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

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ID: 725447
Weight: 0.75ct
Size: 10.1 x 3.2 mm
Clarity: VS
Content: 1 pc
Price: $ 31.50
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ID: 681987
Weight: 6.14ct
Size: 14 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 36.84
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ID: 529154
Weight: 2.15ct
Size: 9 x 7 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 42.58
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ID: 479133
Weight: 9.46ct (total)
Size: 5 x 4.8 mm
Clarity: Translucent
Content: 20 pcs
Price: $ 13.24
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ID: 684373
Weight: 0.53ct (total)
Size: 4.1 x 3.2 mm
Clarity: VS-SI
Content: 2 pcs
Price: $ 22.26
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ID: 557718
Weight: 3.49ct
Size: 12 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 26.40
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ID: 551152
Weight: 31.00ct (total)
Size: 20.9 x 13.2 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 46.64
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ID: 566976
Weight: 1.59ct
Size: 6 x 6 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 35.68
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ID: 685930
Weight: 1.45ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 26.69
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ID: 254866
Weight: 3.19ct
Size: 13.7 x 9.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 57.75
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ID: 397385
Weight: 9.46ct
Size: 12 x 12 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 62.44
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ID: 685588
Weight: 21.35ct
Size: 29.8 x 21 mm
Clarity: Opaque
Content: 1 pc
Price: $ 21.26
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ID: 722351
Weight: 37.31ct
Size: 27.4 x 26.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 47.90
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ID: 488633
Weight: 1.98ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 52.14
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ID: 706716
Weight: 4.87ct (total)
Size: 9.3 x 7.3 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 11.69
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ID: 426714
Weight: 7.01ct (total)
Size: 9 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 32.39
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ID: 342500
Weight: 22.86ct
Size: 20.3 x 19.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 60.35
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ID: 688723
Weight: 0.07ct
Size: 2.5 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 40.81
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ID: 418604
Weight: 5.65ct
Size: 15.6 x 11.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 11.20
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ID: 552381
Weight: 1.01ct (total)
Size: 8.1 x 4.3 mm
Clarity: VS
Content: 2 pcs
Price: $ 6.67
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ID: 642900
Weight: 0.96ct
Size: 7 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 44.93
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ID: 471424
Weight: 27.53ct
Size: 31.6 x 23.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 22.54
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ID: 692982
Weight: 18.89ct
Size: 29.7 x 8.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 6.80
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ID: 672585
Weight: 1.34ct
Size: 8.7 x 6.7 mm
Clarity: VS
Content: 1 pc
Price: $ 32.16
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ID: 529572
Weight: 6.89ct (total)
Size: 9 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 27.29
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ID: 728178
Weight: 3.03ct
Size: 10.4 x 9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 7.27
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ID: 546989
Weight: 32.21ct
Size: 20 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 25.51
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ID: 648643
Weight: 19.91ct
Size: 25 x 18 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 11.47
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ID: 388102
Weight: 3.08ct (total)
Size: 4.6 x 4.6 mm
Clarity: VVS-VS
Content: 6 pcs
Price: $ 20.33
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ID: 599367
Weight: 5.23ct
Size: 12 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 25.06
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ID: 564608
Weight: 0.27ct
Size: 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 593.87
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ID: 733124
Weight: 3.49ct
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 31.54
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ID: 648644
Weight: 21.52ct
Size: 27 x 20 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 12.40
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ID: 724848
Weight: 40.86ct
Size: 28.5 x 20.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 147.10
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ID: 428450
Weight: 4.76ct
Size: 14 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 37.70
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ID: 594729
Weight: 1.01ct
Size: 5 x 5 mm (calibrated)
Clarity: SI
Price: $ 24.00
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ID: 398526
Weight: 3.22ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 19.32
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ID: 431549
Weight: 3.25ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 4 pcs
Price: $ 34.28
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ID: 405217
Weight: 6.73ct
Size: 14 x 10 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 47.44
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ID: 366663
Weight: 1.31ct
Size: 8.3 x 6.2 mm
Clarity: VS
Content: 1 pc
Price: $ 183.92
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ID: 712904
Weight: 1.35ct
Size: 7.4 x 6 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 32.40
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ID: 688620
Weight: 2.91ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 27.94
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ID: 715310
Weight: 0.92ct
Size: 7 x 5 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 441.60
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ID: 700140
Weight: 0.66ct
Size: 5 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 6.34
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ID: 435848
Weight: 2.96ct
Size: 10 x 8 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 19.54
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ID: 471340
Weight: 5.81ct
Size: 12.4 x 10.9 mm
Clarity: Translucent
Content: 1 pc
Price: $ 23.00
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ID: 696117
Weight: 41.83ct
Size: 34.8 x 28.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 28.61
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ID: 400669
Weight: 5.03ct (total)
Size: 8 x 8 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 33.20
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ID: 357706
Weight: 3.87ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 10 pcs
Price: $ 25.55
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ID: 499193
Weight: 2.15ct
Size: 12.1 x 5.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 425.70
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ID: 606462
Weight: 2.29ct
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 6.05
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ID: 635828
Weight: 3.49ct
Size: 11 x 8.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 17.93
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ID: 464449
Weight: 4.62ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VS
Content: 10 pcs
Price: $ 42.68
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ID: 627476
Weight: 1.24ct
Size: 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 22.80
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ID: 668347
Weight: 25.05ct
Size: 31.7 x 16.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 90.18
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ID: 623753
Weight: 3.82ct
Size: 14.3 x 8.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 64.85
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ID: 695445
Weight: 20.82ct
Size: 21.6 x 14.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 11.50
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ID: 609101
Weight: 4.96ct
Size: 12 x 10 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 45.83
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ID: 684859
Weight: 1.76ct
Size: 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 2.53
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ID: 485308
Weight: 4.14ct
Size: 12 x 12 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 21.86
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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

Very professional site

Posted By JR in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Good. I ts very user friendly.

Posted By Shalini in June, 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

Appreciated the selection. Jadeite is hard to find under $100. Website has alot of variety.

Posted By Jess in February, 2025
Source: Bizrate

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

Its been a long time since Ive made any purchases Im satisfied with the quality.

Posted By Hard Case in December, 2024
Source: Bizrate

Overall Rating -> 9 star ratings

the gems were smaller than I thought but I was at fault for not reading the complete discrimination

Posted By Tim 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

Very surprised how quick and efficient it was to checkout and pay. Also found exactly what I was looking for no issues.

Posted By Watson 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 -> 10 star ratings

Very professional site

Posted By JR in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Good. I ts very user friendly.

Posted By Shalini in June, 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

Appreciated the selection. Jadeite is hard to find under $100. Website has alot of variety.

Posted By Jess in February, 2025
Source: Bizrate

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

Its been a long time since Ive made any purchases Im satisfied with the quality.

Posted By Hard Case in December, 2024
Source: Bizrate

Overall Rating -> 9 star ratings

the gems were smaller than I thought but I was at fault for not reading the complete discrimination

Posted By Tim 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

Very surprised how quick and efficient it was to checkout and pay. Also found exactly what I was looking for no issues.

Posted By Watson 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