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

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ID: 708453
Weight: 1.67ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 34.49
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ID: 448501
Weight: 1.44ct
Size: 6 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 832.90
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ID: 725283
Weight: 15.70ct
Size: 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 17.90
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ID: 481875
Weight: 1.13ct
Size: 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 32.48
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ID: 475129
Weight: 2.03ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 4 pcs
Price: $ 55.83
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ID: 418625
Weight: 21.38ct (total)
Size: 17.1 x 11.9 mm
Clarity: Translucent
Content: 3 pcs
Price: $ 42.34
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ID: 706363
Weight: 16.04ct
Size: 16 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 32.72
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ID: 596663
Weight: 8.22ct
Size: 22.2 x 11.1 mm
Clarity: Translucent
Content: 1 pc
Price: $ 12.04
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ID: 384643
Weight: 12.63ct
Size: 20 x 15 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 33.35
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ID: 684823
Weight: 17.65ct
Size: 25 x 18 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 17.58
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ID: 448521
Weight: 24.55ct
Size: 30 x 22 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 48.61
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ID: 693893
Weight: 159.38ct
Size: 63.6 x 54.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 95.63
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ID: 732486
Weight: 6.55ct (total)
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 59.18
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ID: 737542
Weight: 3.81ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 171.45
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ID: 709204
Weight: 1.65ct
Size: 9 x 7 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 13.86
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ID: 691371
Weight: 2.76ct
Size: 12.8 x 10 mm
Clarity: Transparent
Content: 1 pc
Price: $ 149.04
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ID: 686082
Weight: 0.93ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 20.09
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ID: 570069
Weight: 3.56ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 26.22
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ID: 674206
Weight: 1.27ct
Size: 10 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 53.34
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ID: 604627
Weight: 0.70ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 16.63
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ID: 706442
Weight: 9.86ct
Size: 13.8 x 12.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 20.11
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ID: 328751
Weight: 20.28ct
Size: 18 x 13 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 32.12
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ID: 449662
Weight: 3.64ct (total)
Size: 7.2 x 5.6 mm
Clarity: Transparent
Content: 3 pcs
Price: $ 24.02
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ID: 491577
Weight: 37.99ct (total)
Size: 15 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 44.63
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ID: 390021
Weight: 2.00ct (total)
Size: 5.3 x 4.3 mm
Clarity: VS
Content: 4 pcs
Price: $ 92.14
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ID: 697577
Weight: 2.16ct
Size: 12.3 x 8.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 65.45
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ID: 730077
Weight: 1.06ct
Size: 12.3 x 3.2 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 63.60
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ID: 554448
Weight: 1.36ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 40.97
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ID: 457298
Weight: 1.89ct
Size: 10.7 x 7.3 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 17.46
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ID: 392687
Weight: 13.74ct (total)
Size: 14 x 10 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 90.68
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ID: 696155
Weight: 36.48ct
Size: 31.8 x 18.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 24.95
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ID: 717198
Weight: 1.49ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 30.40
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ID: 725303
Weight: 36.93ct
Size: 22.2 x 19.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 132.95
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ID: 512788
Weight: 1.94ct
Size: 9 x 7 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 41.98
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ID: 474879
Weight: 3.45ct
Size: 19.6 x 13.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 9.58
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ID: 456728
Weight: 1.56ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 14.41
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ID: 510918
Weight: 27.27ct (total)
Size: 21.6 x 14.2 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 58.68
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ID: 408345
Weight: 10.43ct
Size: 15 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 24.65
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ID: 384369
Weight: 1.17ct
Size: 13.7 x 3.4 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 29.81
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ID: 718133
Weight: 1.07ct (total)
Size: 5 x 4 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 32.10
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ID: 680928
Weight: 1.21ct
Size: 6.1 x 5.1 mm
Clarity: SI
Content: 1 pc
Price: $ 36.30
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ID: 670728
Weight: 1.09ct (total)
Size: 4.5 x 4.3 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 39.24
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ID: 694137
Weight: 0.70ct
Size: 7.7 x 3.8 mm
Clarity: VVS
Content: 1 pc
Price: $ 21.00
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ID: 499172
Weight: 1.89ct
Size: 11.6 x 4.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 374.22
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ID: 695436
Weight: 6.11ct
Size: 11 x 9.5 mm
Clarity: VS
Content: 1 pc
Price: $ 183.30
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ID: 552245
Weight: 3.02ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 27.90
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ID: 700088
Weight: 2.05ct
Size: 7 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 123.00
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ID: 706643
Weight: 1.61ct
Size: 16.2 x 5 mm
Clarity: VVS
Content: 1 pc
Price: $ 9.66
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ID: 451302
Weight: 1.46ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 13.49
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ID: 367977
Weight: 4.88ct (total)
Size: 6.5 mm (calibrated)
Clarity: Transparent
Content: 4 pcs
Price: $ 31.94
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ID: 746625
Weight: 0.95ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 21.85
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ID: 521069
Weight: 2.37ct
Size: 9.2 x 7.4 mm
Clarity: VS
Content: 1 pc
Price: $ 56.32
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ID: 636878
Weight: 1.57ct
Size: 8.1 x 6.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 34.54
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ID: 439156
Weight: 2.28ct
Size: 7.6 x 7.6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 141.46
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ID: 672301
Weight: 0.99ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 23.76
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ID: 428359
Weight: 5.54ct
Size: 17.1 x 8.4 mm
Clarity: VVS
Content: 1 pc
Price: $ 36.56
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ID: 472396
Weight: 5.48ct
Size: 10.9 x 10 mm
Clarity: Opaque
Content: 1 pc
Price: $ 21.70
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ID: 548536
Weight: 2.09ct
Size: 8.3 x 6.3 mm
Clarity: VS
Content: 1 pc
Price: $ 42.35
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ID: 377598
Weight: 27.48ct (total)
Size: 18.2 x 11.9 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 108.82
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ID: 407295
Weight: 6.93ct
Size: 14.4 x 10.4 mm
Clarity: VS
Content: 1 pc
Price: $ 379.36
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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 -> 8 star ratings

It was a good interaction I got a good gemstone for cheap

Posted By Jon in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I love Gem Select! When you order what you see is what you get. As soon as you make payment that particular gem is taken off the photo album. That way the one you select is a one of that kind.

Posted By Desertchick in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very professional site

Posted By JR in January, 2025
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Overall Rating -> 10 star ratings

Good selection, using for custom jewlery for my wife.

Posted By Smitty in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

easy site to navigate

Posted By Curt's Cabochons in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

nothing but good. always have a great selection. I am a hobbyist and only collect. Great prices. I could take all day looking at a small percent of all the gemstone, fantastic

Posted By Steve m. in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Have made 2 purchases so far from GemSelect and they have been amazing! Anytime I requested additional info, videos or pictures of a particular item, the response was always timely and helpful. This is a great place to buy, if you are looking for loose stones. Highly recommend!

Posted By Britnee Rose in September, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I love the quality, package and info of your gems.

Posted By Diana in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Great site for finding specific stones and sizes for individual pieces of jewelry

Posted By Designer in December, 2025
Source: Bizrate
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