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

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ID: 712896
Weight: 4.55ct
Size: 12 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 65.52
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ID: 573115
Weight: 0.80ct
Size: 9.5 x 6.2 mm
Clarity: Translucent
Content: 1 pc
Price: $ 31.68
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ID: 736611
Weight: 1.86ct
Size: 9.8 x 8.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 13.02
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ID: 430724
Weight: 1.28ct
Size: 7 x 4.7 mm
Clarity: VVS
Content: 1 pc
Price: $ 42.24
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ID: 732486
Weight: 6.55ct (total)
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 59.18
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ID: 313682
Weight: 2.07ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VS-SI
Content: 5 pcs
Price: $ 122.96
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ID: 348662
Weight: 4.13ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VS
Content: 10 pcs
Price: $ 38.16
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ID: 410356
Weight: 5.56ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 36.70
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ID: 493936
Weight: 6.17ct
Size: 10.6 x 8.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 8.08
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ID: 551052
Weight: 1.30ct
Size: 7 x 5 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 4.90
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ID: 674139
Weight: 11.13ct
Size: 19.4 x 11.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 200.34
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ID: 668969
Weight: 12.08ct
Size: 16.7 x 13.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 72.48
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ID: 728179
Weight: 2.61ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 6.26
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ID: 491574
Weight: 40.08ct (total)
Size: 16 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 47.09
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ID: 550615
Weight: 2.81ct
Size: 10 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 25.97
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ID: 696602
Weight: 12.40ct
Size: 17.4 x 11.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 22.32
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ID: 713684
Weight: 1.84ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 30.91
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ID: 510773
Weight: 0.73ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 41.44
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ID: 704499
Weight: 25.64ct
Size: 37.3 x 9.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 6.16
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ID: 418552
Weight: 4.86ct
Size: 14 x 9 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 25.66
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ID: 708278
Weight: 7.52ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 7.22
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ID: 737381
Weight: 2.33ct
Size: 9 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 104.85
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ID: 710339
Weight: 4.96ct
Size: 11.6 x 8.9 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 157.73
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ID: 513470
Weight: 1.04ct
Size: 6.5 x 4.9 mm
Clarity: VVS
Content: 1 pc
Price: $ 90.08
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ID: 544431
Weight: 0.70ct
Size: 6.3 x 4.6 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 36.96
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ID: 712892
Weight: 4.48ct
Size: 13 x 10.1 mm
Clarity: Translucent
Content: 1 pc
Price: $ 64.51
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ID: 718478
Weight: 35.49ct
Size: 30.6 x 24.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 127.76
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ID: 369515
Weight: 8.09ct
Size: 12 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 34.60
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ID: 497580
Weight: 2.48ct
Size: 9.3 x 7.6 mm
Clarity: VS
Content: 1 pc
Price: $ 65.47
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ID: 637736
Weight: 1.89ct
Size: 9 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 17.58
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ID: 548390
Weight: 14.33ct (total)
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 53.72
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ID: 692443
Weight: 13.96ct
Size: 16 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 117.26
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ID: 645823
Weight: 7.90ct
Size: 22.8 x 8.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 24.65
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ID: 720548
Weight: 0.98ct
Size: 6.1 x 4.6 mm
Clarity: VVS
Content: 1 pc
Price: $ 94.33
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ID: 559062
Weight: 2.05ct
Size: 7 x 7 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 42.08
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ID: 548026
Weight: 1.57ct
Size: 6 x 6 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 31.81
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ID: 699842
Weight: 1.04ct
Size: 6.2 x 5.5 mm
Clarity: VS
Content: 1 pc
Price: $ 44.81
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ID: 621739
Weight: 2.85ct
Size: 9.1 x 7.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 40.36
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ID: 572434
Weight: 12.94ct (total)
Size: 15.2 x 10.9 mm
Clarity: VVS
Content: 2 pcs
Price: $ 42.70
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ID: 603057
Weight: 5.25ct
Size: 11 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 69.30
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ID: 522647
Weight: 28.27ct
Size: 30 x 22 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 28.74
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ID: 319959
Weight: 1.26ct
Size: 10 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 74.84
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ID: 671199
Weight: 14.72ct
Size: 23.3 x 16.4 mm
Clarity: Translucent
Content: 1 pc
Price: $ 37.98
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ID: 463858
Weight: 8.71ct
Size: 15 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 17.26
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ID: 478426
Weight: 0.69ct
Size: 6.4 x 4.4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 29.18
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ID: 408172
Weight: 10.15ct
Size: 13 x 13 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 23.99
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ID: 690778
Weight: 1.06ct
Size: 6 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 63.60
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ID: 691445
Weight: 0.62ct
Size: 4.7 x 4.5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 52.08
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ID: 678865
Weight: 2.85ct
Size: 10 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 23.94
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ID: 706944
Weight: 1.98ct
Size: 8 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 4.75
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ID: 727031
Weight: 1.71ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 51.30
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ID: 528887
Weight: 14.13ct
Size: 14 x 14 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 20.33
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ID: 495778
Weight: 1.53ct
Size: 6.9 x 6.6 mm
Clarity: VVS
Content: 1 pc
Price: $ 94.52
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ID: 401778
Weight: 2.40ct (total)
Size: 4.5 mm (calibrated)
Clarity: VS
Content: 4 pcs
Price: $ 81.84
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ID: 414558
Weight: 8.63ct
Size: 12 x 12 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 56.96
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ID: 564697
Weight: 23.71ct (total)
Size: 21 x 14 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 54.14
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ID: 600430
Weight: 19.11ct (total)
Size: 16 x 12 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 85.51
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ID: 366563
Weight: 1.07ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 150.24
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ID: 567802
Weight: 6.95ct
Size: 13 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 21.01
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ID: 724783
Weight: 1.67ct (total)
Size: 10 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 50.10
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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

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

I always enjoy the selection and the unique cuts I can find here. I would love to see more hex cuts tho! Maybe some rose cuts too!

Posted By Blkfower83 in October, 2024
Source: Bizrate

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

Loved everything. High quality, quick shipping, and authentication included.

Posted By Chris in March, 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 -> 10 star ratings

I enjoy doing buisness with GemSelect. It is always a pleasure and you get what you ordered!

Posted By Ballpark in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I just bought some mystic quartz. Checkout was smooth and pleasant

Posted By Jay in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I found the website easy to work with. The gemstones are lovely.

Posted By Sophie-Tiger in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Im not a jeweler, I buy for my personal use. My dad was a jewelry maker and I love gemstones.

Posted By Andie in September, 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

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

I always enjoy the selection and the unique cuts I can find here. I would love to see more hex cuts tho! Maybe some rose cuts too!

Posted By Blkfower83 in October, 2024
Source: Bizrate

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

Loved everything. High quality, quick shipping, and authentication included.

Posted By Chris in March, 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 -> 10 star ratings

I enjoy doing buisness with GemSelect. It is always a pleasure and you get what you ordered!

Posted By Ballpark in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I just bought some mystic quartz. Checkout was smooth and pleasant

Posted By Jay in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I found the website easy to work with. The gemstones are lovely.

Posted By Sophie-Tiger in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Im not a jeweler, I buy for my personal use. My dad was a jewelry maker and I love gemstones.

Posted By Andie in September, 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