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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: 699638
Weight: 0.85ct
Size: 5.7 x 4.6 mm
Clarity: SI
Content: 1 pc
Price: $ 51.00
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ID: 686828
Weight: 3.01ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 3.61
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ID: 648889
Weight: 16.12ct
Size: 23 x 18.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 9.29
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ID: 708812
Weight: 3.89ct
Size: 14.5 x 10.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 98.18
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ID: 567097
Weight: 53.26ct
Size: 36 x 24.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 120.22
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ID: 644083
Weight: 4.06ct (total)
Size: 8 x 8 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 10.72
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ID: 662745
Weight: 3.71ct (total)
Size: 8 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 31.16
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ID: 571500
Weight: 1.80ct
Size: 12.1 x 5.1 mm
Clarity: VS
Content: 1 pc
Price: $ 11.88
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ID: 612893
Weight: 0.82ct
Size: 6.5 x 4.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 3.79
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ID: 436346
Weight: 2.78ct (total)
Size: 5 mm (calibrated)
Clarity: VS
Content: 4 pcs
Price: $ 110.09
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ID: 438008
Weight: 2.23ct
Size: 8.5 x 7 mm
Clarity: VS
Content: 1 pc
Price: $ 103.03
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ID: 650563
Weight: 18.34ct
Size: 22.9 x 21.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 11.00
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ID: 718230
Weight: 1.48ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS
Content: 2 pcs
Price: $ 44.40
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ID: 422798
Weight: 0.70ct
Size: 6.6 x 3.9 mm
Clarity: VS
Content: 1 pc
Price: $ 26.84
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ID: 714569
Weight: 0.32ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 17.28
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ID: 577705
Weight: 7.31ct
Size: 17.9 x 12.2 mm
Clarity: Transparent
Content: 1 pc
Price: $ 10.24
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ID: 504815
Weight: 11.23ct
Size: 18 x 13 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 103.76
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ID: 520639
Weight: 1.27ct
Size: 9.9 x 5.1 mm
Clarity: VS
Content: 1 pc
Price: $ 70.40
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ID: 662181
Weight: 1.75ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 4.22
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ID: 558526
Weight: 2.29ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 8.71
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ID: 479546
Weight: 2.12ct (total)
Size: 10.2 x 5.2 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 22.39
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ID: 720787
Weight: 0.58ct
Size: 8 x 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 4.87
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ID: 548084
Weight: 2.58ct
Size: 11.5 x 6.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 17.03
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ID: 500837
Weight: 6.45ct
Size: 14 x 10 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 49.98
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ID: 457227
Weight: 1.88ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 17.38
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ID: 457143
Weight: 1.71ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 15.80
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ID: 479291
Weight: 2.30ct (total)
Size: 10.1 x 5.1 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 24.29
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ID: 311862
Weight: 1.59ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 83.95
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ID: 384286
Weight: 22.11ct (total)
Size: 16 x 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 87.55
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ID: 644417
Weight: 2.40ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 6.34
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ID: 643812
Weight: 2.64ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 6.97
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ID: 670653
Weight: 0.33ct
Size: 4.5 x 3.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 11.88
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ID: 573141
Weight: 4.45ct (total)
Size: 12 x 6 mm
Clarity: VVS
Content: 2 pcs
Price: $ 46.99
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ID: 623793
Weight: 1.07ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 77.69
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ID: 369621
Weight: 7.59ct
Size: 12 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 32.46
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ID: 442154
Weight: 3.80ct (total)
Size: 7 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 100.32
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ID: 479084
Weight: 2.44ct (total)
Size: 10 x 5.1 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 25.76
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ID: 453791
Weight: 2.30ct
Size: 11.7 x 7.1 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 21.25
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ID: 693520
Weight: 41.67ct
Size: 39.6 x 11.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 15.00
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ID: 664684
Weight: 1.57ct
Size: 7 x 5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 33.91
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ID: 384012
Weight: 6.53ct
Size: 13 x 11 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 460.12
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ID: 531237
Weight: 3.49ct
Size: 9 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 29.32
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ID: 389502
Weight: 3.00ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 4 pcs
Price: $ 144.00
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ID: 651069
Weight: 1.98ct
Size: 9 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 16.63
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ID: 696806
Weight: 0.66ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS
Price: $ 3.96
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ID: 688664
Weight: 0.22ct
Size: 4 x 3 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 13.20
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ID: 446028
Weight: 5.53ct
Size: 14.3 x 10.3 mm
Clarity: VVS
Content: 1 pc
Price: $ 40.37
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ID: 651835
Weight: 5.28ct
Size: 14.4 x 9.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 16.42
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ID: 672690
Weight: 1.10ct
Size: 6.5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 26.40
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ID: 684003
Weight: 0.44ct
Size: 5 x 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 18.48
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ID: 718841
Weight: 4.57ct
Size: 9.2 x 8.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 137.10
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ID: 446985
Weight: 1.92ct
Size: 7.8 x 7 mm
Clarity: VS
Content: 1 pc
Price: $ 90.73
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ID: 326366
Weight: 4.75ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: Transparent/Translucent
Content: 2 pcs
Price: $ 16.92
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ID: 368228
Weight: 3.09ct (total)
Size: 6.5 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 20.23
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ID: 590761
Weight: 6.45ct
Size: 12.8 x 9.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 60.71
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ID: 729870
Weight: 1.74ct
Size: 7 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 292.32
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ID: 432065
Weight: 2.08ct
Size: 7 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 68.64
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ID: 395218
Weight: 5.36ct
Size: 11.6 x 11.2 mm
Clarity: Transparent
Content: 1 pc
Price: $ 32.16
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ID: 376472
Weight: 2.00ct
Size: 7.7 x 6.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 15.55
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ID: 572482
Weight: 2.92ct
Size: 10 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 26.98
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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 enjoy doing buisness with GemSelect. It is always a pleasure and you get what you ordered!

Posted By Ballpark in December, 2024
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
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 found what I was looking for...had to look up millimeters to inches. It would be nice to see something, like a quarter, in the pix to show relative size. I plan on buy loose gemstones for every month in the calendar

Posted By TheP in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Good selection, trusted quality. What I have purchased has always been as discribed.

Posted By Sterling in November, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I searched for the size, dimensions and quality of the stones I was looking for and then compared and ordered.

Posted By Tim in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

very good

Posted By Son Gift in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

It was easy to navigate

Posted By GemGod in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Awesome

Posted By D in December, 2024
Source: Bizrate
Enlarged Gemstone Image