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

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ID: 475668
Weight: 6.51ct
Size: 16 x 12 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 54.68
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ID: 560343
Weight: 4.43ct
Size: 12 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 40.93
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ID: 671599
Weight: 4.15ct
Size: 9.6 x 9.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 34.86
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ID: 206473
Weight: 2.31ct (total)
Size: 4 mm (calibrated)
Clarity: VS-SI
Content: 9 pcs
Price: $ 137.22
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ID: 395053
Weight: 3.13ct
Size: 9 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 20.66
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ID: 682701
Weight: 0.57ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 10.26
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ID: 604524
Weight: 21.84ct
Size: 32 x 17.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 23.06
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ID: 463299
Weight: 1.36ct
Size: 7 x 4.8 mm
Clarity: VVS
Content: 1 pc
Price: $ 26.93
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ID: 590244
Weight: 1.29ct
Size: 6 x 6 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 24.31
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ID: 705807
Weight: 0.83ct
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Price: $ 6.97
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ID: 477689
Weight: 3.52ct
Size: 10 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 24.72
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ID: 519135
Weight: 1.95ct
Size: 9 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 180.18
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ID: 409673
Weight: 7.52ct (total)
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 35.84
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ID: 495360
Weight: 2.84ct
Size: 9.6 x 7.8 mm
Clarity: VS
Content: 1 pc
Price: $ 60.88
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ID: 431790
Weight: 2.81ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 4 pcs
Price: $ 29.64
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ID: 700713
Weight: 0.56ct
Size: 5 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 33.60
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ID: 694209
Weight: 0.83ct
Size: 10.9 x 3.4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 24.90
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ID: 735767
Weight: 27.29ct
Size: 29.7 x 17.1 mm
Clarity: Translucent
Content: 1 pc
Price: $ 22.60
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ID: 693753
Weight: 47.12ct
Size: 31.6 x 22.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 32.80
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ID: 458288
Weight: 1.14ct (total)
Size: 4.3 x 3.4 mm
Clarity: VS
Content: 4 pcs
Price: $ 150.48
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ID: 668696
Weight: 0.59ct
Size: 5 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 566.40
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ID: 447763
Weight: 40.92ct
Size: 36.1 x 23 mm
Clarity: Opaque
Content: 1 pc
Price: $ 54.01
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ID: 554325
Weight: 1.38ct
Size: 9 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 52.30
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ID: 721185
Weight: 1.51ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 12.68
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ID: 563566
Weight: 1.04ct
Size: 7 x 5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 23.34
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ID: 731991
Weight: 0.84ct
Size: 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 32.26
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ID: 511318
Weight: 1.95ct
Size: 8.5 x 6.2 mm
Clarity: VS
Content: 1 pc
Price: $ 36.44
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ID: 521353
Weight: 8.13ct
Size: 16 x 12 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 64.39
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ID: 664114
Weight: 1.33ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 11.17
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ID: 637014
Weight: 2.98ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 65.54
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ID: 546202
Weight: 1.22ct
Size: 6 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 87.17
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ID: 634639
Weight: 0.92ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 16.56
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ID: 648661
Weight: 7.68ct (total)
Size: 12 x 8 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 11.52
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ID: 648826
Weight: 5.33ct
Size: 15.5 x 10.9 mm
Clarity: VVS
Content: 1 pc
Price: $ 44.77
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ID: 390009
Weight: 0.81ct
Size: 10.2 x 4.6 mm
Clarity: VS
Content: 1 pc
Price: $ 34.98
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ID: 464469
Weight: 4.00ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VS
Content: 10 pcs
Price: $ 36.96
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ID: 430046
Weight: 3.28ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 3 pcs
Price: $ 64.94
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ID: 394958
Weight: 4.66ct (total)
Size: 7.6 x 5.7 mm
Clarity: VS
Content: 4 pcs
Price: $ 85.08
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ID: 384367
Weight: 1.08ct
Size: 17.6 x 2.7 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 27.50
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ID: 465772
Weight: 7.46ct
Size: 13 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 14.77
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ID: 550583
Weight: 19.32ct (total)
Size: 22.9 x 11.9 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 29.06
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ID: 566525
Weight: 0.72ct
Size: 6.2 x 4.2 mm
Clarity: SI-I1
Content: 1 pc
Price: $ 18.06
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ID: 640576
Weight: 1.17ct
Size: 6.7 x 5.6 mm
Clarity: Transparent
Content: 1 pc
Price: $ 7.73
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ID: 409435
Weight: 11.00ct (total)
Size: 14 x 10 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 52.42
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ID: 636913
Weight: 0.75ct
Size: 7.8 x 5.7 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 39.60
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ID: 675011
Weight: 2.91ct
Size: 10 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 24.44
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ID: 732057
Weight: 0.57ct
Size: 5 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 13.68
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ID: 501261
Weight: 5.99ct
Size: 12 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 55.34
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ID: 427449
Weight: 2.33ct (total)
Size: 9 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 18.46
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ID: 478002
Weight: 5.94ct
Size: 16 x 12 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 54.41
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ID: 333703
Weight: 2.48ct (total)
Size: 3 x 3 mm (calibrated)
Clarity: Transparent
Content: 20 pcs
Price: $ 85.12
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ID: 719465
Weight: 0.65ct
Size: 5.2 x 4.2 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 11.70
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ID: 678141
Weight: 0.24ct
Size: 3.2 x 2.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 144.00
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ID: 636160
Weight: 6.20ct
Size: 22.9 x 7.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 52.08
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ID: 433745
Weight: 5.09ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: VVS
Content: 2 pcs
Price: $ 33.60
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ID: 570396
Weight: 1.58ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 37.54
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ID: 451559
Weight: 4.90ct (total)
Size: 2.2 mm (calibrated)
Clarity: VS
Content: 100 pcs
Price: $ 235.20
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ID: 437494
Weight: 1.77ct
Size: 7 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 46.73
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ID: 437797
Weight: 2.14ct
Size: 7.5 x 7.4 mm
Clarity: VS
Content: 1 pc
Price: $ 98.87
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ID: 453733
Weight: 3.24ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 29.94
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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

Good. I ts very user friendly.

Posted By Shalini in June, 2025
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 -> 10 star ratings

Excellent selection and easy to use, well done site

Posted By Steph in December, 2024
Source: Bizrate

Overall Rating -> 8 star ratings

great experience

Posted By T in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Love beauty, color, quality, and price of these gems. Personal projects and will come here soon and everytime.

Posted By Darkstar in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very fast navigation and purchase, which is good. I need to strike while the iron is hot.

Posted By Tim G. in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

First time so this is an experiment! Shopping is so fun on this site, though!

Posted By Gem Delight in March, 2025
Source: Bizrate

Overall Rating -> 7 star ratings

Okay thank you.

Posted By Bepc61 in March, 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

Good. I ts very user friendly.

Posted By Shalini in June, 2025
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 -> 10 star ratings

Excellent selection and easy to use, well done site

Posted By Steph in December, 2024
Source: Bizrate

Overall Rating -> 8 star ratings

great experience

Posted By T in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Love beauty, color, quality, and price of these gems. Personal projects and will come here soon and everytime.

Posted By Darkstar in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very fast navigation and purchase, which is good. I need to strike while the iron is hot.

Posted By Tim G. in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

First time so this is an experiment! Shopping is so fun on this site, though!

Posted By Gem Delight in March, 2025
Source: Bizrate

Overall Rating -> 7 star ratings

Okay thank you.

Posted By Bepc61 in March, 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