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

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

Discover loose untreated gemstones in our curated selection. Find unheated sapphires, untreated rubies, and virgin untreated stones, our collection highlights the beauty of nature’s finest treasures. Perfect for engagement rings, heirloom pieces, or collectors, our certified untreated gems and GIA-certified natural gems ensure authenticity and quality. Experience the allure of authentic untreated crystals and precious untreated gemstones today.

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ID: 276494
Weight: 0.53ct
Size: 6 x 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 174.90
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ID: 522378
Weight: 24.38ct (total)
Size: 19.2 x 17.3 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 439.01
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ID: 422984
Weight: 69.17ct (total)
Size: 14 mm (calibrated)
Clarity: Opaque
Content: 3 pcs
Price: $ 73.04
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ID: 473648
Weight: 0.93ct (total)
Size: 3.8 mm
Clarity: VS
Content: 4 pcs
Price: $ 149.85
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ID: 671542
Weight: 45.23ct
Size: 39.3 x 27.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 116.69
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ID: 594889
Weight: 12.36ct
Size: 15 x 15 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 135.96
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ID: 670197
Weight: 9.15ct
Size: 13.4 x 11.7 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 158.17
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ID: 398363
Weight: 13.86ct
Size: 16.3 x 14.3 mm
Clarity: VS
Content: 1 pc
Price: $ 871.03
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ID: 648645
Weight: 29.75ct
Size: 27.4 x 18.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 17.14
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ID: 437944
Weight: 21.74ct
Size: 23.6 x 11.7 mm
Clarity: VS
Content: 1 pc
Price: $ 573.94
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ID: 602195
Weight: 9.89ct
Size: 15 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 48.05
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ID: 375266
Weight: 2.92ct
Size: 8.4 x 6.7 mm
Clarity: VS
Content: 1 pc
Price: $ 102.20
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ID: 412047
Weight: 1.73ct
Size: 6.8 x 6.5 mm
Clarity: VVS
Content: 1 pc
Price: $ 114.18
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ID: 692951
Weight: 30.88ct
Size: 23.1 x 21.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 29.64
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ID: 398223
Weight: 4.73ct
Size: 15.1 x 9.4 mm
Clarity: VS
Content: 1 pc
Price: $ 156.10
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ID: 566719
Weight: 5.84ct
Size: 13 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 17.65
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ID: 645844
Weight: 41.69ct
Size: 26.2 x 19 mm
Clarity: Opaque
Content: 1 pc
Price: $ 130.07
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ID: 526850
Weight: 2.47ct
Size: 8.8 x 7.6 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 149.44
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ID: 696110
Weight: 24.51ct
Size: 33.4 x 19.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 14.71
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ID: 568861
Weight: 6.31ct
Size: 13 x 11 mm (calibrated)
Clarity: SI-I1
Content: 1 pc
Price: $ 341.50
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ID: 592874
Weight: 13.86ct (total)
Size: 18.4 x 11.8 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 36.59
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ID: 322581
Weight: 49.22ct
Size: 30.5 x 20.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 59.06
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ID: 715401
Weight: 20.80ct
Size: 20 x 15 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 166.40
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ID: 407296
Weight: 8.20ct
Size: 15.2 x 11.5 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 448.87
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ID: 602853
Weight: 2.18ct (total)
Size: 6 mm (calibrated)
Clarity: SI-I1
Content: 2 pcs
Price: $ 71.94
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ID: 719345
Weight: 3.24ct
Size: 9.6 x 7.7 mm
Clarity: Transparent
Content: 1 pc
Price: $ 81.00
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ID: 492381
Weight: 7.59ct
Size: 15.6 x 13.5 mm
Clarity: Translucent
Content: 1 pc
Price: $ 23.79
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ID: 569416
Weight: 2.02ct
Size: 7 x 7 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 9,045.32
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ID: 664613
Weight: 4.46ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 80.28
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ID: 406663
Weight: 17.23ct
Size: 21.5 x 15.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 70.74
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ID: 601907
Weight: 9.61ct
Size: 16.2 x 14 mm
Clarity: VVS
Content: 1 pc
Price: $ 46.68
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ID: 673577
Weight: avg. 0.03 ct / each
Size: 1.8 mm (calibrated)
Clarity: Opaque
Price: $ 12.00
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ID: 393647
Weight: 12.82ct
Size: 14 x 14 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 84.61
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ID: 494256
Weight: 14.15ct
Size: 23.2 x 14.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 73.03
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ID: 411372
Weight: 3.94ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 117.38
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ID: 382310
Weight: 3.11ct (total)
Size: 3.3 mm
Clarity: VS
Content: 20 pcs
Price: $ 164.74
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ID: 384010
Weight: 20.43ct
Size: 18 x 13 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 735.48
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ID: 401031
Weight: 41.53ct
Size: 21.4 x 17.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 82.24
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ID: 485154
Weight: 4.07ct
Size: 13 x 13 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 21.49
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ID: 470393
Weight: 94.59ct
Size: 38.2 x 20.4 mm
Clarity: VVS
Content: 1 pc
Price: $ 130.06
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ID: 314069
Weight: 2.71ct
Size: 8.4 x 7.4 mm
Clarity: Translucent
Content: 1 pc
Price: $ 17.17
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ID: 623678
Weight: 4.55ct
Size: 10.7 x 10.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 77.23
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ID: 691799
Weight: 0.63ct
Size: 6 x 4.4 mm
Clarity: VS
Content: 1 pc
Price: $ 52.92
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ID: 366640
Weight: 1.22ct
Size: 7.8 x 5.7 mm
Clarity: VVS
Content: 1 pc
Price: $ 171.30
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ID: 545007
Weight: 2.83ct
Size: 8.9 x 6.3 mm
Clarity: SI
Content: 1 pc
Price: $ 214.80
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ID: 577072
Weight: 9.42ct
Size: 16.4 x 12.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 72.61
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ID: 691480
Weight: 9.68ct
Size: 15.2 x 10.9 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 320.95
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ID: 548411
Weight: 1.62ct
Size: 7.5 x 5.8 mm
Clarity: SI
Content: 1 pc
Price: $ 27.36
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ID: 392993
Weight: 4.31ct (total)
Size: 6.9 x 6.7 mm
Clarity: VS
Content: 2 pcs
Price: $ 113.78
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ID: 717404
Weight: 1.34ct
Size: 8.7 x 4.8 mm
Clarity: VVS
Content: 1 pc
Price: $ 434.16
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ID: 366580
Weight: 1.15ct
Size: 8.6 x 5.7 mm
Clarity: VVS
Content: 1 pc
Price: $ 161.47
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ID: 685660
Weight: 0.30ct (total)
Size: 3.2 x 1.8 mm
Clarity: VVS
Content: 10 pcs
Price: $ 1,227.17
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ID: 486785
Weight: 45.71ct
Size: 37.9 x 18.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 66.37
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ID: 206754
Weight: 3.64ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VS-SI
Content: 9 pcs
Price: $ 196.56
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ID: 496504
Weight: 2.07ct
Size: 8.3 x 6.9 mm
Clarity: VS
Content: 1 pc
Price: $ 35.96
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ID: 329090
Weight: 36.10ct
Size: 20 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 50.83
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ID: 521453
Weight: 32.95ct
Size: 34.4 x 17.3 mm
Clarity: Transparent
Content: 1 pc
Price: $ 260.96
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ID: 460455
Weight: 5.00ct
Size: 9 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 11,088.00
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ID: 472832
Weight: 4.17ct
Size: 14.3 x 10.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 57.73
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ID: 694005
Weight: 19.41ct
Size: 32.1 x 16.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 58.24
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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 fast navigation and purchase, which is good. I need to strike while the iron is hot.

Posted By Tim G. in February, 2025
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Overall Rating -> 9 star ratings

I did not have any problems

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

I am never let down by GemSelect. I love that you get the exact stone you want. Shipping is always in a few days. I have spread the word about GemSelect on social media jewelry creating groups that I attend. This sapphire is going to make one gorgeous ring

Posted By Desertchick in April, 2025
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Overall Rating -> 8 star ratings

Excellent selection of stones -including ones I had never heard of before -nice site and fairly easy to use

Posted By DrD in May, 2025
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Overall Rating -> 10 star ratings

Love beauty, color, quality, and price of these gems. Personal projects and will come here soon and everytime.

Posted By Darkstar in June, 2025
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Overall Rating -> 10 star ratings

It was easy to find what I wanted

Posted By Villian in December, 2024
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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
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Overall Rating -> 10 star ratings

the selection is good as are the prices

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

Appreciated the selection. Jadeite is hard to find under $100. Website has alot of variety.

Posted By Jess in February, 2025
Source: Bizrate
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