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

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ID: 712036
Weight: 0.55ct
Size: 6 x 4 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 1.46
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ID: 517801
Weight: 2.28ct
Size: 9 x 7 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 50.14
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ID: 474109
Weight: 1.92ct
Size: 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 17.74
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ID: 711277
Weight: 18.65ct
Size: 22.3 x 15.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 37.15
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ID: 730264
Weight: 5.66ct
Size: 15.7 x 10.4 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 543.36
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ID: 716111
Weight: 12.57ct
Size: 18 x 13 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 120.67
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ID: 700180
Weight: 0.92ct
Size: 5.5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 55.20
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ID: 393734
Weight: 2.38ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VS-SI
Content: 2 pcs
Price: $ 43.98
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ID: 654676
Weight: 2.09ct
Size: 20.3 x 5.1 mm
Clarity: VVS
Content: 1 pc
Price: $ 17.56
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ID: 683998
Weight: 0.42ct
Size: 5 x 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 17.64
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ID: 376638
Weight: 3.36ct (total)
Size: 7.3 x 6.3 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 31.04
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ID: 666809
Weight: 3.32ct
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 68.09
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ID: 465827
Weight: 6.54ct
Size: 13 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 12.95
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ID: 473877
Weight: 0.96ct
Size: 8.8 x 4.9 mm
Clarity: VS
Content: 1 pc
Price: $ 69.70
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ID: 484320
Weight: 31.48ct
Size: 27.1 x 18.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 207.77
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ID: 443465
Weight: 17.15ct
Size: 25.5 x 13.1 mm
Clarity: Transparent
Content: 1 pc
Price: $ 45.28
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ID: 544409
Weight: 1.20ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 8.95
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ID: 516186
Weight: 19.79ct
Size: 16.7 x 10.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 23.24
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ID: 431430
Weight: 1.39ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 14.66
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ID: 479638
Weight: 2.61ct (total)
Size: 10 x 5.1 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 27.56
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ID: 539679
Weight: 2.57ct (total)
Size: 6 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 50.17
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ID: 634897
Weight: 1.38ct
Size: 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 36.43
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ID: 706438
Weight: 5.35ct
Size: 11 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 10.92
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ID: 730451
Weight: 46.56ct
Size: 33.9 x 27 mm
Clarity: Opaque
Content: 1 pc
Price: $ 44.70
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ID: 678110
Weight: 7.10ct
Size: 19.9 x 14.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 8.77
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ID: 471696
Weight: 1.50ct (total)
Size: 4.8 x 3.7 mm
Clarity: VS
Content: 4 pcs
Price: $ 198.00
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ID: 724939
Weight: 27.65ct
Size: 25.2 x 18.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 99.54
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ID: 706790
Weight: 1.83ct
Size: 8 x 8 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 17.57
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ID: 700562
Weight: 43.76ct
Size: 38.9 x 21.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 36.76
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ID: 663428
Weight: 4.10ct
Size: 12 x 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 34.44
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ID: 419548
Weight: 1.58ct
Size: 7.6 x 6.9 mm
Clarity: VS
Content: 1 pc
Price: $ 224.28
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ID: 713981
Weight: 3.46ct (total)
Size: 12.1 x 6 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 29.06
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ID: 736781
Weight: 7.83ct
Size: 16 x 12 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 39.15
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ID: 693197
Weight: 34.27ct
Size: 36.8 x 23.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 18.91
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ID: 648960
Weight: 1.33ct (total)
Size: 8 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 12.77
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ID: 701033
Weight: 44.53ct
Size: 35.6 x 21.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 24.05
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ID: 634774
Weight: 0.96ct
Size: 7 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 27.65
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ID: 483668
Weight: 1.08ct
Size: 6.7 x 5.6 mm
Clarity: VVS
Content: 1 pc
Price: $ 71.28
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ID: 456524
Weight: 3.17ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 4 pcs
Price: $ 29.29
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ID: 482209
Weight: 25.75ct (total)
Size: 20.9 x 12.9 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 34.70
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ID: 708337
Weight: 5.02ct
Size: 13 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 4.82
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ID: 552224
Weight: 1.14ct
Size: 7 x 7 mm (calibrated)
Clarity: VS
Price: $ 10.54
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ID: 716424
Weight: 2.22ct (total)
Size: 7 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 21.31
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ID: 567793
Weight: 34.16ct
Size: 30.6 x 21 mm
Clarity: Opaque
Content: 1 pc
Price: $ 77.10
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ID: 501046
Weight: 5.65ct
Size: 12 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 52.21
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ID: 659263
Weight: 2.08ct (total)
Size: 9 x 6 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 4.99
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ID: 637113
Weight: 0.76ct
Size: 8 x 5.7 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 40.13
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ID: 471300
Weight: 30.18ct
Size: 32 x 23.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 24.70
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ID: 387513
Weight: 2.44ct (total)
Size: 4 x 3.1 mm
Clarity: VS
Content: 10 pcs
Price: $ 216.70
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ID: 511098
Weight: 7.41ct (total)
Size: 12 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 58.69
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ID: 712777
Weight: 1.65ct
Size: 7.6 x 6.4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 39.60
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ID: 546747
Weight: 1.49ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 10.73
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ID: 696451
Weight: 42.03ct
Size: 37.5 x 12.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 4.20
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ID: 519047
Weight: 2.83ct
Size: 9.3 x 7.6 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 62.24
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ID: 650593
Weight: 7.77ct (total)
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 49.42
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ID: 500854
Weight: 6.94ct
Size: 14 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 53.77
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ID: 436555
Weight: 2.94ct
Size: 10 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 9.54
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ID: 365834
Weight: 38.55ct
Size: 35.4 x 21.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 63.60
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ID: 707840
Weight: 8.79ct
Size: 14.9 x 12.6 mm
Clarity: Transparent
Content: 1 pc
Price: $ 63.29
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ID: 716135
Weight: 2.67ct (total)
Size: 8 mm (calibrated)
Clarity: VVS
Content: 2 pcs
Price: $ 25.63
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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

Very good Hoping you will increase your inventory especially in the 6mm Thanks

Posted By Ibie in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I have found GemSelect to have the best selections of quality stones at a reasonable price. I like the packaging and the report availability.

Posted By Sam 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

Good selection, trusted quality. What I have purchased has always been as discribed.

Posted By Sterling in November, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Good. I ts very user friendly.

Posted By Shalini in June, 2025
Source: Bizrate

Overall Rating -> 7 star ratings

Okay thank you.

Posted By Bepc61 in March, 2025
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

Very surprised how quick and efficient it was to checkout and pay. Also found exactly what I was looking for no issues.

Posted By Watson in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I have bought many stones from GemsSelect and have been very satisfied with all!I will continue to buy and recommend this site!

Posted By DG in July, 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

Very good Hoping you will increase your inventory especially in the 6mm Thanks

Posted By Ibie in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I have found GemSelect to have the best selections of quality stones at a reasonable price. I like the packaging and the report availability.

Posted By Sam 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

Good selection, trusted quality. What I have purchased has always been as discribed.

Posted By Sterling in November, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Good. I ts very user friendly.

Posted By Shalini in June, 2025
Source: Bizrate

Overall Rating -> 7 star ratings

Okay thank you.

Posted By Bepc61 in March, 2025
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

Very surprised how quick and efficient it was to checkout and pay. Also found exactly what I was looking for no issues.

Posted By Watson in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I have bought many stones from GemsSelect and have been very satisfied with all!I will continue to buy and recommend this site!

Posted By DG in July, 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