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

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ID: 533525
Weight: 1.44ct
Size: 8 x 8 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 11.46
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ID: 736381
Weight: 0.86ct
Size: 7.7 x 5.1 mm
Clarity: SI
Content: 1 pc
Price: $ 30.34
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ID: 677858
Weight: 0.23ct
Size: 3 x 3 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 138.00
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ID: 463935
Weight: 5.24ct
Size: 12 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 10.38
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ID: 490378
Weight: 5.91ct
Size: 14 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 42.91
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ID: 479631
Weight: 2.63ct (total)
Size: 10.1 x 5.2 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 27.77
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ID: 651836
Weight: 5.47ct
Size: 17.3 x 8.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 17.00
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ID: 682696
Weight: 0.92ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 16.56
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ID: 474330
Weight: 4.38ct
Size: 10.2 x 9.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 40.48
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ID: 726844
Weight: 0.89ct
Size: 7.8 x 4.2 mm
Clarity: VS
Content: 1 pc
Price: $ 53.40
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ID: 638590
Weight: 82.49ct
Size: 31.8 x 26.6 mm
Clarity: VVS
Content: 1 pc
Price: $ 692.92
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ID: 358288
Weight: 3.92ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 10 pcs
Price: $ 25.87
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ID: 707979
Weight: 5.06ct
Size: 14 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 4.86
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ID: 564209
Weight: 1.03ct
Size: 7.6 x 6 mm
Clarity: Translucent
Content: 1 pc
Price: $ 15.70
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ID: 701607
Weight: 15.23ct
Size: 32.4 x 7.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 91.38
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ID: 711788
Weight: 1.49ct
Size: 6.5 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 29.75
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ID: 556113
Weight: 2.50ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 86.14
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ID: 721845
Weight: 0.51ct
Size: 5 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 24.48
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ID: 515494
Weight: 19.55ct
Size: 20 x 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 25.81
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ID: 707130
Weight: 2.18ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 5.23
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ID: 688694
Weight: 2.12ct
Size: 10 x 8 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 11.68
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ID: 736397
Weight: 1.10ct
Size: 8.1 x 7.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 7.70
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ID: 707865
Weight: 7.71ct
Size: 18.7 x 9.7 mm
Clarity: Transparent
Content: 1 pc
Price: $ 55.51
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ID: 499522
Weight: 11.37ct
Size: 14.9 x 13.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 75.05
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ID: 662994
Weight: 13.19ct (total)
Size: 21.5 x 11.2 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 9.34
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ID: 662650
Weight: 1.21ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VVS
Content: 2 pcs
Price: $ 10.16
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ID: 449461
Weight: 3.73ct (total)
Size: 7.1 x 5.2 mm
Clarity: VS
Content: 5 pcs
Price: $ 24.62
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ID: 657432
Weight: 1.58ct
Size: 8 x 6 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 1.90
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ID: 550841
Weight: 1.65ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 12.42
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ID: 505795
Weight: 1.53ct
Size: 12.7 x 8.3 mm
Clarity: Transparent
Content: 1 pc
Price: $ 70.69
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ID: 494058
Weight: 13.80ct
Size: 17 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 13.85
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ID: 727482
Weight: 0.89ct (total)
Size: 8 x 5 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 26.70
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ID: 391927
Weight: 2.50ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 60.00
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ID: 725322
Weight: 0.65ct
Size: 10.5 x 2.7 mm
Clarity: VVS
Content: 1 pc
Price: $ 27.30
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ID: 475099
Weight: 18.46ct (total)
Size: 21.7 x 11.2 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 43.86
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ID: 538781
Weight: 1.59ct (total)
Size: 6 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 20.99
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ID: 422611
Weight: 9.17ct
Size: 18.1 x 14.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 36.31
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ID: 668965
Weight: 10.39ct
Size: 15 x 12.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 62.34
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ID: 428617
Weight: 3.97ct
Size: 11.5 x 9.5 mm
Clarity: VVS
Content: 1 pc
Price: $ 31.44
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ID: 706846
Weight: 1.71ct
Size: 8 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 4.10
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ID: 450081
Weight: 25.37ct (total)
Size: 20.7 x 13.2 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 66.97
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ID: 712406
Weight: 3.82ct
Size: 14 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 10.18
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ID: 707938
Weight: 2.95ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 4.88
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ID: 705181
Weight: 3.51ct
Size: 11.3 x 8.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 3.24
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ID: 466994
Weight: 0.57ct
Size: 7.8 x 4.3 mm
Clarity: VS
Content: 1 pc
Price: $ 41.39
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ID: 735795
Weight: 9.31ct
Size: 23.3 x 13.2 mm
Clarity: Translucent
Content: 1 pc
Price: $ 7.70
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ID: 359770
Weight: 31.30ct
Size: 22 x 16.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 82.63
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ID: 418544
Weight: 11.04ct
Size: 17.6 x 10.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 58.30
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ID: 338225
Weight: 10.64ct
Size: 12.1 x 11.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 35.11
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ID: 715081
Weight: 6.22ct
Size: 11 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 16.13
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ID: 481888
Weight: 1.21ct
Size: 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 34.79
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ID: 723017
Weight: 0.59ct
Size: 5 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 17.70
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ID: 693804
Weight: 4.69ct
Size: 9.8 x 9.2 mm
Clarity: VVS
Content: 1 pc
Price: $ 155.50
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ID: 712041
Weight: 7.33ct (total)
Size: 14 x 7 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 16.27
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ID: 567266
Weight: 54.42ct
Size: 42.6 x 25.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 122.84
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ID: 621778
Weight: 1.06ct
Size: 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 22.30
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ID: 479361
Weight: 1.00ct (total)
Size: 4.8 x 3.9 mm
Clarity: VS-SI
Content: 3 pcs
Price: $ 132.00
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ID: 371715
Weight: 18.62ct (total)
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 98.32
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ID: 651886
Weight: 2.55ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 15.30
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ID: 721049
Weight: 0.56ct
Size: 8 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 4.70
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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

Always excellent quality and service from GemSelect

Posted By Mike B. in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

When I need a specific stone, gem select is my go to shop. Always a good experience and a great product.

Posted By LeAnn in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

GemSelect website simple to use. I recommend it to non-trade clients looking for gems.

Posted By GemJocky in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

All these questions, and I don't have to give any blood. What a Deal... I absolutely enjoy the Gem Select emails every month. This one today was special. I always say, I'll know it when I see it. This stone today was the One. Odd and Intriguing. Thank You So Much for all that you do.

Posted By G.W. in June, 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

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

very good

Posted By Son Gift in January, 2025
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 -> 10 star ratings

I have ordered from Genselect before and always had a great experience. My go to source!

Posted By Kycaver 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 -> 10 star ratings

Always excellent quality and service from GemSelect

Posted By Mike B. in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

When I need a specific stone, gem select is my go to shop. Always a good experience and a great product.

Posted By LeAnn in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

GemSelect website simple to use. I recommend it to non-trade clients looking for gems.

Posted By GemJocky in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

All these questions, and I don't have to give any blood. What a Deal... I absolutely enjoy the Gem Select emails every month. This one today was special. I always say, I'll know it when I see it. This stone today was the One. Odd and Intriguing. Thank You So Much for all that you do.

Posted By G.W. in June, 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

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

very good

Posted By Son Gift in January, 2025
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 -> 10 star ratings

I have ordered from Genselect before and always had a great experience. My go to source!

Posted By Kycaver 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