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

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ID: 498112
Weight: 27.54ct (total)
Size: 20.3 x 12.6 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 37.80
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ID: 430733
Weight: 8.02ct
Size: 15 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 20.86
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ID: 726061
Weight: 0.38ct
Size: 5 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 3.65
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ID: 545850
Weight: 29.95ct
Size: 36.7 x 15.5 mm
Clarity: Translucent
Content: 1 pc
Price: $ 31.63
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ID: 277583
Weight: 12.81ct (total)
Size: 14 x 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 67.63
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ID: 742825
Weight: 1.69ct
Size: 7.5 x 6.3 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 202.80
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ID: 400180
Weight: 3.19ct
Size: 9 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 10.52
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ID: 555567
Weight: 16.40ct
Size: 18.6 x 13.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 19.92
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ID: 348786
Weight: 49.05ct
Size: 37.4 x 21.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 64.75
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ID: 551875
Weight: 1.39ct
Size: 7.8 x 4.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 5.23
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ID: 745427
Weight: 8.16ct
Size: 16.2 x 7.4 mm
Clarity: Translucent
Content: 1 pc
Price: $ 17.22
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ID: 553132
Weight: 2.48ct
Size: 7 x 7 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 56.05
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ID: 470805
Weight: 8.96ct
Size: 10.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 376.32
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ID: 474327
Weight: 3.27ct
Size: 9.8 x 9.2 mm
Clarity: Transparent
Content: 1 pc
Price: $ 30.22
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ID: 650435
Weight: 16.98ct
Size: 23 x 22 mm
Clarity: Opaque
Content: 1 pc
Price: $ 47.88
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ID: 480648
Weight: 3.17ct
Size: 9 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 22.60
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ID: 714463
Weight: 0.66ct
Size: 5 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 19.80
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ID: 363522
Weight: 32.31ct
Size: 31.3 x 23 mm
Clarity: Opaque
Content: 1 pc
Price: $ 63.98
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ID: 725737
Weight: 0.42ct
Size: 5 x 5 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 4.03
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ID: 433851
Weight: 4.65ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 30.70
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ID: 595249
Weight: 1.16ct
Size: 7.5 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 107.18
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ID: 366574
Weight: 1.05ct
Size: 7.7 x 5.5 mm
Clarity: VVS
Content: 1 pc
Price: $ 147.43
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ID: 480777
Weight: 2.01ct (total)
Size: 5.7 x 3.7 mm
Clarity: VS
Content: 4 pcs
Price: $ 16.88
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ID: 712583
Weight: 2.70ct
Size: 10 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 7.19
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ID: 720851
Weight: 1.51ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 12.68
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ID: 563550
Weight: 2.86ct
Size: 10 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 18.88
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ID: 435849
Weight: 5.98ct
Size: 13 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 19.57
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ID: 732210
Weight: 0.55ct
Size: 8 x 4 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 21.12
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ID: 566438
Weight: 11.58ct
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 7.92
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ID: 519138
Weight: 1.42ct
Size: 9.9 x 6.1 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 131.21
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ID: 480897
Weight: 4.55ct (total)
Size: 9 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 32.44
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ID: 466986
Weight: 0.55ct
Size: 8 x 4.6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 39.94
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ID: 746629
Weight: 1.18ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 27.14
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ID: 658602
Weight: 16.73ct
Size: 17.4 x 14.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 24.49
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ID: 658564
Weight: 14.55ct
Size: 18.9 x 12.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 21.30
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ID: 711616
Weight: 76.31ct
Size: 34.8 x 25.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 137.36
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ID: 433786
Weight: 4.40ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: VVS
Content: 2 pcs
Price: $ 29.04
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ID: 471125
Weight: 45.61ct
Size: 37.9 x 15.6 mm
Clarity: Translucent
Content: 1 pc
Price: $ 93.92
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ID: 456836
Weight: 3.76ct
Size: 11.2 x 7.7 mm
Clarity: VS
Content: 1 pc
Price: $ 19.85
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ID: 660341
Weight: 11.91ct
Size: 14 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 28.73
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ID: 688775
Weight: 0.86ct
Size: 11.9 x 3.8 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 8.26
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ID: 466236
Weight: 3.74ct (total)
Size: 12.1 x 6 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 39.49
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ID: 445815
Weight: 2.41ct
Size: 8.4 x 7.5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 95.89
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ID: 655765
Weight: 1.38ct
Size: 8 x 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 33.12
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ID: 428718
Weight: 7.08ct
Size: 14.2 x 10.9 mm
Clarity: VVS
Content: 1 pc
Price: $ 56.08
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ID: 423347
Weight: 5.01ct (total)
Size: 5.2 x 5.1 mm
Clarity: VS
Content: 10 pcs
Price: $ 52.91
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ID: 685707
Weight: 1.39ct
Size: 7.6 x 6.2 mm
Clarity: VS
Content: 1 pc
Price: $ 25.58
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ID: 699109
Weight: 3.31ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 27.80
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ID: 387141
Weight: 8.75ct
Size: 15.1 x 12.4 mm
Clarity: Translucent
Content: 1 pc
Price: $ 34.66
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ID: 737825
Weight: 5.20ct (total)
Size: 10.7 x 10.5 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 156.00
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ID: 328838
Weight: 18.30ct
Size: 18 x 13 mm (calibrated)
Clarity: Transparent/Translucent
Content: 1 pc
Price: $ 28.99
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ID: 460676
Weight: 1.61ct (total)
Size: 9.7 x 4 mm
Clarity: VVS-VS
Content: 3 pcs
Price: $ 212.52
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ID: 713925
Weight: 0.80ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 13.44
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ID: 647270
Weight: 1.19ct
Size: 7.2 x 5.8 mm
Clarity: VS
Content: 1 pc
Price: $ 27.13
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ID: 494582
Weight: 3.09ct
Size: 10.1 x 7.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 28.55
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ID: 492783
Weight: 5.43ct
Size: 14 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 39.29
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ID: 714765
Weight: 0.34ct
Size: 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 18.36
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ID: 498627
Weight: 0.79ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 41.71
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ID: 743204
Weight: 0.67ct
Size: 5.7 x 4.8 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 67.00
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ID: 546340
Weight: 1.25ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 9.90
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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 6mmThanks

Posted By Ibie in February, 2025
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Overall Rating -> 10 star ratings

I am filling a small treasure chest and picked a nice amethyst.

Posted By VinnyD in August, 2025
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When I need a specific stone, gem select is my go to shop. Always a good experience and a great product.

Posted By LeAnn in April, 2025
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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

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Overall Rating -> 10 star ratings

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

Posted By Ibie in February, 2025
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Overall Rating -> 10 star ratings

Found a beautiful opal at a great price. I was not disappointed when it arrived. Even better in person.

Posted By Fried Rice in August, 2025
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Posted By Beman in September, 2025
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