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

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ID: 564597
Weight: 0.26ct
Size: 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 519.89
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ID: 435038
Weight: 79.11ct
Size: 47.7 x 28.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 156.64
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ID: 517835
Weight: 1.30ct
Size: 9.4 x 5.7 mm
Clarity: VS
Content: 1 pc
Price: $ 120.12
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ID: 704875
Weight: 1.55ct
Size: 11 x 8.2 mm
Clarity: Translucent
Content: 1 pc
Price: $ 46.50
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ID: 471079
Weight: 44.39ct
Size: 31.5 x 21.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 46.87
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ID: 546738
Weight: 1.23ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 9.74
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ID: 700547
Weight: 1.10ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 10.56
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ID: 691214
Weight: 5.01ct
Size: 14 x 14 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 117.66
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ID: 699050
Weight: 0.92ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 7.73
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ID: 561921
Weight: 0.82ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 6.23
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ID: 692701
Weight: 25.66ct
Size: 20 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 215.54
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ID: 647280
Weight: 1.78ct
Size: 8 x 8 mm (calibrated)
Clarity: VVS-VS
Price: $ 55.54
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ID: 661940
Weight: 1.63ct
Size: 6.7 x 6.7 mm
Clarity: Translucent
Content: 1 pc
Price: $ 3.94
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ID: 694317
Weight: 0.95ct
Size: 8.8 x 3.7 mm
Clarity: VVS
Content: 1 pc
Price: $ 28.50
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ID: 394626
Weight: 1.15ct
Size: 7.7 x 5.3 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 56.53
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ID: 430948
Weight: 6.34ct
Size: 13 x 9 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 16.49
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ID: 448266
Weight: 3.68ct (total)
Size: 8 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 19.43
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ID: 716087
Weight: 2.74ct
Size: 10 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 26.30
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ID: 556633
Weight: 1.66ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 13.88
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ID: 634908
Weight: 7.08ct
Size: 12 x 10 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 33.34
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ID: 387582
Weight: 2.93ct (total)
Size: 4.6 x 4.5 mm
Clarity: VVS-VS
Content: 6 pcs
Price: $ 19.34
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ID: 345095
Weight: 39.41ct
Size: 22.3 x 20.6 mm
Clarity: Transparent/Translucent
Content: 1 pc
Price: $ 67.62
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ID: 684522
Weight: 0.05ct
Size: 2.1 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 17.51
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ID: 415986
Weight: 1.54ct
Size: 14.8 x 3.7 mm
Clarity: VS
Content: 1 pc
Price: $ 48.79
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ID: 457119
Weight: 2.78ct
Size: 10.4 x 8.5 mm
Clarity: VS
Content: 1 pc
Price: $ 25.69
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ID: 514353
Weight: 14.30ct
Size: 15 x 15 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 32.09
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ID: 596911
Weight: 4.10ct
Size: 12.3 x 9.5 mm
Clarity: VVS
Content: 1 pc
Price: $ 32.47
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ID: 658786
Weight: 15.45ct
Size: 14 x 14 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 22.62
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ID: 297888
Weight: 2.22ct (total)
Size: 3 x 3 mm (calibrated)
Clarity: Transparent/Translucent
Content: 20 pcs
Price: $ 76.19
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ID: 644027
Weight: 1.82ct
Size: 9 x 7 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 15.29
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ID: 598590
Weight: 6.70ct
Size: 16.8 x 15.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 26.53
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ID: 650047
Weight: 0.84ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 7.06
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ID: 464458
Weight: 3.76ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VS
Content: 10 pcs
Price: $ 34.74
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ID: 388098
Weight: 3.03ct (total)
Size: 4.6 x 4.5 mm
Clarity: VVS-VS
Content: 6 pcs
Price: $ 20.00
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ID: 519752
Weight: 1.55ct
Size: 10 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 45.01
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ID: 592298
Weight: 0.70ct
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 23.10
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ID: 392334
Weight: 7.53ct (total)
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 49.70
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ID: 402818
Weight: 1.14ct
Size: 7.1 x 5.4 mm
Clarity: VS
Content: 1 pc
Price: $ 154.37
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ID: 512775
Weight: 2.21ct
Size: 9.2 x 7.6 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 47.81
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ID: 711604
Weight: 0.99ct
Size: 7.3 x 5.7 mm
Clarity: Transparent
Content: 1 pc
Price: $ 19.76
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ID: 454479
Weight: 0.87ct
Size: 10.4 x 4.4 mm
Clarity: VS
Content: 1 pc
Price: $ 36.74
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ID: 678390
Weight: 33.46ct (total)
Size: 30.2 x 14.8 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 40.15
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ID: 688817
Weight: 3.91ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 21.54
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ID: 664593
Weight: 1.21ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 13.07
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ID: 658279
Weight: 19.66ct
Size: 20 x 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 23.59
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ID: 465978
Weight: 6.51ct
Size: 13 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 12.90
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ID: 684386
Weight: 2.25ct
Size: 8 x 8 mm (calibrated)
Clarity: VS
Price: $ 21.60
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ID: 485997
Weight: 3.14ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 29.02
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ID: 677828
Weight: 0.09ct (total)
Size: 1.9 x 1.9 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 54.00
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ID: 712352
Weight: 4.13ct
Size: 12 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 11.00
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ID: 534719
Weight: 2.68ct
Size: 10 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 21.23
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ID: 726036
Weight: 2.43ct (total)
Size: 6.9 x 6 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 96.25
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ID: 693879
Weight: 5.93ct
Size: 11.4 x 9.4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 196.62
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ID: 713819
Weight: 17.29ct
Size: 20 x 15 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 145.24
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ID: 727274
Weight: 0.99ct
Size: 5.9 x 5 mm
Clarity: VS
Content: 1 pc
Price: $ 17.82
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ID: 733057
Weight: 0.47ct
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 3.95
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ID: 640591
Weight: 1.45ct
Size: 8 x 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 41.76
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ID: 728233
Weight: 0.07ct
Size: 2.5 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 28.87
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ID: 724971
Weight: 15.45ct
Size: 13 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 17.62
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ID: 405127
Weight: 13.67ct (total)
Size: 14 x 10 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 90.23
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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 trust this company to deliver exactly what is offered. I have never had to return a selection of Gems. I appreciate the company's detailed description of their product. It helps this customer find mounts before the gems arrive. Any day of the year one can find a wide selection of gems, be it by price, color, cut, lot or single. Pricing does not jump all over the place and stays reasonable. Be assured your items will arrive in perfect condition as the company's shipping department does a great job.

Posted By Miss Sherrie in August, 2024
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

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 -> 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

went well

Posted By Doug in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

This was a great time as always. The only problem I had was deciding between all the beautiful and affordable stones that met my requirements. I love shopping for sapphires!

Posted By Phoenix in August, 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

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

there are a large number of gems to choose from i have ordered before and these objects are precious to me that my light reflect in them and fills the stones they are there when i need to reflect on life

Posted By Kickbass.2 in January, 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 trust this company to deliver exactly what is offered. I have never had to return a selection of Gems. I appreciate the company's detailed description of their product. It helps this customer find mounts before the gems arrive. Any day of the year one can find a wide selection of gems, be it by price, color, cut, lot or single. Pricing does not jump all over the place and stays reasonable. Be assured your items will arrive in perfect condition as the company's shipping department does a great job.

Posted By Miss Sherrie in August, 2024
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

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 -> 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

went well

Posted By Doug in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

This was a great time as always. The only problem I had was deciding between all the beautiful and affordable stones that met my requirements. I love shopping for sapphires!

Posted By Phoenix in August, 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

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

there are a large number of gems to choose from i have ordered before and these objects are precious to me that my light reflect in them and fills the stones they are there when i need to reflect on life

Posted By Kickbass.2 in January, 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