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

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ID: 636236
Weight: 5.46ct
Size: 12 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 45.86
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ID: 519892
Weight: 1.93ct
Size: 7.5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 50.95
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ID: 516338
Weight: 1.29ct
Size: 6.7 x 5.5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 102.17
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ID: 596660
Weight: 9.84ct
Size: 22.2 x 10.7 mm
Clarity: Translucent
Content: 1 pc
Price: $ 14.41
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ID: 706355
Weight: 13.37ct
Size: 20.2 x 10.8 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 333.18
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ID: 566208
Weight: 1.05ct
Size: 6 x 4.3 mm
Clarity: VS
Content: 1 pc
Price: $ 23.89
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ID: 702346
Weight: avg. 0.06 ct / each
Size: 2.3 mm (calibrated)
Clarity: Opaque
Price: $ 19.21
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ID: 581492
Weight: 34.63ct
Size: 27.6 x 23.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 19.79
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ID: 727284
Weight: 1.35ct
Size: 6.1 x 5.5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 81.00
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ID: 714468
Weight: 3.57ct
Size: 11.1 x 6.4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 1,242.36
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ID: 707740
Weight: 6.22ct
Size: 16.4 x 9.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 44.78
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ID: 458756
Weight: 5.37ct
Size: 15 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 49.62
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ID: 715335
Weight: 2.03ct
Size: 9 x 5.1 mm
Clarity: VVS
Content: 1 pc
Price: $ 243.60
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ID: 635809
Weight: avg. 1.46 ct / each
Size: 6 x 6 mm (calibrated)
Clarity: Translucent
Price: $ 1.79
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ID: 413957
Weight: 2.31ct
Size: 9.1 x 6.7 mm
Clarity: SI
Content: 1 pc
Price: $ 304.92
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ID: 582373
Weight: 1.59ct
Size: 9 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 52.47
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ID: 552522
Weight: 7.90ct
Size: 17.7 x 11.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 15.43
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ID: 541070
Weight: avg. 0.49 ct / each
Size: 6 x 4 mm (calibrated)
Clarity: VS
Price: $ 3.74
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ID: 465777
Weight: 8.20ct
Size: 14 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 16.24
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ID: 600726
Weight: 0.62ct
Size: 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 37.44
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ID: 518708
Weight: 2.82ct
Size: 8.5 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 18.61
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ID: 532579
Weight: 6.41ct
Size: 15 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 50.77
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ID: 691700
Weight: 0.82ct
Size: 5.3 mm
Clarity: SI-I1
Content: 1 pc
Price: $ 49.20
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ID: 664021
Weight: 2.38ct
Size: 10.9 x 6.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 11.42
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ID: 697710
Weight: 0.35ct
Size: 3.8 mm
Clarity: VS
Content: 1 pc
Price: $ 7.56
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ID: 454389
Weight: 0.65ct
Size: 9 x 4 mm
Clarity: VVS
Content: 1 pc
Price: $ 27.46
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ID: 691110
Weight: 1.09ct
Size: 13.8 x 5.6 mm
Clarity: Transparent
Content: 1 pc
Price: $ 58.86
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ID: 644092
Weight: 3.09ct (total)
Size: 7 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 8.16
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ID: 712053
Weight: 60.73ct (total)
Size: 25.1 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 161.78
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ID: 676454
Weight: 21.22ct
Size: 20.4 x 16.2 mm
Clarity: VVS
Content: 1 pc
Price: $ 229.18
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ID: 638372
Weight: 48.51ct
Size: 27 x 21.7 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 339.57
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ID: 569469
Weight: 2.35ct
Size: 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 17.30
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ID: 430100
Weight: 2.03ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 93.79
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ID: 451677
Weight: 1.27ct
Size: 8 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 78.79
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ID: 708178
Weight: 2.80ct (total)
Size: 7 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 48.19
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ID: 376785
Weight: 7.53ct (total)
Size: 7.8 x 7.1 mm
Clarity: Transparent
Content: 4 pcs
Price: $ 69.58
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ID: 326255
Weight: 10.57ct
Size: 23.7 x 11.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 34.87
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ID: 660335
Weight: 10.07ct
Size: 14 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 24.29
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ID: 647754
Weight: 18.45ct (total)
Size: 14 x 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 24.36
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ID: 618040
Weight: 28.63ct
Size: 31.3 x 21.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 22.68
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ID: 544830
Weight: 0.97ct
Size: 6.3 x 4.6 mm
Clarity: VS
Content: 1 pc
Price: $ 43.40
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ID: 622093
Weight: 2.19ct
Size: 8 x 8 mm (calibrated)
Clarity: VVS-VS
Price: $ 20.23
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ID: 650432
Weight: 23.73ct
Size: 28.2 x 20 mm
Clarity: Opaque
Content: 1 pc
Price: $ 14.24
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ID: 727883
Weight: 0.48ct
Size: 5.2 x 4.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 2.88
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ID: 715570
Weight: 19.30ct
Size: 20 x 15 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 185.28
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ID: 691702
Weight: 1.24ct
Size: 6 mm (calibrated)
Clarity: SI-I1
Content: 1 pc
Price: $ 74.40
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ID: 500203
Weight: 3.50ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 8 pcs
Price: $ 26.95
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ID: 550509
Weight: 4.30ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 33.11
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ID: 585604
Weight: 64.77ct
Size: 45.8 x 27.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 32.07
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ID: 328236
Weight: 13.46ct (total)
Size: 12 x 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 88.84
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ID: 437683
Weight: 2.05ct
Size: 8.7 x 6.5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 94.72
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ID: 395461
Weight: 2.38ct (total)
Size: 5.2 x 4.2 mm
Clarity: VS
Content: 5 pcs
Price: $ 124.85
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ID: 438438
Weight: 14.30ct (total)
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 56.63
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ID: 554925
Weight: 1.20ct
Size: 8 x 5.7 mm
Clarity: SI
Content: 1 pc
Price: $ 31.68
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ID: 544027
Weight: 2.15ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 43.26
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ID: 391879
Weight: 41.53ct
Size: 28.2 x 27.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 49.84
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ID: 565364
Weight: 1.29ct
Size: 6.3 x 4.9 mm
Clarity: VS
Content: 1 pc
Price: $ 29.35
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ID: 691805
Weight: 0.61ct
Size: 4.8 x 4 mm
Clarity: SI-I1
Content: 1 pc
Price: $ 500.00
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ID: 635667
Weight: 5.67ct
Size: 11 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 47.63
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ID: 618079
Weight: 18.61ct (total)
Size: 15.9 x 13.9 mm
Clarity: VVS
Content: 2 pcs
Price: $ 94.09
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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've purchased from here many times over the last decade+. I find the information easy to understand, helpful, and interesting. I have always been satisfied that I got exactly what I ordered. Pictures and descriptions are clear and unique to each stone.

Posted By Maggie in August, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

everything was fine

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

I have found GemSelect to have the best selections of quality stones at a reasonable price. I like the packaging and the report availability.

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

Great selection. Maybe too great i kept adding and deleting stuff because i found better looking ones

Posted By Edsor works in October, 2025
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Overall Rating -> 10 star ratings

All good

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It was easy to navigate

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I feel Gemselect is a trustworthy company to buy from

Posted By Becky in October, 2025
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Overall Rating -> 9 star ratings

The purchasing process is fairly quick and straightforward and for me user friendly so it probably took more or less than 3 minutes to purchase and pay for the items. I wish there was a discount offer for multiple items to encourage us buyers to purchase more an incentive and add more sales in your end. Besides that, it's been a great purchasing experience and will continue to shop as I am a repeat customer and have bought from your store many times before. Thank you.

Posted By Emmanuel in October, 2025
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Overall Rating -> 10 star ratings

I would recommend gem select yo everyone Fast service and no problems

Posted By Steve in March, 2025
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