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

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ID: 718146
Weight: 1.07ct
Size: 6 x 4.8 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 32.10
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ID: 647916
Weight: 31.93ct
Size: 37.1 x 23.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 38.32
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ID: 579580
Weight: 13.66ct
Size: 17.2 x 12.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 229.91
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ID: 476195
Weight: 5.65ct
Size: 14 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 39.68
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ID: 348545
Weight: 2.27ct
Size: 26.3 x 3.3 mm
Clarity: VVS
Content: 1 pc
Price: $ 68.10
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ID: 658711
Weight: 24.94ct
Size: 17.8 x 17.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 36.52
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ID: 450392
Weight: 6.16ct
Size: 14.1 x 10.6 mm
Clarity: VVS
Content: 1 pc
Price: $ 56.92
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ID: 706921
Weight: 2.46ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 5.90
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ID: 436168
Weight: 6.32ct (total)
Size: 10 x 7 mm (calibrated)
Clarity: Translucent
Content: 3 pcs
Price: $ 20.53
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ID: 433704
Weight: 5.03ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: VVS
Content: 2 pcs
Price: $ 33.20
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ID: 439313
Weight: 5.10ct
Size: 10 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 316.40
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ID: 480828
Weight: 2.42ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 4 pcs
Price: $ 22.36
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ID: 437978
Weight: 2.26ct
Size: 8.1 x 7.3 mm
Clarity: VS
Content: 1 pc
Price: $ 104.41
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ID: 408751
Weight: 7.29ct
Size: 13 mm (calibrated)
Clarity: VVS
Price: $ 14.92
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ID: 658415
Weight: 10.88ct
Size: 24.8 x 15 mm
Clarity: Opaque
Content: 1 pc
Price: $ 39.17
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ID: 273242
Weight: 23.44ct
Size: 20.4 x 19.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 61.88
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ID: 580124
Weight: 2.58ct
Size: 9 x 7 mm (calibrated)
Clarity: SI-I1
Content: 1 pc
Price: $ 68.11
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ID: 673900
Weight: 8.49ct
Size: 16.4 x 10.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 152.82
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ID: 341902
Weight: 4.57ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 10 pcs
Price: $ 44.34
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ID: 367707
Weight: 6.52ct
Size: 14 x 9 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 43.98
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ID: 458028
Weight: 3.94ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 4 pcs
Price: $ 36.41
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ID: 650869
Weight: 3.78ct
Size: 12 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 24.04
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ID: 555389
Weight: 0.95ct
Size: 8.8 x 6.7 mm
Clarity: Transparent
Content: 1 pc
Price: $ 36.00
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ID: 372679
Weight: 4.90ct (total)
Size: 9 x 4.5 mm
Clarity: VS
Content: 5 pcs
Price: $ 38.81
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ID: 727305
Weight: 0.36ct
Size: 7 x 5 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 9.00
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ID: 391886
Weight: 53.84ct
Size: 33.3 x 28.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 64.61
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ID: 480817
Weight: 3.30ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: Translucent
Content: 8 pcs
Price: $ 25.41
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ID: 687040
Weight: 6.12ct
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 7.34
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ID: 674834
Weight: 13.77ct
Size: 25.9 x 22.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 23.14
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ID: 714014
Weight: 0.45ct
Size: 4.3 mm
Clarity: SI
Content: 1 pc
Price: $ 13.50
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ID: 706775
Weight: 2.46ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 5.90
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ID: 724768
Weight: 1.08ct
Size: 10 x 5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 32.40
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ID: 732207
Weight: 0.84ct
Size: 8.1 x 5.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 32.26
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ID: 314620
Weight: 3.33ct (total)
Size: 3.2 x 3.1 mm
Clarity: Transparent
Content: 20 pcs
Price: $ 67.93
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ID: 721040
Weight: 0.47ct
Size: 8 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 3.95
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ID: 583879
Weight: 10.15ct
Size: 23.3 x 9.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 95.93
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ID: 674252
Weight: 1.09ct
Size: 9.1 x 6.6 mm
Clarity: Transparent
Content: 1 pc
Price: $ 45.78
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ID: 718664
Weight: 2.45ct
Size: 9.4 x 7.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 1.05
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ID: 449736
Weight: 4.26ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 28.12
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ID: 710322
Weight: 0.86ct
Size: 6.3 x 4.7 mm
Clarity: VS
Content: 1 pc
Price: $ 15.41
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ID: 392979
Weight: 8.58ct (total)
Size: 12 x 8 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 56.63
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ID: 457279
Weight: 1.75ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 16.18
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ID: 613273
Weight: 22.77ct (total)
Size: 16 x 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 83.24
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ID: 550743
Weight: 6.76ct (total)
Size: 11 x 9 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 44.62
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ID: 600713
Weight: 2.65ct
Size: 9.5 x 9.4 mm
Clarity: VVS
Content: 1 pc
Price: $ 17.50
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ID: 364097
Weight: 16.90ct
Size: 22.1 x 16.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 44.62
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ID: 712900
Weight: 1.71ct
Size: 8.1 x 6.5 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 41.04
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ID: 707866
Weight: 7.31ct
Size: 17.2 x 9.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 52.63
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ID: 344925
Weight: 20.50ct
Size: 21.1 x 15.6 mm
Clarity: Transparent/Translucent
Content: 1 pc
Price: $ 36.54
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ID: 664128
Weight: 2.94ct
Size: 9.4 x 7.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 14.11
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ID: 449431
Weight: 1.79ct
Size: 17.8 x 3.3 mm
Clarity: VVS
Content: 1 pc
Price: $ 70.88
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ID: 724301
Weight: 3.45ct (total)
Size: 8 mm (calibrated)
Clarity: VVS
Content: 2 pcs
Price: $ 33.12
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ID: 685840
Weight: 1.28ct
Size: 7.5 x 6.1 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 23.57
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ID: 718833
Weight: 3.99ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 119.70
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ID: 715523
Weight: 0.93ct
Size: 12.3 x 3.5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 59.15
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ID: 706911
Weight: 2.17ct
Size: 8 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 5.21
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ID: 693800
Weight: 4.42ct
Size: 11.3 x 8 mm
Clarity: VVS
Content: 1 pc
Price: $ 146.54
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ID: 471778
Weight: 9.75ct
Size: 14.6 x 10.7 mm
Clarity: Translucent
Content: 1 pc
Price: $ 2,574.00
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ID: 644270
Weight: 1.17ct
Size: 6.7 x 4.7 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 28.08
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ID: 736776
Weight: 4.43ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 199.35
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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

Helpselect accomplished all personal growth goals

Posted By Mike in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I was looking for a site with every type of gem I could want for setting in luxury blades and assumed I would need to look outside the US, but GemSelect made it easy to get everything I wanted without leaving the house! Wide enough selection that I do not feel the need to look elsewhere and pricing the same.

Posted By Razormane in April, 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

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

Posted By Ibie in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I'm happy.

Posted By Ray in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I love gemstones. My father was a jeweler & I used to shop for stones for him.

Posted By Andie in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Good. I ts very user friendly.

Posted By Shalini in June, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

Love the ease of access. Easy to find what you are looking for, and fair pricing.

Posted By NickBehnke in October, 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

Helpselect accomplished all personal growth goals

Posted By Mike in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I was looking for a site with every type of gem I could want for setting in luxury blades and assumed I would need to look outside the US, but GemSelect made it easy to get everything I wanted without leaving the house! Wide enough selection that I do not feel the need to look elsewhere and pricing the same.

Posted By Razormane in April, 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

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

Posted By Ibie in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I'm happy.

Posted By Ray in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I love gemstones. My father was a jeweler & I used to shop for stones for him.

Posted By Andie in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Good. I ts very user friendly.

Posted By Shalini in June, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

Love the ease of access. Easy to find what you are looking for, and fair pricing.

Posted By NickBehnke in October, 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