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

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ID: 322167
Weight: 9.24ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 4 pcs
Price: $ 67.08
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ID: 643572
Weight: 2.66ct
Size: 10 x 8 mm (calibrated)
Clarity: VS
Price: $ 22.34
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ID: 443352
Weight: 4.34ct
Size: 11 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 12.97
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ID: 333780
Weight: 21.12ct
Size: 29.5 x 14 mm
Clarity: Opaque
Content: 1 pc
Price: $ 362.42
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ID: 615304
Weight: 1.17ct
Size: 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 12.36
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ID: 475098
Weight: 20.16ct (total)
Size: 19.1 x 12.6 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 47.90
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ID: 544608
Weight: 0.78ct
Size: 6.4 x 4.2 mm
Clarity: VS
Content: 1 pc
Price: $ 34.90
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ID: 438105
Weight: 1.82ct
Size: 15.3 x 4 mm
Clarity: VS
Content: 1 pc
Price: $ 60.06
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ID: 564203
Weight: 0.91ct
Size: 7.4 x 5.7 mm
Clarity: Translucent
Content: 1 pc
Price: $ 13.86
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ID: 544417
Weight: 1.17ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 8.72
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ID: 442860
Weight: 3.11ct (total)
Size: 8 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 8.21
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ID: 457028
Weight: 3.55ct
Size: 11 x 7.7 mm
Clarity: VS
Content: 1 pc
Price: $ 18.74
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ID: 570226
Weight: 3.56ct
Size: 9 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 26.22
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ID: 737280
Weight: 2.14ct
Size: 9 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 96.30
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ID: 407982
Weight: 12.51ct
Size: 14 x 14 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 29.56
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ID: 684206
Weight: 0.45ct
Size: 4.8 x 4 mm
Clarity: VS
Content: 1 pc
Price: $ 18.90
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ID: 635849
Weight: 1.54ct
Size: 9 x 9 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 40.66
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ID: 699049
Weight: 0.93ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 7.81
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ID: 664892
Weight: 0.73ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 7.88
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ID: 385443
Weight: 5.95ct
Size: 14.9 x 8.4 mm
Clarity: VVS
Content: 1 pc
Price: $ 38.64
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ID: 699521
Weight: 0.60ct
Size: 5 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 5.76
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ID: 493031
Weight: 11.28ct (total)
Size: 14 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 81.59
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ID: 567609
Weight: 1.16ct
Size: 7 x 7 mm (calibrated)
Clarity: VS
Price: $ 7.66
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ID: 622352
Weight: 0.80ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 14.78
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ID: 686510
Weight: 0.20ct
Size: 3.3 x 3.2 mm
Clarity: VVS
Content: 1 pc
Price: $ 14.52
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ID: 715427
Weight: 4.77ct
Size: 12 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 45.79
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ID: 479373
Weight: 2.39ct (total)
Size: 10 x 5 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 25.24
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ID: 570244
Weight: 0.93ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 9.82
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ID: 479633
Weight: 2.31ct (total)
Size: 10.1 x 5.1 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 24.40
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ID: 708313
Weight: 5.65ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 9.36
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ID: 725569
Weight: 2.20ct (total)
Size: 6.9 x 6.1 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 87.14
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ID: 701032
Weight: 37.13ct
Size: 31.5 x 18.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 20.05
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ID: 463875
Weight: 11.46ct
Size: 15 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 22.69
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ID: 663970
Weight: 2.51ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 54.22
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ID: 736578
Weight: 54.71ct
Size: 33.8 x 22.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 77.14
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ID: 656154
Weight: 1.60ct
Size: 8 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 38.40
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ID: 683048
Weight: 0.17ct
Size: 3 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 97.44
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ID: 627844
Weight: 1.35ct
Size: 6.5 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 24.82
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ID: 551262
Weight: 1.04ct
Size: 7 x 5 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 3.91
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ID: 500449
Weight: 1.83ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 16.91
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ID: 720359
Weight: 1.37ct
Size: 7.3 x 5.7 mm
Clarity: VS
Content: 1 pc
Price: $ 131.87
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ID: 726854
Weight: 0.51ct
Size: 5 x 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 21.42
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ID: 376594
Weight: 1.82ct
Size: 8.4 x 7.2 mm
Clarity: Transparent
Content: 1 pc
Price: $ 14.15
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ID: 432176
Weight: 5.07ct (total)
Size: 4.6 x 4.6 mm
Clarity: VS-SI
Content: 10 pcs
Price: $ 33.47
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ID: 683985
Weight: 1.66ct (total)
Size: 5.2 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 2.39
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ID: 718117
Weight: 0.02ct
Size: 1.9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 19.20
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ID: 606962
Weight: 5.71ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 37.69
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ID: 732049
Weight: 0.63ct
Size: 5 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 15.12
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ID: 686022
Weight: 2.73ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 3.28
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ID: 713829
Weight: 20.15ct
Size: 20 x 15 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 169.26
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ID: 672650
Weight: 23.09ct
Size: 20.5 x 13 mm
Clarity: Opaque
Content: 1 pc
Price: $ 138.54
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ID: 699692
Weight: 0.78ct
Size: 5.3 mm
Clarity: SI
Content: 1 pc
Price: $ 46.80
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ID: 366571
Weight: 1.26ct
Size: 8.2 x 5.7 mm
Clarity: VVS
Content: 1 pc
Price: $ 176.92
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ID: 672003
Weight: 10.39ct (total)
Size: 17.1 x 10.8 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 29.30
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ID: 599821
Weight: 2.35ct
Size: 9 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 21.72
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ID: 718877
Weight: 0.65ct
Size: 5.2 x 4 mm
Clarity: VVS
Content: 1 pc
Price: $ 11.70
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ID: 603082
Weight: 1.94ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 128.04
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ID: 474182
Weight: 1.75ct
Size: 8.4 x 5.2 mm
Clarity: Transparent
Content: 1 pc
Price: $ 6.94
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ID: 439051
Weight: 3.67ct
Size: 9 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 227.69
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ID: 543385
Weight: 0.69ct
Size: 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 18.71
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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

love these guys been ordering since 2000 maybe

Posted By JHT in April, 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

Overall Rating -> 10 star ratings

excellent deals-excellent service-fair prices

Posted By JD in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

easy site to navigate

Posted By Curt's Cabochons in June, 2025
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

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 -> 9 star ratings

It was a good experience looking for and finding a nice amethyst stone

Posted By N/a in May, 2025
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 -> 10 star ratings

All Good

Posted By Boru in July, 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

love these guys been ordering since 2000 maybe

Posted By JHT in April, 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

Overall Rating -> 10 star ratings

excellent deals-excellent service-fair prices

Posted By JD in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

easy site to navigate

Posted By Curt's Cabochons in June, 2025
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

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 -> 9 star ratings

It was a good experience looking for and finding a nice amethyst stone

Posted By N/a in May, 2025
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 -> 10 star ratings

All Good

Posted By Boru in July, 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