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

Untreated Gemstones Weight
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ID: 540977
Weight: avg. 1.50 ct / each
Size: 8 x 8 mm (calibrated)
Clarity: VVS-VS
Price: $ 9.88
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ID: 717942
Weight: 0.82ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 24.60
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ID: 500001
Weight: 2.00ct (total)
Size: 2.1 mm (calibrated)
Clarity: Transparent
Content: 30 pcs
Price: $ 12.00
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ID: 622758
Weight: 2.23ct
Size: 8 x 8 mm (calibrated)
Clarity: VVS-VS
Price: $ 18.73
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ID: 491673
Weight: 7.88ct (total)
Size: 7 x 7 mm (calibrated)
Clarity: Opaque
Content: 4 pcs
Price: $ 23.09
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ID: 710360
Weight: 1.42ct
Size: 7 x 5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 25.44
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ID: 358611
Weight: 4.05ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 10 pcs
Price: $ 17.82
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ID: 678864
Weight: 2.96ct
Size: 10 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 24.86
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ID: 379042
Weight: 19.39ct (total)
Size: 13.7 x 12.9 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 76.79
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ID: 529265
Weight: 1.62ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 14.96
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ID: 525355
Weight: 1.35ct
Size: 6.8 x 6.2 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 249.48
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ID: 467872
Weight: 5.00ct (total)
Size: 3 mm (calibrated)
Clarity: Transparent
Content: 30 pcs
Price: $ 30.00
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ID: 409948
Weight: 5.95ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 39.28
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ID: 688779
Weight: 0.64ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 19.20
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ID: 743434
Weight: 0.02ct
Size: 1.8 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 16.00
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ID: 484416
Weight: 2.91ct (total)
Size: 7.3 x 5.4 mm
Clarity: VS
Content: 3 pcs
Price: $ 38.41
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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: 672296
Weight: 0.73ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 17.52
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ID: 700544
Weight: 0.92ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 8.83
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ID: 647385
Weight: 9.34ct
Size: 20 x 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 5.60
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ID: 693486
Weight: 13.16ct
Size: 14 x 12 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 363.61
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ID: 734723
Weight: 2.38ct
Size: 9 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 83.30
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ID: 691711
Weight: 0.40ct
Size: 4.7 x 3.9 mm
Clarity: SI-I1
Content: 1 pc
Price: $ 24.00
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ID: 707934
Weight: 3.02ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 5.00
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ID: 454184
Weight: 0.63ct
Size: 10.2 x 3.5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 22.18
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ID: 711109
Weight: 1.90ct (total)
Size: 6 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 37.94
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ID: 724904
Weight: 6.83ct
Size: 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 7.79
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ID: 613052
Weight: 0.40ct
Size: 5.2 x 3.5 mm
Clarity: VS
Content: 1 pc
Price: $ 14.88
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ID: 491187
Weight: 8.00ct
Size: 18.4 x 9.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 23.54
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ID: 681875
Weight: 14.30ct
Size: 20.9 x 14.2 mm
Clarity: Transparent
Content: 1 pc
Price: $ 137.28
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ID: 370171
Weight: 7.51ct
Size: 12 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 32.22
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ID: 411451
Weight: 2.32ct
Size: 9 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 69.12
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ID: 694432
Weight: 11.24ct (total)
Size: 15.2 x 9.1 mm
Clarity: VVS
Content: 2 pcs
Price: $ 94.42
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ID: 678140
Weight: 0.12ct
Size: 2.7 x 2.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 60.00
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ID: 379836
Weight: 3.18ct (total)
Size: 4.5 mm (calibrated)
Clarity: VVS-VS
Content: 6 pcs
Price: $ 180.17
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ID: 497647
Weight: 2.80ct (total)
Size: 6 x 5.8 mm
Clarity: VVS-VS
Content: 4 pcs
Price: $ 25.87
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ID: 694815
Weight: 3.02ct
Size: 7.8 x 7.2 mm
Clarity: VS
Content: 1 pc
Price: $ 90.60
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ID: 704845
Weight: 39.59ct
Size: 40.9 x 11.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 4.75
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ID: 706788
Weight: 1.29ct
Size: 7 x 7 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 12.38
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ID: 341695
Weight: 3.84ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 10 pcs
Price: $ 37.25
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ID: 522930
Weight: 35.36ct
Size: 43.2 x 26.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 35.94
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ID: 694871
Weight: 10.82ct
Size: 16 x 12 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 324.60
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ID: 737178
Weight: 48.76ct
Size: 44.4 x 11.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 4.88
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ID: 350711
Weight: 1.15ct
Size: 17.3 x 2.8 mm
Clarity: VVS
Content: 1 pc
Price: $ 33.40
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ID: 639066
Weight: 1.45ct
Size: 8 x 6 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 36.37
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ID: 457074
Weight: 1.62ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 14.96
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ID: 715430
Weight: 4.09ct
Size: 11.8 x 9.5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 39.26
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ID: 478071
Weight: 4.63ct
Size: 15 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 38.56
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ID: 672886
Weight: 2.35ct
Size: 9 x 7 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 56.40
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ID: 460450
Weight: 1.64ct
Size: 6.7 x 6 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 4,546.08
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ID: 694417
Weight: 17.59ct
Size: 22.4 x 16.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 19.00
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ID: 650608
Weight: 0.72ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 6.05
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ID: 522442
Weight: 99.32ct
Size: 32.3 x 28.1 mm
Clarity: Transparent
Content: 1 pc
Price: $ 262.20
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ID: 486186
Weight: 2.82ct
Size: 9.5 x 7.1 mm
Clarity: Translucent
Content: 1 pc
Price: $ 26.05
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ID: 451168
Weight: 2.32ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 4 pcs
Price: $ 21.43
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ID: 673516
Weight: 2.80ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 67.20
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ID: 370065
Weight: 1.05ct
Size: 15.7 x 3 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 27.00
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ID: 492637
Weight: 4.28ct
Size: 14 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 30.96
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ID: 720978
Weight: 0.54ct
Size: 8 x 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 9.72
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ID: 474614
Weight: 29.83ct (total)
Size: 21.9 x 15.3 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 70.87
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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 -> 9 star ratings

Very easy to navigate with a great selection.

Posted By Bar181 in August, 2025
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Overall Rating -> 10 star ratings

I love the quality, presentation and the price of the stones. I love the identification card - report they send with each stone.

Posted By Dia in March, 2025
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Overall Rating -> 10 star ratings

The site provided lots of detail, factual data, and good photos. I also like the availability of searching by price range as well as by the type of stone.

Posted By SLIntuitive Donna in July, 2025
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Overall Rating -> 10 star ratings

selection was broad and the check out was quick. Great site

Posted By JC Karl in September, 2025
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Overall Rating -> 10 star ratings

Took a chance on purchasing my gemstones from Gemselect and was impressed. 10/10

Posted By KT in September, 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
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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
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Overall Rating -> 10 star ratings

I love the product and the details about each of them.

Posted By Love It! in July, 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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