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

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ID: 458621
Weight: 4.58ct
Size: 15 x 10 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 42.32
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ID: 722828
Weight: 0.53ct
Size: 5.2 x 5 mm
Clarity: VS
Content: 1 pc
Price: $ 15.90
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ID: 637737
Weight: 1.92ct
Size: 9 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 17.86
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ID: 349001
Weight: 2.14ct
Size: 24.5 x 3.6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 70.62
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ID: 470297
Weight: 87.25ct
Size: 31.8 x 25.2 mm
Clarity: VVS
Content: 1 pc
Price: $ 143.96
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ID: 736364
Weight: 0.10ct
Size: 2.7 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 32.71
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ID: 718165
Weight: 0.70ct
Size: 5 x 4 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 21.00
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ID: 499938
Weight: 13.18ct
Size: 17.5 x 15 mm
Clarity: Transparent
Content: 1 pc
Price: $ 86.99
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ID: 682526
Weight: 28.39ct
Size: 21.7 x 18 mm
Clarity: Opaque
Content: 1 pc
Price: $ 170.34
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ID: 465512
Weight: 4.58ct
Size: 10.9 x 5.7 mm
Clarity: VS
Content: 1 pc
Price: $ 37.00
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ID: 605447
Weight: 20.80ct (total)
Size: 19.4 x 11.3 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 32.39
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ID: 712765
Weight: 7.51ct (total)
Size: 14 x 7 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 20.00
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ID: 635164
Weight: 2.06ct
Size: 8 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 54.38
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ID: 664607
Weight: 1.15ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 12.42
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ID: 385564
Weight: 4.73ct
Size: 12 x 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 30.72
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ID: 693489
Weight: 6.97ct
Size: 12.4 x 8.6 mm
Clarity: VS
Content: 1 pc
Price: $ 231.10
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ID: 433974
Weight: 27.71ct
Size: 30 x 22 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 36.58
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ID: 659895
Weight: 6.64ct
Size: 18.8 x 8.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 20.71
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ID: 712760
Weight: 7.44ct (total)
Size: 14 x 7 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 19.82
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ID: 691513
Weight: 26.52ct
Size: 27 x 20 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 25.78
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ID: 341696
Weight: 4.17ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 10 pcs
Price: $ 40.46
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ID: 471549
Weight: 1.84ct (total)
Size: 5 x 4 mm (calibrated)
Clarity: VS
Content: 4 pcs
Price: $ 242.88
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ID: 393440
Weight: 5.01ct
Size: 10.5 x 10.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 33.07
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ID: 716382
Weight: 1.26ct
Size: 11.8 x 3.7 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 80.14
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ID: 546474
Weight: 3.02ct
Size: 9 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 23.92
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ID: 647373
Weight: 1.21ct
Size: 7.4 x 5.6 mm
Clarity: VS
Content: 1 pc
Price: $ 27.59
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ID: 714219
Weight: 0.66ct
Size: 5 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 19.80
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ID: 639730
Weight: 0.52ct
Size: 4.3 x 4.3 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 3.64
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ID: 716404
Weight: 0.31ct
Size: 4.7 x 4.6 mm
Clarity: VVS
Content: 1 pc
Price: $ 19.72
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ID: 692371
Weight: 9.50ct
Size: 14.4 x 12.5 mm
Clarity: Translucent
Content: 1 pc
Price: $ 22.80
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ID: 726811
Weight: 0.76ct
Size: 8.1 x 4.1 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 13.68
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ID: 724883
Weight: 0.83ct
Size: 15 x 2.6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 34.86
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ID: 416169
Weight: 1.10ct
Size: 11.4 x 3.3 mm
Clarity: VS
Content: 1 pc
Price: $ 34.85
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ID: 711701
Weight: 0.85ct
Size: 6.3 x 5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 16.97
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ID: 662021
Weight: 1.06ct
Size: 9 x 6 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 2.56
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ID: 590862
Weight: 25.25ct
Size: 24.9 x 15.6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 166.66
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ID: 534763
Weight: 1.56ct
Size: 7 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 12.36
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ID: 324724
Weight: 3.53ct (total)
Size: 8.7 x 7.3 mm
Clarity: Transparent/Translucent
Content: 2 pcs
Price: $ 11.64
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ID: 721152
Weight: 17.46ct
Size: 18.8 x 15.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 20.95
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ID: 672062
Weight: 10.23ct
Size: 14 x 11.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 61.38
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ID: 706950
Weight: 1.44ct
Size: 9.8 x 5.5 mm
Clarity: Translucent
Content: 1 pc
Price: $ 3.46
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ID: 636442
Weight: 1.72ct
Size: 9 x 9 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 45.41
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ID: 363804
Weight: 34.46ct
Size: 32.6 x 22.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 55.04
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ID: 688164
Weight: 3.12ct
Size: 10 x 8 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 3.74
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ID: 718035
Weight: 0.63ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 18.90
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ID: 598623
Weight: 1.28ct
Size: 7 x 5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 25.34
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ID: 650205
Weight: 10.43ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 7.38
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ID: 675714
Weight: 4.67ct (total)
Size: 12.4 x 7.6 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 13.28
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ID: 516722
Weight: 1.76ct
Size: 9 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 162.62
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ID: 487909
Weight: 29.59ct
Size: 22.6 x 18.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 21.88
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ID: 418467
Weight: 12.21ct
Size: 17.6 x 12.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 24.18
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ID: 730207
Weight: 0.74ct
Size: 7.3 x 3.7 mm
Clarity: SI
Content: 1 pc
Price: $ 44.40
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ID: 674168
Weight: 12.42ct
Size: 21.9 x 10 mm
Clarity: Transparent
Content: 1 pc
Price: $ 223.56
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ID: 487768
Weight: 33.81ct
Size: 29.1 x 25.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 24.98
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ID: 472439
Weight: 23.33ct
Size: 21 x 15.9 mm
Clarity: Translucent
Content: 1 pc
Price: $ 215.57
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ID: 456761
Weight: 1.75ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 16.18
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ID: 719346
Weight: 4.79ct
Size: 9.7 x 8.6 mm
Clarity: Transparent
Content: 1 pc
Price: $ 143.70
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ID: 484334
Weight: 4.79ct (total)
Size: 7.9 x 5.7 mm
Clarity: VS
Content: 4 pcs
Price: $ 63.23
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ID: 383537
Weight: 1.76ct
Size: 17.3 x 3.4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 44.57
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ID: 704400
Weight: 0.66ct
Size: 10.1 x 3.2 mm
Clarity: VVS
Content: 1 pc
Price: $ 21.70
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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 -> 8 star ratings

Loved the lot buy options

Posted By BDG in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I searched for the size, dimensions and quality of the stones I was looking for and then compared and ordered.

Posted By Tim in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I love the gems and your website, every time I want to buy I usually spend between 6 and 8 hours on your website.

Posted By Bryan De David in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I love Gem Select! When you order what you see is what you get. As soon as you make payment that particular gem is taken off the photo album. That way the one you select is a one of that kind.

Posted By Desertchick in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

It was easy and to the point

Posted By Victorius in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

looked at pink stones and at sapphires bought some sapphires. I love looking and collecting gemstones. .

Posted By Steven M. in February, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

I love the gems!

Posted By MM in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I love browsing the site and everything is easy to find. There is just so much I get lost for hours. Sometimes I wish there were videos of some gems, but other than that I love shopping with GemSelect and I have referred the site to many people many times. I work in the jewelry industry myself and I love to show off what Ive had made with my gems from GemSelect! Thank you

Posted By Antennaesglow in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

excellent deals-excellent service-fair prices

Posted By JD in April, 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 -> 8 star ratings

Loved the lot buy options

Posted By BDG in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I searched for the size, dimensions and quality of the stones I was looking for and then compared and ordered.

Posted By Tim in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I love the gems and your website, every time I want to buy I usually spend between 6 and 8 hours on your website.

Posted By Bryan De David in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I love Gem Select! When you order what you see is what you get. As soon as you make payment that particular gem is taken off the photo album. That way the one you select is a one of that kind.

Posted By Desertchick in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

It was easy and to the point

Posted By Victorius in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

looked at pink stones and at sapphires bought some sapphires. I love looking and collecting gemstones. .

Posted By Steven M. in February, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

I love the gems!

Posted By MM in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I love browsing the site and everything is easy to find. There is just so much I get lost for hours. Sometimes I wish there were videos of some gems, but other than that I love shopping with GemSelect and I have referred the site to many people many times. I work in the jewelry industry myself and I love to show off what Ive had made with my gems from GemSelect! Thank you

Posted By Antennaesglow in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

excellent deals-excellent service-fair prices

Posted By JD in April, 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