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

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ID: 264265
Weight: 40.56ct
Size: 22 x 17.5 mm
Clarity: VVS
Content: 1 pc
Price: $ 12,995.00
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ID: 237441
Weight: 31.44ct
Size: 34.2 x 16.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 103.75
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ID: 390039
Weight: 1.35ct
Size: 10.5 x 3.7 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 87.47
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ID: 527303
Weight: avg. 0.67 ct / each
Size: 5 x 5 mm (calibrated)
Clarity: VVS-VS
Price: $ 11.08
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ID: 486353
Weight: 64.31ct
Size: 30.6 x 32.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 65.36
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ID: 679797
Weight: 44.60ct
Size: 24.8 x 19.7 mm
Clarity: VVS
Content: 1 pc
Price: $ 356.80
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ID: 599537
Weight: 13.59ct
Size: 16 x 16 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 44.86
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ID: 565089
Weight: 0.21ct (total)
Size: 3 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 459.70
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ID: 566719
Weight: 5.84ct
Size: 13 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 17.65
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ID: 461852
Weight: 41.49ct
Size: 27.3 x 23.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 49.79
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ID: 402753
Weight: 1.26ct
Size: 7.7 x 5.7 mm
Clarity: VS
Content: 1 pc
Price: $ 184.81
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ID: 484212
Weight: 11.91ct
Size: 15.5 x 13 mm
Clarity: Opaque
Content: 1 pc
Price: $ 71.46
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ID: 422984
Weight: 69.17ct (total)
Size: 14 mm (calibrated)
Clarity: Opaque
Content: 3 pcs
Price: $ 73.04
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ID: 631666
Weight: 15.38ct
Size: 24 x 17.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 69.95
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ID: 447912
Weight: 46.91ct
Size: 35.1 x 19.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 135.66
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ID: 475302
Weight: 7.13ct
Size: 12 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 59.89
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ID: 639187
Weight: 2.02ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: SI
Content: 2 pcs
Price: $ 42.22
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ID: 391982
Weight: 46.95ct
Size: 26.9 x 18.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 123.95
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ID: 531017
Weight: 1.50ct
Size: 7.1 x 6 mm
Clarity: VS
Content: 1 pc
Price: $ 167.32
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ID: 700225
Weight: 37.40ct
Size: 31.7 x 22.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 31.42
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ID: 513650
Weight: 127.45ct
Size: 28.6 x 26.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 2,102.93
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ID: 567804
Weight: 6.05ct
Size: 11 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 15.24
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ID: 450417
Weight: 8.35ct
Size: 15 x 11.6 mm
Clarity: VVS
Content: 1 pc
Price: $ 77.16
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ID: 692629
Weight: 83.49ct
Size: 27.9 x 27.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 35.06
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ID: 521607
Weight: 3.56ct
Size: 10.5 x 8.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 25.70
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ID: 489098
Weight: 29.05ct
Size: 23.8 x 17.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 31.38
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ID: 694531
Weight: 18.23ct
Size: 21.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 19.69
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ID: 617796
Weight: 36.66ct
Size: 45.9 x 26.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 34.85
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ID: 567748
Weight: 5.67ct
Size: 11 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 17.14
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ID: 673889
Weight: 14.16ct
Size: 20 x 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 203.69
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ID: 660342
Weight: 18.54ct
Size: 16 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 37.27
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ID: 640471
Weight: 0.31ct
Size: 5 x 3 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 12.40
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ID: 416463
Weight: 12.25ct
Size: 15.7 x 12.8 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 2,450.00
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ID: 645337
Weight: 2.31ct
Size: 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 10.93
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ID: 449386
Weight: 2.60ct
Size: 21.1 x 4 mm
Clarity: VVS
Content: 1 pc
Price: $ 85.80
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ID: 661962
Weight: 3.17ct (total)
Size: 8 x 8 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 11.42
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ID: 314069
Weight: 2.71ct
Size: 8.4 x 7.4 mm
Clarity: Translucent
Content: 1 pc
Price: $ 17.17
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ID: 573852
Weight: 2.16ct
Size: 8 x 6 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 51.84
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ID: 502119
Weight: 6.48ct
Size: 12.9 x 9.9 mm
Clarity: VS
Content: 1 pc
Price: $ 730.27
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ID: 674628
Weight: 18.73ct
Size: 23.3 x 12.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 40.27
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ID: 254862
Weight: 4.07ct
Size: 9.9 x 4.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 73.70
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ID: 481877
Weight: 1.13ct
Size: 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 24.61
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ID: 407302
Weight: 13.71ct
Size: 14.9 x 14 mm
Clarity: VS
Content: 1 pc
Price: $ 682.26
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ID: 693193
Weight: 27.37ct
Size: 37.2 x 20.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 15.11
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ID: 693346
Weight: 4.96ct
Size: 10.7 x 6.7 mm
Clarity: VS
Content: 1 pc
Price: $ 137.04
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ID: 401455
Weight: 30.74ct
Size: 25 x 18.9 mm
Clarity: Translucent
Content: 1 pc
Price: $ 60.86
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ID: 695012
Weight: 86.48ct
Size: 43.7 x 36.9 mm
Clarity: Translucent
Content: 1 pc
Price: $ 83.02
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ID: 495949
Weight: 1.19ct
Size: 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 66.77
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ID: 389993
Weight: 20.82ct
Size: 24.8 x 16.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 54.96
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ID: 682992
Weight: 24.44ct
Size: 29 x 13.7 mm
Clarity: Transparent
Content: 1 pc
Price: $ 234.62
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ID: 485154
Weight: 4.07ct
Size: 13 x 13 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 21.49
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ID: 521447
Weight: 35.09ct
Size: 28.7 x 21.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 277.91
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ID: 422082
Weight: 1.37ct
Size: 10 x 5.7 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 79.03
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ID: 693994
Weight: 1.36ct
Size: 6.4 x 5.2 mm
Clarity: VVS
Content: 1 pc
Price: $ 68.00
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ID: 440033
Weight: 0.90ct
Size: 7 x 4.4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 33.26
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ID: 693806
Weight: 23.10ct
Size: 22.5 x 10.8 mm
Clarity: VS
Content: 1 pc
Price: $ 765.90
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ID: 453090
Weight: 1.51ct
Size: 9 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 99.66
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ID: 658259
Weight: 4.84ct
Size: 12 x 10 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 33.88
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ID: 656272
Weight: 12.10ct
Size: 35.9 x 14.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 61.86
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ID: 543902
Weight: 0.17ct
Size: 3.5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 369.49
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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

love the site, the experience and the products.

Posted By Ckingpots in July, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Site is easy to navigate - details on cut, polish, and finish work and techniques were helpful. 3d view or wireframe diagram of stones would be nice.

Posted By Tb in August, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Love, and have always loved, your website.

Posted By Aberabic in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very fast navigation and purchase, which is good. I need to strike while the iron is hot.

Posted By Tim G. in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Great site always looking for great deals and find them on this site

Posted By IRO5812 in July, 2024
Source: Bizrate

Overall Rating -> 7 star ratings

Okay thank you.

Posted By Bepc61 in March, 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

Site is easy to navigate and the variety is great and how often new products are added is also great.

Posted By Jhidron 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

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

love the site, the experience and the products.

Posted By Ckingpots in July, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Site is easy to navigate - details on cut, polish, and finish work and techniques were helpful. 3d view or wireframe diagram of stones would be nice.

Posted By Tb in August, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Love, and have always loved, your website.

Posted By Aberabic in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very fast navigation and purchase, which is good. I need to strike while the iron is hot.

Posted By Tim G. in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Great site always looking for great deals and find them on this site

Posted By IRO5812 in July, 2024
Source: Bizrate

Overall Rating -> 7 star ratings

Okay thank you.

Posted By Bepc61 in March, 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

Site is easy to navigate and the variety is great and how often new products are added is also great.

Posted By Jhidron 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

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