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

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ID: 453494
Weight: 7.88ct
Size: 14 x 9 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 260.04
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ID: 475672
Weight: 6.19ct
Size: 16 x 12 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 57.19
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ID: 465849
Weight: 4.36ct (total)
Size: 12 x 6.1 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 46.04
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ID: 400136
Weight: 7.23ct (total)
Size: 9 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 23.86
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ID: 478283
Weight: 28.77ct
Size: 30 x 22 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 20.14
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ID: 663321
Weight: 15.36ct (total)
Size: 20.4 x 13.2 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 10.87
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ID: 719360
Weight: 0.80ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 6.72
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ID: 713985
Weight: 0.67ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Price: $ 5.63
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ID: 739113
Weight: 0.81ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 7.29
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ID: 433707
Weight: 5.62ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 37.09
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ID: 608474
Weight: 6.61ct (total)
Size: 10 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 122.15
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ID: 711293
Weight: 5.20ct
Size: 12 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 74.88
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ID: 745989
Weight: 2.16ct
Size: 8.1 x 6.9 mm
Clarity: VVS
Content: 1 pc
Price: $ 69.77
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ID: 564228
Weight: 2.70ct
Size: 10 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 17.82
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ID: 538304
Weight: 0.93ct (total)
Size: 8.2 x 4.1 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 6.23
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ID: 720317
Weight: 1.62ct
Size: 7.6 x 6.2 mm
Clarity: VS
Content: 1 pc
Price: $ 155.93
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ID: 737062
Weight: 35.51ct
Size: 31.1 x 20.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 33.38
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ID: 534762
Weight: 1.93ct
Size: 7.3 x 7 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 15.29
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ID: 583885
Weight: 8.88ct
Size: 16 x 13.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 76.30
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ID: 519794
Weight: 23.43ct
Size: 16 x 16 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 27.53
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ID: 472535
Weight: 36.09ct
Size: 27 x 20 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 20.02
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ID: 632712
Weight: 2.57ct
Size: 18.1 x 6.9 mm
Clarity: VVS
Content: 1 pc
Price: $ 18.50
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ID: 629945
Weight: 8.11ct
Size: 21.1 x 11 mm
Clarity: Opaque
Content: 1 pc
Price: $ 68.12
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ID: 725632
Weight: 0.58ct
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 5.57
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ID: 564693
Weight: 19.10ct (total)
Size: 20 x 12.2 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 43.61
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ID: 367065
Weight: 1.07ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 149.17
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ID: 612061
Weight: 1.25ct
Size: 6.9 x 6.1 mm
Clarity: Transparent
Content: 1 pc
Price: $ 29.51
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ID: 720368
Weight: 1.17ct
Size: 6.4 x 5.2 mm
Clarity: VS
Content: 1 pc
Price: $ 112.62
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ID: 698491
Weight: 3.51ct
Size: 11 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 29.48
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ID: 445718
Weight: 4.15ct
Size: 11.8 x 9.5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 30.30
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ID: 655967
Weight: 12.54ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 19.56
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ID: 364153
Weight: 1.08ct
Size: 16.8 x 3 mm
Clarity: VVS
Content: 1 pc
Price: $ 23.82
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ID: 391157
Weight: 11.24ct
Size: 23.3 x 12.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 22.26
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ID: 443457
Weight: 10.89ct (total)
Size: 11 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 35.80
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ID: 569028
Weight: 0.84ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 6.47
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ID: 725554
Weight: 0.38ct
Size: 5 x 5 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 3.65
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ID: 712415
Weight: 22.02ct
Size: 20 x 20 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 58.66
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ID: 649033
Weight: 1.40ct
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 11.76
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ID: 427897
Weight: 2.50ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 6 pcs
Price: $ 16.50
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ID: 464412
Weight: 3.80ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VS
Content: 10 pcs
Price: $ 35.11
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ID: 433785
Weight: 4.45ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 24.48
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ID: 714784
Weight: 0.82ct
Size: 5.2 mm
Clarity: SI
Content: 1 pc
Price: $ 24.60
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ID: 721808
Weight: 6.31ct
Size: 18.5 x 10.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 22.72
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ID: 474996
Weight: 1.58ct
Size: 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 14.60
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ID: 718256
Weight: 0.86ct
Size: 5.8 x 4.9 mm
Clarity: VS
Content: 1 pc
Price: $ 25.80
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ID: 712315
Weight: 2.71ct
Size: 12 x 6 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 7.22
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ID: 409056
Weight: 7.04ct
Size: 17.7 x 7.4 mm
Clarity: VVS
Content: 1 pc
Price: $ 211.20
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ID: 528672
Weight: 35.66ct
Size: 23.8 x 18.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 85.58
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ID: 462262
Weight: 6.16ct
Size: 12 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 44.35
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ID: 482030
Weight: 11.06ct
Size: 19.7 x 8.7 mm
Clarity: VS
Content: 1 pc
Price: $ 252.17
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ID: 699528
Weight: 0.58ct
Size: 5 x 5 mm (calibrated)
Clarity: VVS-VS
Price: $ 5.57
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ID: 453824
Weight: 2.09ct
Size: 10 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 19.31
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ID: 398604
Weight: 1.25ct
Size: 9.5 x 4.2 mm
Clarity: VVS
Content: 1 pc
Price: $ 78.46
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ID: 695434
Weight: 18.08ct
Size: 18.4 x 11.1 mm
Clarity: VS
Content: 1 pc
Price: $ 542.40
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ID: 475371
Weight: 7.16ct
Size: 16 x 12 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 66.16
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ID: 431641
Weight: 1.45ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 15.30
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ID: 612899
Weight: 1.43ct
Size: 7 x 5 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 6.61
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ID: 447179
Weight: 2.00ct
Size: 7 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 85.92
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ID: 710196
Weight: 1.87ct
Size: 13.4 x 5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 5.45
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ID: 691487
Weight: 2.22ct
Size: 8.3 x 7 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 48.84
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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

The citrine gems are beautiful. I appreciated that each stone was individually shown on the website so I could see exactly what I was getting. No mystery person selecting random stones for me. The documentation included with each gem was high quality as well. Great price and arrived as expected.

Posted By Jen in December, 2025
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I could see the actual gem I was buying

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All good

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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

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It's mostly good, only some item's are easier to find through the search than the menu

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

Posted By Designer in December, 2025
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I think therea's no problem

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Overall Rating -> 10 star ratings

All items were delivered on time with all items meeting or exceeding my expectations. Cut, clarity and color were very close to the photos and description.

Posted By Bob D in December, 2025
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