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

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ID: 358104
Weight: 2.34ct
Size: 7.8 x 6.8 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 62.08
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ID: 457023
Weight: 1.95ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 18.02
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ID: 392486
Weight: 6.59ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 26.10
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ID: 465406
Weight: 4.83ct
Size: 14 x 10 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 42.26
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ID: 435211
Weight: 31.05ct
Size: 27.5 x 17.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 34.16
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ID: 494421
Weight: 1.94ct
Size: 12 x 6 mm
Clarity: VS
Content: 1 pc
Price: $ 15.36
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ID: 693873
Weight: 2.97ct
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 10.69
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ID: 672068
Weight: 5.88ct
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 35.28
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ID: 723233
Weight: 0.07ct (total)
Size: 2 mm (calibrated)
Clarity: VS-SI
Content: 2 pcs
Price: $ 67.20
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ID: 722729
Weight: 17.24ct
Size: 27.7 x 12 mm
Clarity: Translucent
Content: 1 pc
Price: $ 144.82
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ID: 650029
Weight: 11.25ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 7.97
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ID: 681994
Weight: 12.96ct
Size: 21 x 11.7 mm
Clarity: Transparent
Content: 1 pc
Price: $ 124.42
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ID: 687192
Weight: 1.04ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 22.46
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ID: 454078
Weight: 0.75ct
Size: 5.9 x 5 mm
Clarity: VS
Content: 1 pc
Price: $ 31.68
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ID: 669511
Weight: 24.01ct
Size: 25 x 18 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 72.04
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ID: 678054
Weight: 0.14ct (total)
Size: 2 x 2 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 84.00
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ID: 713941
Weight: 0.83ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 13.94
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ID: 381925
Weight: 3.79ct (total)
Size: 3.5 mm (calibrated)
Clarity: VS
Content: 20 pcs
Price: $ 182.33
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ID: 485803
Weight: 4.60ct
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 38.64
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ID: 689003
Weight: 4.39ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 24.18
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ID: 438803
Weight: 2.01ct (total)
Size: 5.5 x 3.5 mm
Clarity: VS
Content: 5 pcs
Price: $ 39.41
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ID: 523444
Weight: 16.93ct
Size: 20 x 15 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 134.09
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ID: 533726
Weight: 2.35ct
Size: 9 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 15.32
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ID: 648309
Weight: 1.02ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 22.57
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ID: 685594
Weight: 0.07ct (total)
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 24.50
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ID: 570231
Weight: 2.89ct
Size: 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 21.29
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ID: 715546
Weight: 5.33ct (total)
Size: 10 x 10 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 51.17
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ID: 657433
Weight: 1.77ct
Size: 8 x 6 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 2.12
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ID: 721843
Weight: 4.37ct
Size: 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 5.24
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ID: 591703
Weight: 5.02ct
Size: 11.6 x 8.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 47.24
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ID: 389241
Weight: 0.93ct
Size: 7.5 x 5 mm
Clarity: VVS
Content: 1 pc
Price: $ 61.38
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ID: 670774
Weight: 0.94ct (total)
Size: 4.2 x 4.2 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 5.64
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ID: 478836
Weight: 0.64ct
Size: 8.9 x 4.7 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 46.46
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ID: 545711
Weight: 21.55ct
Size: 25.4 x 14.8 mm
Clarity: Translucent
Content: 1 pc
Price: $ 18.96
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ID: 472292
Weight: 13.91ct
Size: 16.2 x 13.8 mm
Clarity: Translucent
Content: 1 pc
Price: $ 128.53
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ID: 650122
Weight: 9.77ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 6.91
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ID: 636596
Weight: 3.71ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 17.81
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ID: 691757
Weight: 0.35ct (total)
Size: 3.4 x 3.2 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 13.34
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ID: 650686
Weight: 1.55ct (total)
Size: 6.3 x 6.2 mm
Clarity: VVS
Content: 2 pcs
Price: $ 13.02
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ID: 467968
Weight: 4.83ct (total)
Size: 3 mm (calibrated)
Clarity: Transparent
Content: 25 pcs
Price: $ 31.88
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ID: 462784
Weight: 4.39ct
Size: 11 mm (calibrated)
Clarity: VVS-VS
Price: $ 34.76
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ID: 461711
Weight: 1.13ct (total)
Size: 4.5 x 3.6 mm
Clarity: VS
Content: 3 pcs
Price: $ 149.16
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ID: 464378
Weight: 2.54ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VS
Content: 6 pcs
Price: $ 23.47
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ID: 694549
Weight: 5.83ct
Size: 15 x 8.9 mm
Clarity: VVS
Content: 1 pc
Price: $ 48.97
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ID: 718272
Weight: 0.67ct
Size: 5 x 4 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 20.10
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ID: 490988
Weight: 9.13ct (total)
Size: 8 mm (calibrated)
Clarity: Opaque
Content: 4 pcs
Price: $ 26.88
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ID: 392851
Weight: 6.76ct (total)
Size: 12 x 8 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 44.62
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ID: 497069
Weight: 2.01ct
Size: 9 x 7 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 36.12
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ID: 512178
Weight: 1.03ct
Size: 8.2 x 3.7 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 93.82
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ID: 716330
Weight: 12.24ct
Size: 18 x 13 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 117.50
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ID: 700478
Weight: 0.53ct
Size: 4.5 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 31.80
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ID: 534190
Weight: 2.27ct
Size: 9 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 14.80
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ID: 691560
Weight: 1.10ct
Size: 9 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 59.40
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ID: 384144
Weight: 8.74ct
Size: 15.1 x 12.1 mm
Clarity: Translucent
Content: 1 pc
Price: $ 34.61
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ID: 577064
Weight: 11.98ct
Size: 18.6 x 13.7 mm
Clarity: Transparent
Content: 1 pc
Price: $ 92.35
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ID: 667069
Weight: 1.52ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 31.18
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ID: 710320
Weight: 1.88ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 33.68
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ID: 679176
Weight: 2.93ct
Size: 10 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 24.61
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ID: 694821
Weight: 6.03ct
Size: 10.4 x 9.7 mm
Clarity: VS
Content: 1 pc
Price: $ 180.90
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ID: 594613
Weight: 1.85ct
Size: 8.5 x 7 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 43.96
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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

Loved everything. High quality, quick shipping, and authentication included.

Posted By Chris in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Easy to conduct search, good amount of stock to select from along with variety of prices.

Posted By Que in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very good Hoping you will increase your inventory especially in the 6mmThanks

Posted By Ibie in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I like the site, it's easy to navigate. There are sometimes items I'm looking for that aren't there, but mostly I can find what I need.

Posted By Nate 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

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

It was very good and concise.

Posted By Whydothey in August, 2024
Source: Bizrate

Overall Rating -> 9 star ratings

I love the gems!

Posted By MM in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

love these guys been ordering since 2000 maybe

Posted By JHT in April, 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

Loved everything. High quality, quick shipping, and authentication included.

Posted By Chris in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Easy to conduct search, good amount of stock to select from along with variety of prices.

Posted By Que in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very good Hoping you will increase your inventory especially in the 6mmThanks

Posted By Ibie in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I like the site, it's easy to navigate. There are sometimes items I'm looking for that aren't there, but mostly I can find what I need.

Posted By Nate 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

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

It was very good and concise.

Posted By Whydothey in August, 2024
Source: Bizrate

Overall Rating -> 9 star ratings

I love the gems!

Posted By MM in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

love these guys been ordering since 2000 maybe

Posted By JHT in April, 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