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

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ID: 693256
Weight: 8.35ct
Size: 12 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 20.04
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ID: 462375
Weight: 6.70ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 44.22
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ID: 361820
Weight: 22.63ct (total)
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 29.87
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ID: 357709
Weight: 4.05ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 10 pcs
Price: $ 26.74
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ID: 608427
Weight: 9.13ct (total)
Size: 12 x 10 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 168.72
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ID: 705220
Weight: 0.30ct
Size: 4.2 x 3.1 mm
Clarity: SI
Content: 1 pc
Price: $ 12.24
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ID: 711642
Weight: 1.66ct
Size: 10 x 5 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 4.43
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ID: 706910
Weight: 2.18ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 5.23
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ID: 708422
Weight: 2.62ct
Size: 15.4 x 9.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 79.36
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ID: 693506
Weight: 5.28ct
Size: 10 x 8 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 175.07
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ID: 712392
Weight: 18.08ct
Size: 21.2 x 16.1 mm
Clarity: VVS
Content: 1 pc
Price: $ 151.87
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ID: 650680
Weight: 27.55ct
Size: 24.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 77.69
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ID: 687108
Weight: 5.43ct
Size: 13.7 x 13.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 16.03
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ID: 367993
Weight: 5.84ct
Size: 15.1 x 8.2 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 39.38
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ID: 674459
Weight: 5.63ct (total)
Size: 10 x 10 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 47.29
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ID: 689005
Weight: 4.18ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 23.03
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ID: 555846
Weight: 0.87ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 6.89
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ID: 474222
Weight: 1.77ct
Size: 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 16.36
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ID: 737418
Weight: 5.45ct
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 32.70
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ID: 306222
Weight: 5.26ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: Transparent/Translucent
Content: 2 pcs
Price: $ 34.72
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ID: 480778
Weight: 2.17ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VS
Content: 4 pcs
Price: $ 18.23
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ID: 316156
Weight: 4.70ct (total)
Size: 8 x 5 mm (calibrated)
Clarity: VVS
Content: 6 pcs
Price: $ 34.13
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ID: 699023
Weight: 3.47ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 29.15
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ID: 502123
Weight: 1.59ct
Size: 14.4 x 3.9 mm
Clarity: VS
Content: 1 pc
Price: $ 52.48
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ID: 364411
Weight: 1.08ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 57.02
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ID: 639109
Weight: 1.32ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS
Content: 2 pcs
Price: $ 11.09
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ID: 625255
Weight: 2.00ct
Size: 8.4 x 7 mm
Clarity: VS
Content: 1 pc
Price: $ 40.84
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ID: 326295
Weight: 5.39ct (total)
Size: 8.7 x 7.7 mm
Clarity: Transparent/Translucent
Content: 2 pcs
Price: $ 19.21
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ID: 721574
Weight: 0.73ct
Size: 6.5 x 4.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 29.20
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ID: 449869
Weight: 2.41ct
Size: 10 x 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 15.91
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ID: 737379
Weight: 2.26ct
Size: 9 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 101.70
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ID: 667098
Weight: 1.91ct
Size: 9 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 39.17
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ID: 464163
Weight: 4.14ct
Size: 11 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 8.20
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ID: 680920
Weight: 1.24ct
Size: 6 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 37.20
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ID: 745408
Weight: 16.57ct
Size: 20 x 15 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 132.56
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ID: 727868
Weight: 3.42ct
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 8.21
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ID: 726917
Weight: 0.74ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 22.20
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ID: 492745
Weight: 5.80ct
Size: 14 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 41.95
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ID: 559178
Weight: 1.36ct (total)
Size: 6.7 x 3.7 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 5.17
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ID: 600553
Weight: 2.90ct
Size: 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 37.90
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ID: 636955
Weight: 25.49ct (total)
Size: 20.2 x 10.1 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 91.76
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ID: 552950
Weight: 1.76ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 10.60
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ID: 572179
Weight: 2.78ct
Size: 10 x 10 mm (calibrated)
Clarity: VS
Price: $ 25.69
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ID: 711528
Weight: 4.47ct
Size: 12 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 64.37
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ID: 704400
Weight: 0.66ct
Size: 10.1 x 3.2 mm
Clarity: VVS
Content: 1 pc
Price: $ 21.70
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ID: 648875
Weight: 7.97ct (total)
Size: 12 x 8 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 14.35
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ID: 440405
Weight: 1.07ct
Size: 5.6 x 4.9 mm
Clarity: VS
Content: 1 pc
Price: $ 39.55
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ID: 723768
Weight: 4.12ct
Size: 12 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 39.55
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ID: 480283
Weight: 5.55ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 51.29
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ID: 714164
Weight: 0.86ct (total)
Size: 4.3 mm
Clarity: VS-SI
Content: 2 pcs
Price: $ 25.80
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ID: 471479
Weight: 50.43ct
Size: 36.9 x 27.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 41.28
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ID: 474616
Weight: 22.91ct (total)
Size: 20.9 x 12.6 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 54.43
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ID: 386909
Weight: 5.48ct (total)
Size: 17.6 x 7.8 mm
Clarity: Transparent
Content: 3 pcs
Price: $ 48.76
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ID: 457220
Weight: 1.84ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 17.00
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ID: 511713
Weight: 1.22ct
Size: 10 x 5.2 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 56.36
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ID: 384639
Weight: 14.79ct
Size: 19.4 x 16.1 mm
Clarity: Translucent
Content: 1 pc
Price: $ 39.05
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ID: 459548
Weight: 4.78ct
Size: 12 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 9.47
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ID: 584857
Weight: 0.68ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 23.34
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ID: 581767
Weight: 29.99ct
Size: 19.7 x 19.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 43.15
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ID: 674852
Weight: 2.98ct
Size: 10 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 25.03
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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

easy site to navigate

Posted By Curt's Cabochons in June, 2025
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Overall Rating -> 10 star ratings

It's always a pleasure doing business with Gem Select. Outstanding products ant very reasonable prices. Thank You One and All.

Posted By G.W. or Bakyow in July, 2025
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Overall Rating -> 10 star ratings

I love the quality, package and info of your gems.

Posted By Diana in April, 2025
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Overall Rating -> 9 star ratings

It was great!

Posted By Annie in September, 2025
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Overall Rating -> 10 star ratings

Have made 2 purchases so far from GemSelect and they have been amazing! Anytime I requested additional info, videos or pictures of a particular item, the response was always timely and helpful. This is a great place to buy, if you are looking for loose stones. Highly recommend!

Posted By Britnee Rose in September, 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 -> 10 star ratings

It was my second time so I understand what it is to do

Posted By Ibie in February, 2025
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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 -> 10 star ratings

I always purchase my stones from GemSelect, their products are high quality and customer service is always great. I also like the fact that I am able to purchase unique items

Posted By Desperaux in November, 2025
Source: Bizrate
Enlarged Gemstone Image