.45ct
Size: 4.5 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 27.00
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ID: 443261
Weight: 5.14ct
Size: 11 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 16.90
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ID: 399653
Weight: 3.54ct
Size: 9 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 223.84
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ID: 734967
Weight: 4.05ct
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 20.25
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ID: 674963
Weight: 11.89ct
Size: 17 x 14.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 30.67
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ID: 639442
Weight: 1.72ct
Size: 7.6 x 6.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 10.32
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ID: 704847
Weight: 39.85ct
Size: 42 x 11 mm
Clarity: Opaque
Content: 1 pc
Price: $ 4.79
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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: 680950
Weight: 0.88ct
Size: 7 x 5 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 26.40
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ID: 715477
Weight: 1.47ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 14.11
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ID: 686505
Weight: 0.49ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 10.58
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ID: 691357
Weight: 0.72ct
Size: 4.9 x 4.4 mm
Clarity: VS
Content: 1 pc
Price: $ 60.48
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ID: 605612
Weight: 3.62ct
Size: 11 x 11 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 47.78
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ID: 463233
Weight: 4.27ct
Size: 15 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 33.82
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ID: 427687
Weight: 2.50ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 6 pcs
Price: $ 16.50
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ID: 634184
Weight: 10.02ct (total)
Size: 17.5 x 10.6 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 45.58
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ID: 433676
Weight: 6.30ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: VVS
Content: 2 pcs
Price: $ 41.58
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ID: 453888
Weight: 4.93ct
Size: 13 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 45.55
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ID: 435439
Weight: 4.91ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 32.41
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ID: 739556
Weight: 0.57ct
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 5.13
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ID: 694241
Weight: 1.04ct
Size: 11.6 x 3.6 mm
Clarity: VS
Content: 1 pc
Price: $ 31.20
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ID: 517981
Weight: 2.21ct
Size: 9 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 20.42
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ID: 726148
Weight: 0.42ct
Size: 5 x 5 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 3.36
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ID: 671938
Weight: 1.01ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 24.24
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ID: 662627
Weight: 26.19ct (total)
Size: 22.5 x 15.1 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 18.54
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ID: 685852
Weight: 1.16ct
Size: 7 x 5.7 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 21.35
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ID: 466880
Weight: 0.54ct
Size: 7.7 x 4.4 mm
Clarity: VVS
Content: 1 pc
Price: $ 32.67
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ID: 541539
Weight: 3.24ct (total)
Size: 7.7 x 6.5 mm
Clarity: VS
Content: 2 pcs
Price: $ 65.09
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ID: 347335
Weight: 2.84ct
Size: 21.4 x 3.7 mm
Clarity: VS
Content: 1 pc
Price: $ 140.58
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ID: 663357
Weight: 1.23ct
Size: 7.2 x 5.8 mm
Clarity: VS
Content: 1 pc
Price: $ 29.52
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ID: 699750
Weight: 0.81ct
Size: 5 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 48.60
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ID: 647295
Weight: 29.83ct
Size: 29.1 x 19.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 35.80
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ID: 710499
Weight: 6.24ct
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 4.12
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ID: 480648
Weight: 3.17ct
Size: 9 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 22.60
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ID: 722724
Weight: 15.38ct
Size: 21.8 x 14.1 mm
Clarity: Translucent
Content: 1 pc
Price: $ 129.19
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ID: 655571
Weight: 0.82ct
Size: 7 x 7 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 19.68
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ID: 711731
Weight: 20.63ct
Size: 20.5 x 16.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 37.14
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ID: 719493
Weight: 0.80ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 6.72
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ID: 446555
Weight: 2.34ct (total)
Size: 9 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 15.44
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ID: 713401
Weight: 1.07ct
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 8.99
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ID: 418207
Weight: 5.05ct
Size: 13.3 x 9.4 mm
Clarity: Translucent
Content: 1 pc
Price: $ 10.00
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ID: 497820
Weight: 3.08ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: Translucent
Content: 4 pcs
Price: $ 21.26
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ID: 658463
Weight: 11.53ct
Size: 18 x 13 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 96.85
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ID: 643582
Weight: 3.69ct (total)
Size: 8 x 8 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 9.74
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ID: 485148
Weight: 4.26ct (total)
Size: 10 x 10 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 22.49
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ID: 605044
Weight: 58.00ct
Size: 30.5 x 26.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 35.99
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ID: 481448
Weight: 4.38ct (total)
Size: 6 mm (calibrated)
Clarity: VVS-VS
Content: 4 pcs
Price: $ 125.87
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ID: 712897
Weight: 4.52ct
Size: 12 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 65.09
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ID: 384551
Weight: 8.34ct
Size: 14.8 x 12 mm
Clarity: VS
Content: 1 pc
Price: $ 330.26
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ID: 615759
Weight: 2.40ct (total)
Size: 7 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 25.34
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ID: 692416
Weight: 39.68ct
Size: 33.4 x 23.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 23.81
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ID: 334032
Weight: 40.10ct
Size: 32.2 x 24.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 264.66
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ID: 694432
Weight: 11.24ct (total)
Size: 15.2 x 9.1 mm
Clarity: VVS
Content: 2 pcs
Price: $ 94.42
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ID: 499184
Weight: 1.81ct
Size: 11.6 x 5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 358.38
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ID: 712553
Weight: 3.65ct
Size: 11.7 x 9.4 mm
Clarity: Translucent
Content: 1 pc
Price: $ 52.56
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ID: 488370
Weight: 34.86ct
Size: 33.9 x 22.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 25.76
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ID: 349569
Weight: 1.61ct
Size: 16.9 x 3.5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 46.75
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ID: 377033
Weight: 33.65ct
Size: 30 x 22 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 22.20
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ID: 539702
Weight: 2.06ct
Size: 7 x 7 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 40.22
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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

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

Posted By Ron in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

It was easy and to the point

Posted By Victorius in May, 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

I enjoy doing buisness with GemSelect. It is always a pleasure and you get what you ordered!

Posted By Ballpark in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

love the site, the experience and the products.

Posted By Ckingpots in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I can pick and choose from large selection and find just what I need for .y projects, currently my cane.

Posted By Darkstar731 in July, 2025
Source: Bizrate

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 -> 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 -> 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

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

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

Posted By Ron in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

It was easy and to the point

Posted By Victorius in May, 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

I enjoy doing buisness with GemSelect. It is always a pleasure and you get what you ordered!

Posted By Ballpark in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

love the site, the experience and the products.

Posted By Ckingpots in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I can pick and choose from large selection and find just what I need for .y projects, currently my cane.

Posted By Darkstar731 in July, 2025
Source: Bizrate

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 -> 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 -> 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

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