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

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ID: 597438
Weight: 1.33ct
Size: 7 x 5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 23.94
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ID: 518268
Weight: 38.02ct
Size: 24 x 17.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 44.66
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ID: 547384
Weight: 1.17ct
Size: 6.5 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 7.32
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ID: 479584
Weight: 5.89ct (total)
Size: 4.5 x 4.5 mm
Clarity: Translucent
Content: 20 pcs
Price: $ 8.23
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ID: 578587
Weight: 15.09ct
Size: 23.3 x 16 mm
Clarity: Opaque
Content: 1 pc
Price: $ 29.88
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ID: 363997
Weight: 17.32ct
Size: 25 x 18 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 34.30
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ID: 361815
Weight: 25.94ct (total)
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 34.24
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ID: 691357
Weight: 0.72ct
Size: 4.9 x 4.4 mm
Clarity: VS
Content: 1 pc
Price: $ 60.48
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ID: 342037
Weight: 4.12ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VS
Content: 10 pcs
Price: $ 38.06
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ID: 386964
Weight: 7.09ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 56.15
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ID: 636237
Weight: 9.42ct
Size: 16 x 12 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 79.13
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ID: 474107
Weight: 1.76ct
Size: 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 16.26
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ID: 439652
Weight: 8.10ct
Size: 14 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 160.38
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ID: 604891
Weight: 5.11ct (total)
Size: 7 x 7 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 7.90
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ID: 739119
Weight: 1.07ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 9.63
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ID: 409417
Weight: 7.01ct (total)
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 33.41
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ID: 585686
Weight: 5.59ct
Size: 14.4 x 11 mm
Clarity: Transparent
Content: 1 pc
Price: $ 36.90
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ID: 673981
Weight: 12.29ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 176.82
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ID: 380366
Weight: 14.17ct
Size: 25.4 x 12.2 mm
Clarity: Transparent
Content: 1 pc
Price: $ 28.07
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ID: 716884
Weight: 1.57ct
Size: 8 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 6,280.00
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ID: 727465
Weight: 0.27ct
Size: 4.1 x 3.1 mm
Clarity: VS
Content: 1 pc
Price: $ 11.34
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ID: 493124
Weight: 4.83ct
Size: 14 x 10 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 34.94
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ID: 720994
Weight: 0.44ct
Size: 8 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 3.70
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ID: 479931
Weight: 4.09ct
Size: 10 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 34.36
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ID: 612266
Weight: 0.55ct
Size: 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 34.75
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ID: 450785
Weight: 6.68ct
Size: 13 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 61.73
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ID: 431635
Weight: 1.48ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 15.61
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ID: 678855
Weight: 0.95ct
Size: 6.2 x 5.2 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 79.80
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ID: 603158
Weight: 1.27ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 28.50
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ID: 745490
Weight: 1.17ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 37.44
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ID: 479088
Weight: 1.77ct (total)
Size: 10 x 4.9 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 18.70
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ID: 592890
Weight: 0.84ct
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 33.26
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ID: 700974
Weight: 0.45ct
Size: 4.5 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 27.00
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ID: 434854
Weight: 34.65ct
Size: 31.6 x 19.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 45.74
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ID: 701518
Weight: 22.86ct
Size: 17.3 x 15.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 137.16
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ID: 414901
Weight: 6.65ct
Size: 11 x 11 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 43.90
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ID: 714088
Weight: 1.33ct (total)
Size: 5 mm (calibrated)
Clarity: SI
Content: 2 pcs
Price: $ 39.90
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ID: 498894
Weight: 2.04ct (total)
Size: 5 x 4 mm (calibrated)
Clarity: VS-SI
Content: 4 pcs
Price: $ 269.28
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ID: 529698
Weight: 11.87ct
Size: 18 x 14.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 28.12
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ID: 700478
Weight: 0.53ct
Size: 4.5 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 31.80
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ID: 485886
Weight: 6.83ct
Size: 13.6 x 11.1 mm
Clarity: Translucent
Content: 1 pc
Price: $ 57.37
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ID: 513253
Weight: 0.83ct
Size: 6.4 x 4.9 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 60.26
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ID: 377731
Weight: 3.90ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 4 pcs
Price: $ 99.92
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ID: 475499
Weight: 6.37ct
Size: 16 x 12 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 58.86
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ID: 478133
Weight: 27.42ct
Size: 35.1 x 20.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 19.18
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ID: 363149
Weight: 40.10ct
Size: 24.6 x 20.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 79.40
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ID: 542991
Weight: 7.66ct
Size: 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 118.60
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ID: 732811
Weight: 0.76ct
Size: 5 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 18.24
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ID: 539887
Weight: 1.15ct
Size: 6 x 6 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 23.24
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ID: 522141
Weight: 24.87ct
Size: 30.3 x 23.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 25.28
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ID: 658159
Weight: 7.65ct
Size: 14 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 9.18
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ID: 683982
Weight: 2.10ct (total)
Size: 6 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 3.02
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ID: 697528
Weight: 5.85ct
Size: 15.2 x 9.1 mm
Clarity: VVS
Content: 1 pc
Price: $ 42.12
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ID: 649871
Weight: 8.35ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 5.92
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ID: 524806
Weight: 50.90ct
Size: 33 mm
Clarity: Opaque
Content: 1 pc
Price: $ 221.05
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ID: 418588
Weight: 5.97ct
Size: 16.4 x 10.8 mm
Clarity: Translucent
Content: 1 pc
Price: $ 11.83
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ID: 681984
Weight: 11.68ct
Size: 15.7 x 12.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 70.08
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ID: 699276
Weight: 1.62ct
Size: 6.8 x 6.3 mm
Clarity: Transparent
Content: 1 pc
Price: $ 9.72
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ID: 325566
Weight: 1.45ct (total)
Size: 3.7 mm
Clarity: VVS-VS
Content: 6 pcs
Price: $ 174.00
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ID: 712787
Weight: 10.20ct
Size: 16 x 12 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 27.17
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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

Gem Select has a user friendly website and the product is very good as is the price. The gems are described accurately and I always get what I think I'm getting.

Posted By Happy Customer in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

excellent deals-excellent service-fair prices

Posted By JD in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

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
Source: Bizrate

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 -> 8 star ratings

everything was fine

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

A pleasant experience and many choices to choose from

Posted By Krackenking in November, 2025
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Overall Rating -> 10 star ratings

I have been very happy with my prior purchases and enjoy the website experience.

Posted By Trouble in November, 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

I am filling a small treasure chest and picked a nice amethyst.

Posted By VinnyD in August, 2025
Source: Bizrate
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