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

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ID: 655923
Weight: 17.25ct
Size: 27 x 24.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 88.19
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ID: 688774
Weight: 0.87ct
Size: 11.9 x 3.9 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 8.35
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ID: 524000
Weight: 16.40ct
Size: 21.8 x 13.7 mm
Clarity: Transparent
Content: 1 pc
Price: $ 129.89
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ID: 543731
Weight: 0.98ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 9.06
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ID: 730448
Weight: 0.26ct
Size: 5 x 3 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 12.48
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ID: 439736
Weight: 1.00ct
Size: 6.6 x 5.2 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 36.96
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ID: 471021
Weight: 39.37ct
Size: 27.5 x 15.2 mm
Clarity: Translucent
Content: 1 pc
Price: $ 155.90
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ID: 499913
Weight: 30.40ct
Size: 28 x 17.2 mm
Clarity: Translucent
Content: 1 pc
Price: $ 28.09
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ID: 678346
Weight: 6.61ct
Size: 10.7 x 9.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 15.86
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ID: 531979
Weight: 2.11ct
Size: 9 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 11.14
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ID: 421885
Weight: 0.82ct
Size: 7.4 x 5.5 mm
Clarity: VS
Content: 1 pc
Price: $ 84.17
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ID: 443086
Weight: 3.63ct (total)
Size: 8 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 9.59
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ID: 650859
Weight: 34.77ct
Size: 40.6 x 30.8 mm
Clarity: Translucent
Content: 1 pc
Price: $ 106.51
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ID: 721959
Weight: 38.31ct (total)
Size: 16 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 45.97
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ID: 667173
Weight: 1.33ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 27.28
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ID: 699617
Weight: 0.68ct
Size: 7.1 x 4.7 mm
Clarity: VS
Content: 1 pc
Price: $ 6.53
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ID: 456674
Weight: 4.72ct
Size: 14 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 43.61
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ID: 699800
Weight: 1.15ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 11.04
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ID: 700983
Weight: 10.19ct
Size: 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 9.78
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ID: 511709
Weight: 0.99ct
Size: 5.7 x 5.7 mm
Clarity: VS
Content: 1 pc
Price: $ 58.81
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ID: 245378
Weight: 2.36ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 6 pcs
Price: $ 155.76
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ID: 449976
Weight: 1.58ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 14.60
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ID: 713940
Weight: 0.90ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 15.12
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ID: 482244
Weight: 1.85ct
Size: 9 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 13.33
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ID: 326362
Weight: 5.48ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: Transparent/Translucent
Content: 2 pcs
Price: $ 19.54
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ID: 446732
Weight: 9.16ct (total)
Size: 13 x 9 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 30.23
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ID: 489728
Weight: 2.61ct (total)
Size: 4.5 mm (calibrated)
Clarity: VVS-VS
Content: 6 pcs
Price: $ 51.68
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ID: 647357
Weight: 0.50ct
Size: 7.2 x 4.7 mm
Clarity: Translucent
Content: 1 pc
Price: $ 18.00
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ID: 699242
Weight: 0.57ct
Size: 5.1 x 4.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 3.42
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ID: 437764
Weight: 1.54ct
Size: 19.6 x 3 mm
Clarity: VVS
Content: 1 pc
Price: $ 50.82
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ID: 410036
Weight: 4.65ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 30.70
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ID: 647285
Weight: 1.71ct
Size: 8 x 8 mm (calibrated)
Clarity: VVS
Price: $ 53.35
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ID: 685142
Weight: 0.10ct (total)
Size: 2.1 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 35.00
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ID: 453629
Weight: 2.92ct
Size: 13.6 x 7.6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 26.98
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ID: 667063
Weight: 1.90ct
Size: 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 38.96
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ID: 712902
Weight: 1.38ct
Size: 7.3 x 6.1 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 33.12
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ID: 549032
Weight: 2.70ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: SI
Content: 2 pcs
Price: $ 35.64
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ID: 693527
Weight: 33.39ct
Size: 40.3 x 10.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 12.02
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ID: 603850
Weight: 1.60ct
Size: 9 x 7 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 42.24
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ID: 371693
Weight: 5.78ct (total)
Size: 8.2 x 5.2 mm
Clarity: VS
Content: 7 pcs
Price: $ 38.15
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ID: 712309
Weight: 7.12ct (total)
Size: 14 x 7 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 18.97
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ID: 698594
Weight: 0.91ct
Size: 6.4 x 5.3 mm
Clarity: Transparent
Content: 1 pc
Price: $ 5.46
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ID: 719348
Weight: 3.45ct
Size: 9.1 x 8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 103.50
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ID: 599392
Weight: 11.15ct
Size: 15 x 15 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 36.80
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ID: 544806
Weight: 2.30ct
Size: 7.3 x 7.1 mm
Clarity: VS
Content: 1 pc
Price: $ 209.48
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ID: 643481
Weight: 1.24ct
Size: 7.4 x 5.9 mm
Clarity: VS
Content: 1 pc
Price: $ 29.76
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ID: 708335
Weight: 8.55ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 8.21
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ID: 368858
Weight: 2.14ct
Size: 8.5 x 7.2 mm
Clarity: Transparent/Translucent
Content: 1 pc
Price: $ 13.90
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ID: 718183
Weight: 1.03ct
Size: 6 x 5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 30.90
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ID: 332930
Weight: 18.98ct
Size: 18 x 13 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 30.07
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ID: 714114
Weight: 0.35ct
Size: 4.3 mm
Clarity: SI
Content: 1 pc
Price: $ 10.50
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ID: 431429
Weight: 1.48ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 15.61
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ID: 730333
Weight: 0.68ct
Size: 4.7 x 4.6 mm
Clarity: VVS
Content: 1 pc
Price: $ 40.80
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ID: 687160
Weight: 1.03ct
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 9.89
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ID: 503806
Weight: 6.60ct
Size: 12 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 26.14
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ID: 559491
Weight: 1.11ct
Size: 6.7 x 5.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 4.22
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ID: 693086
Weight: 26.15ct
Size: 20 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 219.66
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ID: 706754
Weight: 0.81ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 4.86
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ID: 621521
Weight: 0.95ct
Size: 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 19.97
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ID: 566176
Weight: 2.47ct
Size: 7 x 7 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 56.18
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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 -> 8 star ratings

Loved the lot buy options

Posted By BDG in October, 2024
Source: Bizrate

Overall Rating -> 9 star ratings

It is a good experience, it is easy to view the item, and easy to check out.

Posted By Neo in November, 2024
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 would recommend gem select yo everyone Fast service and no problems

Posted By Steve in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I have bought many stones from GemsSelect and have been very satisfied with all!I will continue to buy and recommend this site!

Posted By DG in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Great for buying gemstones, came with authenticity certs. Will buy again someday!

Posted By Uggadugga in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Good products

Posted By Brave in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Great website, no hassle, easy check out and found everything I needed quickly

Posted By Chris in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

So far, my experience was great...Thanks

Posted By Kaydi in May, 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 -> 8 star ratings

Loved the lot buy options

Posted By BDG in October, 2024
Source: Bizrate

Overall Rating -> 9 star ratings

It is a good experience, it is easy to view the item, and easy to check out.

Posted By Neo in November, 2024
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 would recommend gem select yo everyone Fast service and no problems

Posted By Steve in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I have bought many stones from GemsSelect and have been very satisfied with all!I will continue to buy and recommend this site!

Posted By DG in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Great for buying gemstones, came with authenticity certs. Will buy again someday!

Posted By Uggadugga in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Good products

Posted By Brave in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Great website, no hassle, easy check out and found everything I needed quickly

Posted By Chris in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

So far, my experience was great...Thanks

Posted By Kaydi in May, 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