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

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ID: 720395
Weight: 1.36ct
Size: 6.9 x 6 mm
Clarity: VS
Content: 1 pc
Price: $ 195.84
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ID: 456732
Weight: 1.75ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 16.18
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ID: 705612
Weight: 0.51ct
Size: 4.8 mm
Clarity: SI
Content: 1 pc
Price: $ 17.34
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ID: 613309
Weight: 0.60ct
Size: 5 x 4 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 24.55
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ID: 449025
Weight: 3.08ct
Size: 12 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 10.16
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ID: 710445
Weight: 1.36ct
Size: 7.3 x 5.1 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 24.36
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ID: 394831
Weight: 12.93ct
Size: 15 x 15 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 51.20
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ID: 674615
Weight: 3.24ct
Size: 10 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 27.22
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ID: 539856
Weight: 1.16ct
Size: 6 x 6 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 23.45
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ID: 704567
Weight: 1.19ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 35.70
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ID: 475828
Weight: 6.71ct
Size: 16 x 12 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 56.36
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ID: 709792
Weight: 1.40ct
Size: 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 4.08
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ID: 720083
Weight: 0.61ct
Size: 5.2 x 4.1 mm
Clarity: VVS
Content: 1 pc
Price: $ 10.98
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ID: 483584
Weight: 1.04ct
Size: 5.6 x 5.4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 75.50
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ID: 574914
Weight: 7.24ct
Size: 18 x 9.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 65.57
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ID: 724773
Weight: 0.36ct
Size: 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 60.48
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ID: 517334
Weight: 23.73ct
Size: 16 x 16 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 27.88
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ID: 721567
Weight: 0.45ct
Size: 5 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 21.60
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ID: 717026
Weight: 20.05ct
Size: 21.4 x 17.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 38.26
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ID: 709367
Weight: 2.31ct
Size: 14 x 7.1 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 19.40
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ID: 424653
Weight: 0.70ct
Size: 5.2 x 5.1 mm
Clarity: VS
Content: 1 pc
Price: $ 27.72
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ID: 479437
Weight: 2.26ct (total)
Size: 10 x 5 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 23.87
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ID: 534700
Weight: 3.79ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 30.01
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ID: 655863
Weight: 1.72ct
Size: 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 39.60
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ID: 700172
Weight: 0.64ct
Size: 4.8 mm
Clarity: SI
Content: 1 pc
Price: $ 38.40
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ID: 479450
Weight: 2.47ct (total)
Size: 10.1 x 5.2 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 26.09
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ID: 700963
Weight: 0.76ct
Size: 5.1 x 4.5 mm
Clarity: VVS
Content: 1 pc
Price: $ 32.74
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ID: 494898
Weight: 5.09ct
Size: 12 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 36.61
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ID: 594835
Weight: 16.84ct
Size: 21 x 13.8 mm
Clarity: VVS
Content: 1 pc
Price: $ 133.37
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ID: 677854
Weight: 0.12ct
Size: 2.8 x 2.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 60.00
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ID: 362445
Weight: 2.87ct
Size: 25.2 x 4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 120.54
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ID: 725564
Weight: 2.41ct (total)
Size: 6.9 x 6 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 95.46
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ID: 527641
Weight: 2.11ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 22.28
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ID: 463358
Weight: 4.09ct
Size: 14 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 32.39
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ID: 707761
Weight: 7.04ct
Size: 13 x 11 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 50.69
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ID: 450125
Weight: 0.90ct
Size: 9.7 x 3.1 mm
Clarity: VVS
Content: 1 pc
Price: $ 29.70
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ID: 728022
Weight: 1.32ct
Size: 7 x 6 mm
Clarity: Transparent
Content: 1 pc
Price: $ 7.92
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ID: 645864
Weight: 27.21ct
Size: 28.8 x 16.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 84.90
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ID: 490999
Weight: 11.93ct (total)
Size: 9 mm (calibrated)
Clarity: Opaque
Content: 4 pcs
Price: $ 35.11
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ID: 689823
Weight: 2.09ct
Size: 10 x 8 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 11.51
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ID: 721555
Weight: 16.77ct
Size: 25.2 x 15.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 60.37
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ID: 704362
Weight: 1.28ct
Size: 12.3 x 3.8 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 42.07
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ID: 594726
Weight: 0.87ct
Size: 5.2 x 5.2 mm
Clarity: SI
Price: $ 20.68
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ID: 612317
Weight: 2.14ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: SI
Content: 2 pcs
Price: $ 64.20
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ID: 564569
Weight: 0.22ct (total)
Size: 3.1 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 483.90
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ID: 431450
Weight: 4.34ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 5 pcs
Price: $ 103.12
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ID: 735235
Weight: 2.09ct
Size: 8.3 x 6.5 mm
Clarity: VS
Content: 1 pc
Price: $ 100.32
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ID: 706374
Weight: 14.76ct
Size: 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 30.11
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ID: 486372
Weight: 32.33ct
Size: 33.8 x 23.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 32.86
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ID: 414950
Weight: 7.29ct
Size: 11 x 11 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 48.12
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ID: 492431
Weight: 14.05ct
Size: 20 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 52.85
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ID: 726033
Weight: 2.39ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 94.67
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ID: 573459
Weight: 3.49ct (total)
Size: 12.1 x 6 mm
Clarity: VVS
Content: 2 pcs
Price: $ 36.85
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ID: 710435
Weight: 5.21ct
Size: 15.8 x 11 mm
Clarity: Opaque
Content: 1 pc
Price: $ 15.19
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ID: 392341
Weight: 6.76ct
Size: 11.6 x 11.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 44.62
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ID: 556848
Weight: 2.54ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 21.25
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ID: 365151
Weight: 1.22ct
Size: 15.3 x 3.4 mm
Clarity: VS
Content: 1 pc
Price: $ 32.12
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ID: 719976
Weight: 0.83ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 6.97
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ID: 555867
Weight: 0.78ct
Size: 6.9 x 4.8 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 20.59
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ID: 497193
Weight: 30.32ct
Size: 32.1 x 21.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 25.21
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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

It was easy and to the point

Posted By Victorius in May, 2025
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

Overall Rating -> 9 star ratings

It is a good experience, it is easy to view the item, and easy to check out.

Posted By Neo in November, 2024
Source: Bizrate

Overall Rating -> 8 star ratings

Excellent selection of stones -including ones I had never heard of before -nice site and fairly easy to use

Posted By DrD in May, 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

It was easy to find what I wanted

Posted By Villian in December, 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 -> 9 star ratings

It was a good experience looking for and finding a nice amethyst stone

Posted By N/a in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Good. I ts very user friendly.

Posted By Shalini 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

It was easy and to the point

Posted By Victorius in May, 2025
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

Overall Rating -> 9 star ratings

It is a good experience, it is easy to view the item, and easy to check out.

Posted By Neo in November, 2024
Source: Bizrate

Overall Rating -> 8 star ratings

Excellent selection of stones -including ones I had never heard of before -nice site and fairly easy to use

Posted By DrD in May, 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

It was easy to find what I wanted

Posted By Villian in December, 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 -> 9 star ratings

It was a good experience looking for and finding a nice amethyst stone

Posted By N/a in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Good. I ts very user friendly.

Posted By Shalini 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