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

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ID: 555604
Weight: 1.22ct
Size: 7 x 4.8 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 32.21
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ID: 687567
Weight: 6.05ct
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 7.26
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ID: 712330
Weight: 12.94ct
Size: 18 x 13 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 34.48
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ID: 411821
Weight: 2.63ct (total)
Size: 5.7 x 4.1 mm
Clarity: VVS-VS
Content: 5 pcs
Price: $ 121.51
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ID: 445831
Weight: 2.54ct
Size: 8 x 7.7 mm
Clarity: VS
Content: 1 pc
Price: $ 121.27
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ID: 481424
Weight: 1.52ct
Size: 6.5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 43.68
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ID: 721599
Weight: 18.75ct
Size: 15.9 x 14.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 22.50
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ID: 696580
Weight: 46.39ct
Size: 37.1 x 12.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 5.57
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ID: 529159
Weight: 1.80ct
Size: 8.3 x 6.9 mm
Clarity: VS
Content: 1 pc
Price: $ 35.64
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ID: 710324
Weight: 1.40ct
Size: 7.4 x 5.5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 25.08
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ID: 627907
Weight: 1.02ct
Size: 5.5 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 18.76
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ID: 334242
Weight: 18.64ct
Size: 18 x 13 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 30.01
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ID: 646551
Weight: 0.53ct (total)
Size: 3.7 mm
Clarity: VS
Content: 2 pcs
Price: $ 13.25
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ID: 693335
Weight: 69.23ct
Size: 46.3 x 27 mm
Clarity: Opaque
Content: 1 pc
Price: $ 48.18
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ID: 479560
Weight: 2.54ct (total)
Size: 10 x 5 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 26.82
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ID: 350497
Weight: 3.25ct (total)
Size: 2.9 x 2.8 mm
Clarity: Transparent
Content: 30 pcs
Price: $ 74.21
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ID: 685507
Weight: 13.20ct
Size: 16.2 x 11.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 47.12
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ID: 554034
Weight: 21.57ct
Size: 15 x 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 26.18
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ID: 637055
Weight: 0.76ct
Size: 7.4 x 5.4 mm
Clarity: VVS
Content: 1 pc
Price: $ 40.13
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ID: 458097
Weight: 0.65ct
Size: 7.8 x 5.3 mm
Clarity: VS
Content: 1 pc
Price: $ 68.64
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ID: 359869
Weight: 25.09ct
Size: 22.2 x 16.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 66.24
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ID: 701070
Weight: 0.88ct
Size: 5.5 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 52.80
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ID: 690238
Weight: 30.62ct
Size: 33.2 x 15 mm
Clarity: Opaque
Content: 1 pc
Price: $ 50.40
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ID: 686029
Weight: 4.72ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 5.66
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ID: 567651
Weight: 1.11ct
Size: 7 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 7.33
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ID: 418237
Weight: 6.37ct
Size: 17.3 x 10.9 mm
Clarity: Translucent
Content: 1 pc
Price: $ 12.62
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ID: 630139
Weight: 4.02ct (total)
Size: 7 x 7 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 7.28
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ID: 474235
Weight: 1.70ct
Size: 7.8 x 5.2 mm
Clarity: Transparent
Content: 1 pc
Price: $ 7.40
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ID: 692454
Weight: 16.90ct
Size: 16 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 141.96
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ID: 513489
Weight: 4.29ct (total)
Size: 7 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 37.75
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ID: 725195
Weight: 1.39ct
Size: 17.7 x 3.2 mm
Clarity: VVS
Content: 1 pc
Price: $ 58.38
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ID: 505220
Weight: 2.08ct
Size: 9 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 19.22
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ID: 687977
Weight: 0.16ct (total)
Size: 2.7 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 318.40
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ID: 654819
Weight: 3.20ct
Size: 15 x 7 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 26.88
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ID: 594183
Weight: 1.00ct
Size: 5.3 x 5.2 mm
Clarity: SI
Content: 1 pc
Price: $ 21.60
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ID: 642619
Weight: 1.14ct
Size: 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 53.35
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ID: 526782
Weight: 4.86ct
Size: 12.8 x 10.7 mm
Clarity: Transparent
Content: 1 pc
Price: $ 8.34
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ID: 710770
Weight: 2.38ct
Size: 12 x 6 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 6.34
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ID: 672462
Weight: 10.22ct (total)
Size: 17.2 x 11.5 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 28.82
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ID: 474836
Weight: 23.76ct
Size: 29.4 x 21.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 31.37
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ID: 735194
Weight: 2.13ct
Size: 8.3 x 6.8 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 102.24
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ID: 734724
Weight: 2.83ct
Size: 10 x 8 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 99.05
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ID: 696601
Weight: 31.31ct
Size: 29.1 x 17.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 56.36
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ID: 705020
Weight: 1.63ct
Size: 10.9 x 7.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 48.90
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ID: 426749
Weight: 6.49ct (total)
Size: 9 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 29.99
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ID: 718669
Weight: 8.18ct
Size: 13.3 x 11.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 4.22
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ID: 640458
Weight: 0.90ct
Size: 5.6 x 5.1 mm
Clarity: Transparent
Content: 1 pc
Price: $ 5.94
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ID: 367154
Weight: 7.33ct
Size: 15.7 x 9.1 mm
Clarity: VVS
Content: 1 pc
Price: $ 49.84
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ID: 334929
Weight: 14.07ct
Size: 14 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 37.14
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ID: 724229
Weight: 55.50ct
Size: 22.4 x 19.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 65.94
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ID: 491837
Weight: 8.58ct (total)
Size: 7 x 7 mm (calibrated)
Clarity: Opaque
Content: 4 pcs
Price: $ 25.15
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ID: 610311
Weight: 17.27ct
Size: 21.1 x 17.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 16.40
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ID: 567468
Weight: 0.20ct (total)
Size: 2.8 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 391.61
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ID: 675188
Weight: 18.75ct
Size: 21.8 x 17.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 48.37
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ID: 480829
Weight: 2.44ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 4 pcs
Price: $ 22.55
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ID: 534198
Weight: 1.47ct
Size: 9 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 13.58
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ID: 376470
Weight: 2.41ct
Size: 7.9 x 6.8 mm
Clarity: Transparent/Translucent
Content: 1 pc
Price: $ 17.03
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ID: 673882
Weight: 7.63ct
Size: 15 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 118.92
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ID: 697079
Weight: 0.60ct (total)
Size: 3.7 mm
Clarity: VS-SI
Content: 2 pcs
Price: $ 12.96
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ID: 436944
Weight: 1.46ct
Size: 6.5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 38.54
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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

nothing but good. always have a great selection. I am a hobbyist and only collect. Great prices. I could take all day looking at a small percent of all the gemstone, fantastic

Posted By Steve m. in February, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

everything was fine

Posted By Marc in January, 2025
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 what I was looking for...had to look up millimeters to inches. It would be nice to see something, like a quarter, in the pix to show relative size. I plan on buy loose gemstones for every month in the calendar

Posted By TheP in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

excellent deals-excellent service-fair prices

Posted By JD in April, 2025
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

The website was nice and I bought some gems

Posted By Jay in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I love the quality, package and info of your gems.

Posted By Diana 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 -> 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

nothing but good. always have a great selection. I am a hobbyist and only collect. Great prices. I could take all day looking at a small percent of all the gemstone, fantastic

Posted By Steve m. in February, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

everything was fine

Posted By Marc in January, 2025
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 what I was looking for...had to look up millimeters to inches. It would be nice to see something, like a quarter, in the pix to show relative size. I plan on buy loose gemstones for every month in the calendar

Posted By TheP in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

excellent deals-excellent service-fair prices

Posted By JD in April, 2025
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

The website was nice and I bought some gems

Posted By Jay in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I love the quality, package and info of your gems.

Posted By Diana 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