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

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ID: 600534
Weight: 2.35ct
Size: 9 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 21.72
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ID: 709367
Weight: 2.31ct
Size: 14 x 7.1 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 19.40
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ID: 422871
Weight: 4.34ct
Size: 9.5 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 28.64
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ID: 640760
Weight: 0.24ct
Size: 5 x 3 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 11.52
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ID: 460450
Weight: 1.64ct
Size: 6.7 x 6 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 4,546.08
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ID: 694234
Weight: 0.84ct
Size: 8.2 x 4.1 mm
Clarity: VS
Content: 1 pc
Price: $ 25.20
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ID: 394100
Weight: 2.92ct (total)
Size: 7 x 5.3 mm
Clarity: VS
Content: 2 pcs
Price: $ 53.76
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ID: 331762
Weight: 11.47ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 4 pcs
Price: $ 75.71
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ID: 678775
Weight: 9.41ct
Size: 13.7 x 10.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 56.46
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ID: 481320
Weight: 18.89ct
Size: 20 x 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 18.71
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ID: 658688
Weight: 2.66ct
Size: 15.8 x 9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 9.58
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ID: 413702
Weight: 13.60ct
Size: 15 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 448.80
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ID: 393368
Weight: 1.08ct (total)
Size: 3 x 1.7 mm
Clarity: VS
Content: 20 pcs
Price: $ 78.41
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ID: 740702
Weight: 1.44ct
Size: 8.1 x 6.3 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 417.60
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ID: 418429
Weight: 10.93ct
Size: 16.9 x 12.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 21.65
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ID: 685506
Weight: 13.44ct
Size: 15.9 x 13.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 57.58
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ID: 631681
Weight: 0.89ct
Size: 7 x 5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 26.70
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ID: 408745
Weight: 7.37ct
Size: 13 mm (calibrated)
Clarity: VVS
Price: $ 12.56
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ID: 539876
Weight: 1.41ct
Size: 6 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 28.50
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ID: 691445
Weight: 0.62ct
Size: 4.7 x 4.5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 52.08
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ID: 481333
Weight: 23.08ct
Size: 30 x 22 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 22.85
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ID: 696199
Weight: 31.33ct
Size: 28.1 x 20.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 21.43
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ID: 448640
Weight: 8.23ct
Size: 18.4 x 10.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 27.17
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ID: 712679
Weight: 3.91ct
Size: 11 x 9 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 10.42
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ID: 390450
Weight: 1.10ct
Size: 8.2 x 5.5 mm
Clarity: VS
Content: 1 pc
Price: $ 55.06
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ID: 706489
Weight: 13.30ct
Size: 14 x 12.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 27.13
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ID: 396079
Weight: 3.64ct
Size: 8.5 x 8.4 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 96.10
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ID: 422610
Weight: 9.03ct
Size: 17.5 x 12.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 35.76
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ID: 721042
Weight: 0.48ct
Size: 8 x 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 4.03
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ID: 450740
Weight: 3.76ct
Size: 13 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 34.74
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ID: 515613
Weight: 24.15ct
Size: 30.2 x 20.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 40.57
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ID: 738787
Weight: 0.46ct
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 4.14
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ID: 435783
Weight: 6.34ct
Size: 15.1 x 10.8 mm
Clarity: Translucent
Content: 1 pc
Price: $ 20.75
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ID: 499216
Weight: 2.22ct
Size: 13.5 x 5.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 439.56
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ID: 546436
Weight: avg. 0.49 ct / each
Size: 5.5 x 4 mm
Clarity: VS-SI
Price: $ 15.22
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ID: 650714
Weight: 22.27ct
Size: 25 x 18 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 13.37
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ID: 517809
Weight: 14.86ct
Size: 22.1 x 10.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 17.46
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ID: 479402
Weight: 2.12ct (total)
Size: 9.9 x 4.9 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 22.39
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ID: 437932
Weight: 1.23ct
Size: 19.7 x 2.9 mm
Clarity: VS
Content: 1 pc
Price: $ 40.60
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ID: 409564
Weight: 8.08ct (total)
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 38.51
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ID: 699563
Weight: 28.02ct
Size: 32.9 x 17.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 23.53
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ID: 445886
Weight: 5.66ct
Size: 11 x 9 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 15.02
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ID: 712546
Weight: 5.18ct
Size: 16 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 13.80
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ID: 358183
Weight: 1.86ct
Size: 8.3 x 5.7 mm
Clarity: VVS
Content: 1 pc
Price: $ 49.36
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ID: 517456
Weight: 39.41ct
Size: 21.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 52.02
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ID: 725301
Weight: 17.65ct
Size: 23.8 x 14.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 63.54
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ID: 493972
Weight: 13.91ct
Size: 12.9 x 11.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 20.02
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ID: 433116
Weight: 1.62ct
Size: 7 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 27.37
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ID: 528889
Weight: 1.68ct
Size: 7.9 x 6.3 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 33.26
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ID: 699801
Weight: 1.18ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 11.33
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ID: 451556
Weight: 4.66ct (total)
Size: 2.1 mm (calibrated)
Clarity: VS
Content: 100 pcs
Price: $ 246.05
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ID: 688017
Weight: 4.42ct
Size: 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 12.94
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ID: 527705
Weight: 1.01ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 9.34
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ID: 693496
Weight: 10.87ct
Size: 12.5 x 12.3 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 360.41
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ID: 715550
Weight: 5.71ct (total)
Size: 10 x 10 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 54.82
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ID: 490138
Weight: 1.54ct
Size: 7.2 x 6.2 mm
Clarity: VS
Content: 1 pc
Price: $ 126.84
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ID: 745146
Weight: 2.91ct
Size: 10 x 8 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 36.78
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ID: 431487
Weight: 1.50ct
Size: 6 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 35.64
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ID: 696839
Weight: 17.97ct
Size: 22.5 x 17.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 12.29
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ID: 736673
Weight: 11.51ct
Size: 17 x 17 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 16.23
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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 filling a small treasure chest and picked a nice amethyst.

Posted By VinnyD in August, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

I did not have any problems

Posted By Clilrichard in January, 2025
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Overall Rating -> 10 star ratings

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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Overall Rating -> 10 star ratings

I have found GemSelect to have the best selections of quality stones at a reasonable price. I like the packaging and the report availability.

Posted By Sam in March, 2025
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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
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Overall Rating -> 9 star ratings

Very easy to navigate with a great selection.

Posted By Bar181 in August, 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 -> 9 star ratings

I wish there were options for jewelry settings

Posted By Tim in May, 2025
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Overall Rating -> 10 star ratings

I love the ability to choose from many options of shapes, gemstone type, color, and so forth. It is fun!

Posted By Geof in November, 2025
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