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

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ID: 691095
Weight: 8.83ct
Size: 12.8 x 9.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 11.02
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ID: 347560
Weight: 21.34ct
Size: 30 x 22 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 112.68
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ID: 383618
Weight: 33.11ct
Size: 30 x 22 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 59.59
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ID: 565086
Weight: 0.18ct (total)
Size: 3 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 394.02
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ID: 550365
Weight: 1.63ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 12.26
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ID: 708657
Weight: 1.51ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 31.19
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ID: 717020
Weight: 6.31ct
Size: 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 12.04
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ID: 640575
Weight: 1.36ct
Size: 6.6 x 5.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 8.98
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ID: 557823
Weight: 3.52ct
Size: 9.5 mm (calibrated)
Clarity: VVS-VS
Price: $ 37.32
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ID: 712545
Weight: 5.28ct
Size: 15.7 x 7.4 mm
Clarity: Translucent
Content: 1 pc
Price: $ 14.06
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ID: 534170
Weight: 2.15ct
Size: 9 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 14.02
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ID: 699596
Weight: 48.70ct
Size: 28.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 26.30
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ID: 694927
Weight: 27.65ct
Size: 18 x 17.3 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 191.11
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ID: 595162
Weight: 22.35ct (total)
Size: 25.6 x 13 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 59.00
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ID: 724818
Weight: 0.75ct
Size: 8.9 x 3.4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 31.50
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ID: 472683
Weight: 10.30ct
Size: 20.1 x 11.1 mm
Clarity: Translucent
Content: 1 pc
Price: $ 14.28
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ID: 662903
Weight: 1.30ct
Size: 6.5 x 5.3 mm
Clarity: Transparent
Content: 1 pc
Price: $ 7.80
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ID: 465500
Weight: 4.05ct
Size: 14 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 35.45
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ID: 637196
Weight: 0.97ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 51.22
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ID: 418411
Weight: 13.40ct
Size: 16 x 12 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 26.53
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ID: 500131
Weight: 1.77ct
Size: 11.9 x 5.9 mm
Clarity: VS
Content: 1 pc
Price: $ 16.36
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ID: 638588
Weight: 87.56ct
Size: 29.9 x 24.9 mm
Clarity: IF
Content: 1 pc
Price: $ 735.50
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ID: 643664
Weight: 2.74ct
Size: 9.5 x 7.5 mm
Clarity: VVS
Content: 1 pc
Price: $ 23.02
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ID: 554598
Weight: 33.01ct
Size: 20.2 x 17 mm
Clarity: Opaque
Content: 1 pc
Price: $ 40.09
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ID: 619972
Weight: 8.80ct
Size: 14 x 14 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 44.48
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ID: 671950
Weight: 1.55ct
Size: 8 x 6 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 37.20
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ID: 712678
Weight: 2.77ct
Size: 10 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 7.38
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ID: 720523
Weight: 1.67ct
Size: 7.6 x 7 mm
Clarity: SI
Content: 1 pc
Price: $ 120.24
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ID: 622765
Weight: 0.81ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 13.61
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ID: 722769
Weight: 1.27ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 38.10
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ID: 713423
Weight: 0.71ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 11.93
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ID: 661967
Weight: 1.73ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 4.18
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ID: 724957
Weight: 0.88ct
Size: 5.5 x 4.4 mm
Clarity: VS
Content: 1 pc
Price: $ 36.96
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ID: 603885
Weight: 38.72ct
Size: 31.2 x 28.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 40.90
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ID: 725726
Weight: 0.45ct
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 4.32
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ID: 567152
Weight: 4.76ct
Size: 11 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 14.39
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ID: 428573
Weight: 3.21ct (total)
Size: 8 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 8.47
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ID: 671012
Weight: 12.91ct
Size: 20 x 15 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 33.31
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ID: 716060
Weight: 13.56ct
Size: 16 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 130.18
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ID: 710498
Weight: 6.02ct
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 3.97
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ID: 727350
Weight: 0.42ct
Size: 7 x 5 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 12.60
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ID: 662840
Weight: 4.83ct
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 11.59
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ID: 462470
Weight: 4.37ct
Size: 11 mm (calibrated)
Clarity: VVS-VS
Price: $ 34.61
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ID: 359208
Weight: 4.02ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 10 pcs
Price: $ 26.53
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ID: 491668
Weight: 7.58ct (total)
Size: 7 x 7 mm (calibrated)
Clarity: Opaque
Content: 4 pcs
Price: $ 22.21
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ID: 540019
Weight: 0.98ct (total)
Size: 6.2 x 4.3 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 10.34
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ID: 571180
Weight: 0.94ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 8.69
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ID: 545770
Weight: 1.31ct
Size: 7 x 7 mm (calibrated)
Clarity: VS
Price: $ 8.65
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ID: 463341
Weight: 5.01ct
Size: 14 x 10 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 39.68
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ID: 643781
Weight: 1.43ct
Size: 9 x 6 mm (calibrated)
Clarity: VVS
Price: $ 12.01
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ID: 475224
Weight: 1.61ct
Size: 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 14.88
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ID: 382230
Weight: 4.57ct (total)
Size: 3.5 mm (calibrated)
Clarity: VS
Content: 30 pcs
Price: $ 242.08
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ID: 690776
Weight: 1.36ct
Size: 5.9 x 5.6 mm
Clarity: SI-I1
Content: 1 pc
Price: $ 81.60
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ID: 731117
Weight: 6.12ct
Size: 11.5 x 8.8 mm
Clarity: VVS
Content: 1 pc
Price: $ 183.60
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ID: 692631
Weight: 85.13ct
Size: 28 x 27.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 35.76
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ID: 707987
Weight: 11.07ct
Size: 20 x 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 10.63
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ID: 537744
Weight: 1.22ct
Size: 10 x 4 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 111.12
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ID: 570188
Weight: 2.00ct
Size: 7 x 7 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 47.52
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ID: 500124
Weight: 1.39ct
Size: 12.1 x 5.8 mm
Clarity: VS
Price: $ 11.68
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ID: 551151
Weight: 34.79ct (total)
Size: 22.6 x 16.1 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 52.36
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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

Had no difficulty with the website. The only difficulty I had today was making the choice of what I wanted to purchase. There are just so many delicious stones to choose from!!

Posted By Desertchick in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I found exactly what I was looking for and ordered it. I like how you give information on the stones I'm buying. Glad I found you!

Posted By TheP in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very professional site

Posted By JR in January, 2025
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 -> 9 star ratings

I wish there were options for jewelry settings

Posted By Tim in May, 2025
Source: Bizrate

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 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

It was very good and concise.

Posted By Whydothey in August, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Easy to conduct search, good amount of stock to select from along with variety of prices.

Posted By Que in June, 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

Had no difficulty with the website. The only difficulty I had today was making the choice of what I wanted to purchase. There are just so many delicious stones to choose from!!

Posted By Desertchick in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I found exactly what I was looking for and ordered it. I like how you give information on the stones I'm buying. Glad I found you!

Posted By TheP in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very professional site

Posted By JR in January, 2025
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 -> 9 star ratings

I wish there were options for jewelry settings

Posted By Tim in May, 2025
Source: Bizrate

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 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

It was very good and concise.

Posted By Whydothey in August, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Easy to conduct search, good amount of stock to select from along with variety of prices.

Posted By Que in June, 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