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

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ID: 363914
Weight: 18.58ct
Size: 31.3 x 14.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 36.79
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ID: 517251
Weight: 32.04ct
Size: 26.6 x 21.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 32.99
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ID: 376854
Weight: 9.79ct (total)
Size: 8.6 x 7.3 mm
Clarity: Transparent
Content: 4 pcs
Price: $ 76.12
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ID: 723487
Weight: 10.57ct
Size: 12.5 x 9.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 12.55
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ID: 640025
Weight: 2.00ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 50.16
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ID: 382943
Weight: 12.48ct
Size: 17.2 x 11.8 mm
Clarity: Translucent
Content: 1 pc
Price: $ 32.95
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ID: 515547
Weight: 1.98ct
Size: 7 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 21.66
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ID: 721521
Weight: 12.76ct
Size: 14 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 15.31
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ID: 696491
Weight: 50.60ct
Size: 41.3 x 22.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 91.08
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ID: 561935
Weight: 1.85ct (total)
Size: 7.2 x 5.3 mm
Clarity: VS
Content: 2 pcs
Price: $ 14.25
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ID: 659895
Weight: 6.64ct
Size: 18.8 x 8.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 20.71
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ID: 721147
Weight: 10.98ct
Size: 15.1 x 12.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 13.18
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ID: 378274
Weight: 11.99ct (total)
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 47.48
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ID: 713754
Weight: 0.70ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 11.76
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ID: 736605
Weight: 1.36ct
Size: 8.4 x 8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 9.52
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ID: 409411
Weight: 6.76ct (total)
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 32.21
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ID: 733158
Weight: 3.38ct
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 30.54
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ID: 674267
Weight: 12.15ct
Size: 18 x 13 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 218.70
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ID: 714845
Weight: 13.22ct
Size: 14 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 34.27
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ID: 683363
Weight: 3.25ct
Size: 10.5 x 7.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 30.11
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ID: 680702
Weight: 3.98ct
Size: 10 x 8 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 119.40
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ID: 464284
Weight: 4.41ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VS
Content: 10 pcs
Price: $ 40.75
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ID: 389142
Weight: 0.66ct
Size: 6.4 x 4.9 mm
Clarity: VS
Content: 1 pc
Price: $ 28.40
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ID: 671606
Weight: 5.84ct
Size: 15.1 x 11 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 21.02
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ID: 451229
Weight: 2.70ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 3 pcs
Price: $ 24.95
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ID: 461227
Weight: 2.54ct
Size: 9 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 23.47
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ID: 679213
Weight: 7.48ct
Size: 19.1 x 10.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 44.88
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ID: 490432
Weight: 3.24ct (total)
Size: 6 mm (calibrated)
Clarity: VS
Content: 4 pcs
Price: $ 38.15
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ID: 697601
Weight: 0.45ct (total)
Size: 3.5 mm (calibrated)
Clarity: VS-SI
Content: 2 pcs
Price: $ 9.72
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ID: 632710
Weight: 2.80ct
Size: 18 x 7 mm
Clarity: VVS
Content: 1 pc
Price: $ 20.16
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ID: 514067
Weight: avg. 2.91 ct / each
Size: 8 x 8 mm (calibrated)
Clarity: VVS-VS
Price: $ 26.35
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ID: 463377
Weight: 3.54ct (total)
Size: 11.8 x 6.1 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 46.87
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ID: 394935
Weight: 4.48ct
Size: 10 x 10 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 29.57
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ID: 434997
Weight: 37.25ct
Size: 25.5 x 23.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 49.18
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ID: 701026
Weight: 26.16ct
Size: 26.6 x 17.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 14.12
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ID: 342045
Weight: 4.09ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VS
Content: 10 pcs
Price: $ 37.79
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ID: 724713
Weight: 1.18ct
Size: 10 x 5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 35.40
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ID: 635832
Weight: 8.89ct
Size: 14 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 26.03
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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: 406983
Weight: 10.04ct
Size: 16 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 37.37
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ID: 673228
Weight: 1.31ct
Size: 9 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 31.44
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ID: 395318
Weight: 11.20ct
Size: 14 x 14 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 73.92
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ID: 693745
Weight: 0.53ct
Size: 5.3 x 4.1 mm
Clarity: VS
Content: 1 pc
Price: $ 31.80
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ID: 563482
Weight: 0.65ct
Size: 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 39.62
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ID: 479255
Weight: 2.43ct (total)
Size: 9.9 x 5 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 25.66
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ID: 711199
Weight: 0.64ct
Size: 6 x 4 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 1.42
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ID: 704925
Weight: 1.50ct
Size: 10.4 x 7.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 45.00
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ID: 664617
Weight: 2.27ct
Size: 9 x 7 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 49.03
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ID: 540947
Weight: 2.59ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 68.28
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ID: 700975
Weight: 0.40ct
Size: 4 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 24.00
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ID: 733092
Weight: 0.45ct
Size: 6 x 4 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 18.90
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ID: 499433
Weight: 1.47ct
Size: 7.4 x 5.1 mm
Clarity: Transparent
Content: 1 pc
Price: $ 5.29
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ID: 733049
Weight: 0.59ct
Size: 6.2 x 4.2 mm
Clarity: Transparent
Content: 1 pc
Price: $ 24.78
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ID: 393601
Weight: 5.94ct
Size: 11 x 11 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 39.20
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ID: 707857
Weight: 10.80ct
Size: 16 x 12 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 77.76
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ID: 661856
Weight: 6.42ct
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 7.70
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ID: 710333
Weight: 7.90ct
Size: 15.8 x 9.6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 251.22
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ID: 450986
Weight: 3.09ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 4 pcs
Price: $ 28.55
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ID: 370591
Weight: 25.54ct (total)
Size: 16 x 16 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 33.71
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ID: 491581
Weight: 55.11ct (total)
Size: 20 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 64.75
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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

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

Posted By Love It! in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Loved the price and the quality and the certification options which is the main reason why I buy. The guarantee is also a great reason to use gem select.

Posted By Sal in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

The stones are very nice.

Posted By Mvk in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Would have bought an indigo and selenite, but neither listed. But, you do offer quite a large assortment otherwise.

Posted By JD in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I always enjoy the selection and the unique cuts I can find here. I would love to see more hex cuts tho! Maybe some rose cuts too!

Posted By Blkfower83 in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

the selection is good as are the prices

Posted By Old man in August, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Nothing bad to report. Everything is as expected. The gems and the price are all very good.

Posted By Dafanatic in August, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

everything was fine

Posted By Marc in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I have purchased stones from gem select in the past and have been very satisfied. I expect to repeat that experience with this purchase as well

Posted By Marti in July, 2025
Source: Bizrate
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