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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: 613436
Weight: 0.44ct
Size: 5 x 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 27.80
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ID: 551464
Weight: 1.53ct
Size: 7.7 x 5.1 mm
Clarity: Transparent
Content: 1 pc
Price: $ 5.76
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ID: 543384
Weight: 0.65ct
Size: 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 17.62
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ID: 576143
Weight: 16.74ct (total)
Size: 19.2 x 13 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 46.62
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ID: 458401
Weight: 1.40ct (total)
Size: 4.3 x 3.5 mm
Clarity: VS
Content: 4 pcs
Price: $ 184.80
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ID: 516195
Weight: 23.82ct (total)
Size: 20.9 x 12.8 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 27.98
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ID: 554211
Weight: 0.93ct
Size: 7.9 x 5.6 mm
Clarity: SI
Content: 1 pc
Price: $ 24.55
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ID: 455517
Weight: 24.67ct (total)
Size: 20 x 12.4 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 32.57
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ID: 600537
Weight: 2.60ct
Size: 9 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 24.02
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ID: 658435
Weight: 28.73ct
Size: 22.9 x 22.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 42.06
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ID: 719309
Weight: 0.85ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 7.14
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ID: 560983
Weight: 0.87ct (total)
Size: 4.2 x 4.2 mm
Clarity: VS
Content: 2 pcs
Price: $ 8.04
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ID: 381192
Weight: 1.30ct (total)
Size: 3.6 x 3.6 mm
Clarity: VS
Content: 4 pcs
Price: $ 33.34
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ID: 673719
Weight: 6.61ct
Size: 15 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 95.09
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ID: 482406
Weight: 41.63ct
Size: 38.6 x 31.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 30.23
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ID: 492427
Weight: 8.01ct
Size: 20 x 15 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 30.13
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ID: 618136
Weight: 4.36ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 143.88
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ID: 526659
Weight: 1.08ct (total)
Size: 8.1 x 4.1 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 11.40
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ID: 705708
Weight: 28.06ct (total)
Size: 22.9 x 14 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 33.67
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ID: 474214
Weight: 1.72ct
Size: 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 15.89
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ID: 637121
Weight: 0.86ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 45.41
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ID: 643500
Weight: 1.58ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 4.18
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ID: 691650
Weight: 19.59ct
Size: 24 x 21.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 14.10
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ID: 618057
Weight: 15.67ct (total)
Size: 18 x 13 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 37.61
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ID: 689608
Weight: 2.05ct
Size: 10 x 8 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 11.29
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ID: 348566
Weight: 2.22ct
Size: 15.6 x 4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 73.26
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ID: 677109
Weight: 15.24ct
Size: 22.6 x 18.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 21.04
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ID: 705735
Weight: 0.75ct
Size: 6 x 6 mm (calibrated)
Clarity: VVS
Price: $ 6.30
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ID: 376470
Weight: 2.41ct
Size: 7.9 x 6.8 mm
Clarity: Transparent/Translucent
Content: 1 pc
Price: $ 17.03
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ID: 439876
Weight: 0.98ct
Size: 6.7 x 4.4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 36.22
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ID: 333533
Weight: 68.24ct (total)
Size: 23.5 x 19.3 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 1,171.00
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ID: 698913
Weight: 0.76ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Price: $ 6.38
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ID: 685314
Weight: 0.93ct (total)
Size: 5 x 4 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 39.06
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ID: 551042
Weight: 0.89ct
Size: 6.8 x 5.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 3.35
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ID: 546437
Weight: avg. 0.18 ct / each
Size: 3.5 mm (calibrated)
Clarity: VS
Price: $ 1.60
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ID: 636996
Weight: 2.24ct
Size: 9 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 10.75
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ID: 387991
Weight: 2.88ct (total)
Size: 4.6 x 4.6 mm
Clarity: VVS-VS
Content: 6 pcs
Price: $ 19.01
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ID: 737404
Weight: 1.99ct
Size: 9 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 89.55
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ID: 696114
Weight: 40.40ct
Size: 38.3 x 27.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 24.24
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ID: 604671
Weight: 2.98ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 86.54
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ID: 367379
Weight: 1.07ct
Size: 7.4 x 5.4 mm
Clarity: VVS
Content: 1 pc
Price: $ 124.43
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ID: 688958
Weight: 0.26ct
Size: 5 x 3 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 15.60
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ID: 479598
Weight: 2.34ct (total)
Size: 10 x 5 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 24.71
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ID: 737561
Weight: 1.81ct
Size: 8 x 6 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 10.86
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ID: 729892
Weight: 5.22ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 46.73
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ID: 680692
Weight: 3.07ct
Size: 10.9 x 6.7 mm
Clarity: SI
Content: 1 pc
Price: $ 92.10
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ID: 427449
Weight: 2.33ct (total)
Size: 9 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 18.46
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ID: 564613
Weight: 0.25ct
Size: 4 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 458.24
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ID: 687785
Weight: 10.79ct (total)
Size: 15 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 31.85
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ID: 712541
Weight: 3.72ct
Size: 12 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 9.91
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ID: 585370
Weight: 11.47ct
Size: 15.2 x 14.2 mm
Clarity: Translucent
Content: 1 pc
Price: $ 108.41
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ID: 682012
Weight: 0.53ct
Size: 5 x 5 mm (calibrated)
Clarity: VS
Price: $ 4.45
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ID: 664940
Weight: 1.19ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 12.85
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ID: 656207
Weight: 1.42ct
Size: 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 34.08
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ID: 578721
Weight: 2.63ct
Size: 8.7 x 7.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 17.36
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ID: 470292
Weight: 97.05ct
Size: 37.5 x 22.6 mm
Clarity: VVS
Content: 1 pc
Price: $ 160.13
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ID: 396011
Weight: 6.98ct (total)
Size: 8 x 8 mm (calibrated)
Clarity: VS-SI
Content: 2 pcs
Price: $ 342.01
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ID: 438110
Weight: 1.47ct
Size: 21.2 x 3.3 mm
Clarity: VVS
Content: 1 pc
Price: $ 44.10
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ID: 707095
Weight: 2.76ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 6.62
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ID: 418417
Weight: 12.12ct
Size: 14.3 x 13 mm
Clarity: Translucent
Content: 1 pc
Price: $ 24.00
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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 -> 9 star ratings

I think therea's no problem

Posted By Napoleon in August, 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

Very large selection from affordable to high end I will be coming back to shop again!

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

It's mostly good, only some item's are easier to find through the search than the menu

Posted By Wayne in July, 2025
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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 -> 9 star ratings

Nothing bad to report. Everything is as expected. The gems and the price are all very good.

Posted By Dafanatic in August, 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

Found a beautiful opal at a great price. I was not disappointed when it arrived. Even better in person.

Posted By Fried Rice in August, 2025
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Overall Rating -> 10 star ratings

Very professional site

Posted By JR in January, 2025
Source: Bizrate
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