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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: 525229
Weight: 28.03ct
Size: 23.7 x 18.3 mm
Clarity: Transparent
Content: 1 pc
Price: $ 61.06
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ID: 704918
Weight: 1.44ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 43.20
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ID: 645435
Weight: 1.42ct
Size: 8.9 x 3.5 mm
Clarity: VS
Content: 1 pc
Price: $ 20.48
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ID: 551156
Weight: 22.68ct (total)
Size: 18.7 x 12.9 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 34.14
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ID: 577703
Weight: 8.05ct
Size: 18.4 x 11.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 11.26
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ID: 463003
Weight: 4.07ct
Size: 14 x 10 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 32.23
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ID: 407852
Weight: 3.41ct
Size: 12.4 x 7.3 mm
Clarity: VS
Content: 1 pc
Price: $ 135.04
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ID: 745534
Weight: 1.01ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 23.23
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ID: 714406
Weight: 0.71ct
Size: 5 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 21.30
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ID: 712816
Weight: 3.95ct
Size: 12 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 10.52
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ID: 715336
Weight: 6.78ct
Size: 12.6 x 9.8 mm
Clarity: VS
Content: 1 pc
Price: $ 976.32
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ID: 540029
Weight: 0.79ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 8.34
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ID: 533348
Weight: 2.05ct
Size: 8.4 x 7 mm
Clarity: VS
Content: 1 pc
Price: $ 38.58
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ID: 620833
Weight: 1.19ct (total)
Size: 5.9 x 5.7 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 10.99
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ID: 472753
Weight: 7.33ct
Size: 13 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 101.50
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ID: 609046
Weight: 3.59ct
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 66.35
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ID: 589772
Weight: 2.82ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 85.02
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ID: 640740
Weight: 1.07ct
Size: 6.8 x 5.7 mm
Clarity: Transparent
Content: 1 pc
Price: $ 7.07
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ID: 604619
Weight: 1.24ct
Size: 7 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 11.46
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ID: 724678
Weight: 0.31ct
Size: 4.5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 52.08
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ID: 689090
Weight: 1.88ct (total)
Size: 9.1 x 5.1 mm
Clarity: VS
Content: 2 pcs
Price: $ 18.05
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ID: 460656
Weight: 4.50ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 41.58
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ID: 658421
Weight: 4.59ct
Size: 16.9 x 11.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 16.52
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ID: 672222
Weight: 2.83ct
Size: 10 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 23.77
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ID: 744748
Weight: 0.77ct
Size: 5.9 x 5.3 mm
Clarity: VS
Content: 1 pc
Price: $ 77.00
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ID: 734978
Weight: 13.24ct (total)
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 66.20
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ID: 460025
Weight: 4.27ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 39.46
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ID: 376662
Weight: 4.16ct (total)
Size: 8.7 x 7.8 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 32.34
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ID: 431170
Weight: 1.43ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 15.08
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ID: 677853
Weight: 0.29ct
Size: 3.2 x 3.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 174.00
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ID: 475561
Weight: 22.47ct
Size: 27 x 20 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 44.50
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ID: 716439
Weight: 21.19ct
Size: 18 x 18 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 203.42
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ID: 600580
Weight: 35.50ct
Size: 34 x 19.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 26.71
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ID: 674677
Weight: 13.36ct
Size: 27 x 18.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 12.02
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ID: 533402
Weight: 1.44ct
Size: 8 x 8 mm (calibrated)
Clarity: VS
Price: $ 11.46
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ID: 710784
Weight: 20.45ct
Size: 22.4 x 14.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 36.82
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ID: 699084
Weight: 0.96ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 8.06
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ID: 699015
Weight: 0.63ct
Size: 5.1 x 4.5 mm
Clarity: VS
Content: 1 pc
Price: $ 37.80
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ID: 516177
Weight: 22.78ct
Size: 17.3 x 14.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 26.76
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ID: 474551
Weight: 21.93ct
Size: 28.8 x 28.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 28.94
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ID: 545744
Weight: 0.83ct
Size: 5.9 x 5.1 mm
Clarity: VS
Content: 1 pc
Price: $ 49.42
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ID: 453856
Weight: 2.53ct
Size: 12.5 x 7 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 23.38
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ID: 329082
Weight: 37.62ct
Size: 20 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 57.78
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ID: 518954
Weight: avg. 0.49 ct / each
Size: 4.6 x 4.6 mm
Clarity: VVS-VS
Price: $ 2.69
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ID: 608484
Weight: 7.34ct (total)
Size: 10 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 135.65
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ID: 743002
Weight: 2.93ct
Size: 12 x 8 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 131.85
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ID: 382724
Weight: 19.33ct
Size: 18.1 x 12.2 mm
Clarity: Transparent
Content: 1 pc
Price: $ 409.27
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ID: 413638
Weight: 3.61ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 29.70
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ID: 502132
Weight: 2.18ct
Size: 15.3 x 4.9 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 71.94
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ID: 480323
Weight: 7.95ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: Translucent
Content: 10 pcs
Price: $ 16.79
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ID: 631642
Weight: 4.45ct
Size: 12 x 10 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 53.40
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ID: 490916
Weight: 4.67ct (total)
Size: 6 mm (calibrated)
Clarity: VS
Content: 5 pcs
Price: $ 55.00
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ID: 559060
Weight: 2.00ct
Size: 7 x 7 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 41.05
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ID: 693538
Weight: 0.57ct
Size: 5.7 x 4.3 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 34.20
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ID: 721319
Weight: 0.81ct
Size: 6.5 x 4.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 38.88
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ID: 463965
Weight: 5.13ct
Size: 12 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 10.16
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ID: 713696
Weight: 15.44ct
Size: 18 x 13 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 129.70
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ID: 464416
Weight: 4.27ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VS
Content: 10 pcs
Price: $ 39.46
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ID: 640474
Weight: 0.28ct
Size: 5 x 3 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 13.44
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ID: 393281
Weight: 3.71ct
Size: 9.6 x 9.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 24.49
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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

All items were delivered on time with all items meeting or exceeding my expectations. Cut, clarity and color were very close to the photos and description.

Posted By Bob D in December, 2025
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Overall Rating -> 10 star ratings

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

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Had a great experience and the prices are great

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Very food

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Took a chance on purchasing my gemstones from Gemselect and was impressed. 10/10

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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

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Great for buying gemstones, came with authenticity certs. Will buy again someday!

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I have purchased stones from gem select in the past and have been very satisfied. I expect to repeat that experience with this purchase as well

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Overall Rating -> 10 star ratings

Easy to conduct search, good amount of stock to select from along with variety of prices.

Posted By Que in June, 2025
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