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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: 713429
Weight: 17.58ct
Size: 20 x 15 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 147.67
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ID: 413683
Weight: 13.97ct
Size: 15 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 419.10
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ID: 745479
Weight: 0.82ct
Size: 7 x 5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 26.24
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ID: 531513
Weight: 1.74ct
Size: 6.9 x 6.6 mm
Clarity: VS
Content: 1 pc
Price: $ 122.26
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ID: 693795
Weight: 82.18ct
Size: 52 x 29.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 57.19
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ID: 551527
Weight: 34.24ct (total)
Size: 20 x 15 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 51.52
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ID: 728064
Weight: 0.53ct
Size: 5.1 x 4.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 3.18
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ID: 642940
Weight: 4.30ct
Size: 12.7 x 8.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 21.26
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ID: 476849
Weight: 21.53ct
Size: 16.7 x 13.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 85.26
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ID: 700208
Weight: 34.30ct
Size: 24.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 18.53
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ID: 497092
Weight: 1.94ct
Size: 8.3 x 6.8 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 34.85
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ID: 742877
Weight: 4.11ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 184.95
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ID: 390805
Weight: 1.69ct (total)
Size: 5.2 x 4.2 mm
Clarity: VS
Content: 4 pcs
Price: $ 109.18
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ID: 681853
Weight: 0.17ct
Size: 3.5 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 97.44
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ID: 728146
Weight: 0.82ct
Size: 6.2 x 4.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 4.92
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ID: 497585
Weight: 1.81ct
Size: 8.4 x 6.9 mm
Clarity: VS
Content: 1 pc
Price: $ 47.78
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ID: 478035
Weight: 30.95ct
Size: 34.3 x 18 mm
Clarity: Opaque
Content: 1 pc
Price: $ 21.65
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ID: 492283
Weight: 7.74ct
Size: 19.9 x 9.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 22.38
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ID: 475922
Weight: 3.42ct
Size: 10 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 24.01
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ID: 315162
Weight: 1.41ct
Size: 11.3 x 7.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 78.17
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ID: 300454
Weight: 20.92ct
Size: 25.5 x 14.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 193.30
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ID: 690540
Weight: 12.54ct (total)
Size: 18.4 x 15.8 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 294.49
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ID: 573674
Weight: 6.51ct
Size: 14 x 12 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 51.56
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ID: 690775
Weight: 0.90ct
Size: 5 x 5 mm (calibrated)
Clarity: SI-I1
Content: 1 pc
Price: $ 54.00
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ID: 725887
Weight: 1.30ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 12.48
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ID: 740697
Weight: 0.14ct (total)
Size: 4 x 2 mm (calibrated)
Clarity: VVS
Content: 2 pcs
Price: $ 586.25
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ID: 524920
Weight: 1.41ct
Size: 7.6 x 5.7 mm
Clarity: VS
Content: 1 pc
Price: $ 260.57
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ID: 667105
Weight: 1.85ct
Size: 9 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 37.94
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ID: 695565
Weight: 5.14ct
Size: 11.8 x 10.6 mm
Clarity: VS
Content: 1 pc
Price: $ 35.53
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ID: 728004
Weight: 0.03ct
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 12.37
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ID: 683580
Weight: 7.26ct
Size: 12.9 x 11.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 67.26
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ID: 513480
Weight: 4.37ct (total)
Size: 7 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 46.15
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ID: 371503
Weight: 6.10ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VS
Content: 6 pcs
Price: $ 40.26
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ID: 727930
Weight: 2.34ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 5.62
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ID: 674987
Weight: 22.99ct
Size: 28.6 x 19.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 20.69
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ID: 681900
Weight: 14.37ct
Size: 22.4 x 11.6 mm
Clarity: Transparent
Content: 1 pc
Price: $ 137.95
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ID: 310306
Weight: 0.95ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 50.16
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ID: 655854
Weight: 0.88ct
Size: 7.3 x 3.9 mm
Clarity: VVS
Content: 1 pc
Price: $ 21.12
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ID: 713648
Weight: 19.32ct
Size: 20 x 15 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 162.29
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ID: 634188
Weight: 12.01ct
Size: 23.6 x 14.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 54.94
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ID: 410223
Weight: 6.08ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 40.13
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ID: 677115
Weight: 39.11ct
Size: 29.1 x 26 mm
Clarity: Transparent
Content: 1 pc
Price: $ 22.79
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ID: 431306
Weight: 1.33ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 14.03
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ID: 712694
Weight: 1.02ct
Size: 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 20.36
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ID: 491915
Weight: 66.71ct (total)
Size: 22.1 x 17.6 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 78.37
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ID: 708176
Weight: 2.74ct (total)
Size: 6.5 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 56.59
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ID: 527251
Weight: 8.53ct (total)
Size: 15 x 10 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 16.10
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ID: 725327
Weight: 0.71ct
Size: 13.7 x 2.5 mm
Clarity: VVS
Content: 1 pc
Price: $ 29.82
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ID: 548160
Weight: 0.78ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 234.00
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ID: 451188
Weight: 1.47ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 13.58
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ID: 479451
Weight: 2.41ct (total)
Size: 10 x 5.2 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 25.45
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ID: 696803
Weight: 0.67ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 4.02
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ID: 718101
Weight: 1.00ct
Size: 5.9 x 4.8 mm
Clarity: VS
Content: 1 pc
Price: $ 30.00
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ID: 529157
Weight: 1.66ct
Size: 7.9 x 6.4 mm
Clarity: VS
Content: 1 pc
Price: $ 32.87
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ID: 713782
Weight: 1.34ct
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 11.26
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ID: 394636
Weight: 1.12ct
Size: 7.1 x 5.3 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 55.06
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ID: 728144
Weight: 1.17ct
Size: 6.3 x 5.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 7.02
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ID: 742942
Weight: 2.04ct
Size: 9 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 285.60
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ID: 505360
Weight: 1.86ct
Size: 9 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 17.18
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ID: 650175
Weight: 4.59ct
Size: 14 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 3.25
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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 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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Site is easy to navigate and the variety is great and how often new products are added is also great.

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All good

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My whole experience is great.

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Love beauty, color, quality, and price of these gems. Personal projects and will come here soon and everytime.

Posted By Darkstar in June, 2025
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All these questions, and I don't have to give any blood. What a Deal... I absolutely enjoy the Gem Select emails every month. This one today was special. I always say, I'll know it when I see it. This stone today was the One. Odd and Intriguing. Thank You So Much for all that you do.

Posted By G.W. in June, 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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easy site to navigate

Posted By Curt's Cabochons in June, 2025
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