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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: 694475
Weight: 20.98ct
Size: 18 x 18 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 176.23
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ID: 697422
Weight: 46.03ct
Size: 24.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 31.49
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ID: 711092
Weight: 16.16ct
Size: 20 x 15 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 43.06
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ID: 618939
Weight: 1.26ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 59.75
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ID: 521472
Weight: 112.68ct
Size: 33 x 30.3 mm
Clarity: Transparent
Content: 1 pc
Price: $ 297.48
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ID: 674104
Weight: 9.46ct
Size: 18.5 x 7.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 170.28
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ID: 515838
Weight: 2.45ct
Size: 10 x 8 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 53.88
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ID: 718606
Weight: 42.56ct
Size: 36.1 x 31 mm
Clarity: Opaque
Content: 1 pc
Price: $ 255.36
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ID: 447470
Weight: 31.35ct
Size: 45.3 x 15.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 41.39
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ID: 431798
Weight: 2.60ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 4 pcs
Price: $ 27.42
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ID: 651751
Weight: 16.01ct
Size: 20.8 x 20.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 29.40
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ID: 700170
Weight: 0.48ct
Size: 4.5 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 28.80
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ID: 606962
Weight: 5.71ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 37.69
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ID: 597432
Weight: 24.30ct
Size: 20.8 x 15.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 17.96
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ID: 447423
Weight: 52.45ct
Size: 28 x 24 mm
Clarity: Opaque
Content: 1 pc
Price: $ 50.35
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ID: 533172
Weight: avg. 0.43 ct / each
Size: 6 x 4 mm (calibrated)
Clarity: VS
Price: $ 2.34
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ID: 712491
Weight: 3.66ct
Size: 11 x 9 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 9.76
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ID: 694832
Weight: 46.28ct
Size: 36 x 19.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 25.55
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ID: 631589
Weight: 3.73ct
Size: 12 x 9.1 mm
Clarity: Transparent
Content: 1 pc
Price: $ 44.76
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ID: 679314
Weight: 20.24ct
Size: 20.2 x 16.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 73.34
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ID: 683045
Weight: 0.15ct
Size: 3 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 85.97
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ID: 389896
Weight: 1.06ct
Size: 5.5 x 5.3 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 68.66
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ID: 433354
Weight: 40.76ct
Size: 28.1 x 19.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 65.10
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ID: 392457
Weight: 9.22ct (total)
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 60.85
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ID: 658290
Weight: 13.77ct
Size: 23.1 x 19.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 49.57
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ID: 438814
Weight: 1.67ct
Size: 6.5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 44.09
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ID: 706357
Weight: 11.19ct
Size: 15 x 12.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 22.82
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ID: 381930
Weight: 3.44ct (total)
Size: 3.5 mm (calibrated)
Clarity: VS
Content: 20 pcs
Price: $ 165.49
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ID: 450248
Weight: 1.29ct
Size: 7.1 x 5.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 17.03
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ID: 526126
Weight: 6.35ct (total)
Size: 11 x 9 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 59.77
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ID: 698546
Weight: 1.39ct
Size: 6.8 x 5.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 8.34
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ID: 721862
Weight: 26.36ct
Size: 20.7 x 17.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 31.63
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ID: 695616
Weight: 2.52ct
Size: 10.2 x 8.4 mm
Clarity: Opaque
Price: $ 6.96
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ID: 609451
Weight: 19.60ct
Size: 30.4 x 15.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 25.87
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ID: 434054
Weight: 4.63ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: VVS
Content: 2 pcs
Price: $ 30.56
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ID: 472697
Weight: 3.09ct
Size: 11.1 x 8.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 42.78
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ID: 647614
Weight: 1.60ct
Size: 8 x 6.6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 36.48
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ID: 706516
Weight: 8.59ct
Size: 14 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 17.52
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ID: 594721
Weight: 0.93ct
Size: 5.2 x 5.2 mm
Clarity: SI
Content: 1 pc
Price: $ 22.09
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ID: 723764
Weight: 1.45ct
Size: 8 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 13.92
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ID: 456763
Weight: 1.66ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 15.34
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ID: 739543
Weight: 0.48ct
Size: 8 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 4.32
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ID: 712094
Weight: 8.38ct (total)
Size: 12 x 8 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 22.32
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ID: 552296
Weight: 10.63ct
Size: 20 x 15 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 28.07
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ID: 572433
Weight: 13.10ct (total)
Size: 15.2 x 11.1 mm
Clarity: VVS
Content: 2 pcs
Price: $ 51.88
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ID: 546903
Weight: 1.26ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 9.98
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ID: 367642
Weight: 4.93ct
Size: 14.1 x 8 mm
Clarity: VS
Content: 1 pc
Price: $ 33.25
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ID: 515604
Weight: 2.13ct
Size: 9 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 19.68
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ID: 472119
Weight: 8.89ct
Size: 14 x 12 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 82.14
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ID: 699814
Weight: 20.50ct
Size: 25 x 18 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 19.68
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ID: 456608
Weight: 24.13ct
Size: 30 x 22 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 74.21
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ID: 682498
Weight: 0.53ct
Size: 5 x 5 mm (calibrated)
Clarity: VS
Price: $ 4.45
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ID: 431748
Weight: 1.49ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 15.72
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ID: 328843
Weight: 22.11ct
Size: 18 x 13 mm (calibrated)
Clarity: Transparent/Translucent
Content: 1 pc
Price: $ 35.02
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ID: 718552
Weight: 6.70ct
Size: 12 x 12 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 25.13
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ID: 429868
Weight: 1.83ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 36.24
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ID: 565172
Weight: 0.16ct (total)
Size: 2.8 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 350.23
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ID: 548257
Weight: 14.47ct
Size: 16.5 x 12.7 mm
Clarity: Translucent
Content: 1 pc
Price: $ 573.01
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ID: 401367
Weight: 22.27ct
Size: 20 x 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 40.08
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ID: 563565
Weight: 0.79ct
Size: 7 x 5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 17.72
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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

Love, and have always loved, your website.

Posted By Aberabic in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very good Hoping you will increase your inventory especially in the 6mmThanks

Posted By Ibie in February, 2025
Source: Bizrate

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
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
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Overall Rating -> 10 star ratings

Gem Select has a user friendly website and the product is very good as is the price. The gems are described accurately and I always get what I think I'm getting.

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

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

looked at pink stones and at sapphires bought some sapphires. I love looking and collecting gemstones..

Posted By Steven M. in February, 2025
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Overall Rating -> 10 star ratings

Muy serios y muy oportunos para el envo

Posted By Veronica in September, 2024
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Overall Rating -> 10 star ratings

Enjoyed shopping.

Posted By Chris in March, 2025
Source: Bizrate
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