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

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ID: 698769
Weight: 2.11ct (total)
Size: 6.1 x 5.4 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 12.66
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ID: 722667
Weight: 14.91ct
Size: 23.2 x 13.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 125.24
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ID: 700576
Weight: 11.53ct
Size: 11 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 11.06
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ID: 737165
Weight: 40.21ct
Size: 38.4 x 12.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 4.02
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ID: 563606
Weight: 1.61ct
Size: 7 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 36.13
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ID: 452447
Weight: 0.80ct
Size: 5 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 36.96
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ID: 597738
Weight: 0.48ct
Size: 4.5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 17.60
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ID: 529150
Weight: 1.94ct
Size: 8.2 x 6.8 mm
Clarity: VS
Content: 1 pc
Price: $ 38.41
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ID: 514535
Weight: 16.21ct (total)
Size: 19.2 x 11.1 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 42.37
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ID: 694090
Weight: 31.17ct
Size: 35.6 x 10.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 3.74
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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: 648308
Weight: 1.17ct
Size: 6 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 26.68
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ID: 337578
Weight: 6.72ct (total)
Size: 4.5 mm (calibrated)
Clarity: Transparent
Content: 10 pcs
Price: $ 62.09
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ID: 602293
Weight: 2.60ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 24.02
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ID: 471021
Weight: 39.37ct
Size: 27.5 x 15.2 mm
Clarity: Translucent
Content: 1 pc
Price: $ 155.90
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ID: 312017
Weight: 2.28ct (total)
Size: 2.9 x 2.8 mm
Clarity: Transparent
Content: 20 pcs
Price: $ 51.17
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ID: 664693
Weight: 2.15ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 18.06
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ID: 712665
Weight: 4.33ct
Size: 12 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 62.35
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ID: 636959
Weight: 28.23ct (total)
Size: 20.2 x 10.2 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 101.63
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ID: 645952
Weight: 12.27ct
Size: 24.8 x 13.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 38.28
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ID: 552298
Weight: 10.77ct
Size: 20 x 15 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 28.43
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ID: 519139
Weight: 1.61ct
Size: 9 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 148.76
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ID: 451094
Weight: 1.42ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 13.12
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ID: 389491
Weight: 3.59ct (total)
Size: 7.9 x 6.9 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 23.70
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ID: 740678
Weight: 0.07ct
Size: 4.1 x 2.1 mm
Clarity: VVS
Content: 1 pc
Price: $ 293.12
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ID: 448557
Weight: 1.10ct
Size: 7.4 x 5.3 mm
Clarity: VS
Content: 1 pc
Price: $ 699.86
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ID: 722752
Weight: 20.60ct
Size: 24.3 x 13.4 mm
Clarity: Translucent
Content: 1 pc
Price: $ 173.04
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ID: 431481
Weight: 1.72ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 18.13
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ID: 567453
Weight: 0.21ct (total)
Size: 3 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 452.32
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ID: 457915
Weight: 0.92ct
Size: 10.4 x 5.1 mm
Clarity: VVS
Content: 1 pc
Price: $ 97.15
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ID: 697884
Weight: 1.28ct
Size: 6.9 x 5.6 mm
Clarity: Transparent
Content: 1 pc
Price: $ 7.68
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ID: 690557
Weight: 24.92ct
Size: 22.4 x 18.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 585.22
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ID: 605044
Weight: 58.00ct
Size: 30.5 x 26.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 35.99
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ID: 608478
Weight: 3.51ct (total)
Size: 8 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 64.86
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ID: 686798
Weight: 1.08ct (total)
Size: 6.1 x 4.2 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 23.33
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ID: 693522
Weight: 36.80ct
Size: 39.1 x 11.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 13.25
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ID: 469747
Weight: 7.38ct (total)
Size: 13.4 x 9.4 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 14.62
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ID: 730072
Weight: 2.02ct
Size: 15.1 x 4.4 mm
Clarity: VS
Content: 1 pc
Price: $ 121.20
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ID: 712048
Weight: 60.94ct (total)
Size: 25.3 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 162.35
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ID: 709809
Weight: 1.08ct
Size: 6.9 x 5.3 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 19.34
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ID: 555606
Weight: 1.40ct
Size: 7 x 5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 36.96
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ID: 461279
Weight: 4.83ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 44.63
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ID: 348999
Weight: 2.47ct
Size: 23.5 x 4 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 74.10
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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: 491751
Weight: 62.15ct (total)
Size: 24.3 x 17.1 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 73.01
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ID: 714837
Weight: 15.68ct
Size: 19 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 40.64
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ID: 552520
Weight: 6.73ct
Size: 17 x 12 mm
Clarity: Transparent
Content: 1 pc
Price: $ 13.15
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ID: 389598
Weight: 2.91ct (total)
Size: 7.3 x 6.2 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 19.21
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ID: 541566
Weight: 4.94ct (total)
Size: 8.7 x 7.3 mm
Clarity: VS-SI
Content: 2 pcs
Price: $ 99.25
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ID: 713915
Weight: 0.83ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 13.94
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ID: 737498
Weight: 4.25ct
Size: 10 x 8.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 106.25
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ID: 743161
Weight: 3.53ct
Size: 12 x 8 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 158.85
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ID: 366387
Weight: 1.26ct
Size: 7.1 x 5.6 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 177.01
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ID: 718471
Weight: 0.02ct
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 19.20
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ID: 431708
Weight: 1.49ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 15.72
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ID: 710210
Weight: 1.90ct
Size: 13 x 5.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 5.54
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ID: 541602
Weight: 6.28ct
Size: 14.7 x 11.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 89.71
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ID: 483563
Weight: 1.40ct
Size: 7.1 x 6.2 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 120.12
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ID: 441125
Weight: 2.09ct
Size: 8 x 6.5 mm
Clarity: VS
Content: 1 pc
Price: $ 68.36
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ID: 531011
Weight: 3.75ct
Size: 9 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 34.66
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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 -> 8 star ratings

I visited several online loose stone shops trying to find rare stones. I finally found one that I've been looking for here, and very satisfied. Looking forward to receive the item in 3 weeks.

Posted By Atsu in December, 2025
Source: Bizrate

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
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

Have made 2 purchases so far from GemSelect and they have been amazing! Anytime I requested additional info, videos or pictures of a particular item, the response was always timely and helpful. This is a great place to buy, if you are looking for loose stones. Highly recommend!

Posted By Britnee Rose in September, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Enjoy every moment

Posted By Ferns in October, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

The site provided lots of detail, factual data, and good photos. I also like the availability of searching by price range as well as by the type of stone.

Posted By SLIntuitive Donna in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

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

Posted By Ibie in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Good selection, using for custom jewlery for my wife.

Posted By Smitty in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Had a great experience and the prices are great

Posted By BuBx99 in November, 2025
Source: Bizrate
Enlarged Gemstone Image