X
Gemstone Search

Your Details

Please fill in your email address

Please fill in a password

Forgot your password?

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

Untreated Gemstones Weight
Untreated Gemstones Size
Untreated Gemstones Clarity
Untreated Gemstones Price
Untreated Gemstones Treatment

Size Explained

Choose Size or Size Range
For Example: 6-7
For Example: 8-9
Bi-color Untreated Gemstones
Black Untreated Gemstones
Blue Untreated Gemstones
Brown Untreated Gemstones
Golden Untreated Gemstones
Gray Untreated Gemstones
Green Untreated Gemstones
Multicolor Untreated Gemstones
Orange Untreated Gemstones
Pink Untreated Gemstones
Purple Untreated Gemstones
Red Untreated Gemstones
Turquoise Untreated Gemstones
Violet Untreated Gemstones
White Untreated Gemstones
Yellow Untreated Gemstones
Single
Pairs
Lots
Faceted
Cabochons
Clear All
ID: 422982
Weight: 46.04ct (total)
Size: 15 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 48.61
Item in Stock
More Options & Item Details
Add to Cart
ID: 734682
Weight: 30.56ct
Size: 23.8 x 17 mm
Clarity: VVS
Content: 1 pc
Price: $ 293.38
Item in Stock
More Options & Item Details
Add to Cart
ID: 538011
Weight: 0.93ct
Size: 8.9 x 3.9 mm
Clarity: VS
Content: 1 pc
Price: $ 84.71
Item in Stock
More Options & Item Details
Add to Cart
ID: 698538
Weight: 0.86ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 7.22
Item in Stock
More Options & Item Details
Add to Cart
ID: 729872
Weight: 1.08ct
Size: 6.7 x 6.5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 181.44
Item in Stock
More Options & Item Details
Add to Cart
ID: 434013
Weight: 5.61ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: VVS
Content: 2 pcs
Price: $ 37.03
Item in Stock
More Options & Item Details
Add to Cart
ID: 725867
Weight: 0.66ct
Size: 6 x 6 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 6.34
Item in Stock
More Options & Item Details
Add to Cart
ID: 324254
Weight: 6.46ct
Size: 12 x 12 mm (calibrated)
Clarity: Transparent/Translucent
Content: 1 pc
Price: $ 21.32
Item in Stock
More Options & Item Details
Add to Cart
ID: 650706
Weight: 14.05ct
Size: 23.2 x 16 mm
Clarity: Opaque
Content: 1 pc
Price: $ 8.44
Item in Stock
More Options & Item Details
Add to Cart
ID: 687038
Weight: 6.15ct
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 7.38
Item in Stock
More Options & Item Details
Add to Cart
ID: 321926
Weight: 21.46ct
Size: 28.9 x 18.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 198.29
Item in Stock
More Options & Item Details
Add to Cart
ID: 497754
Weight: 3.36ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: Translucent
Content: 4 pcs
Price: $ 23.20
Item in Stock
More Options & Item Details
Add to Cart
ID: 555852
Weight: 0.72ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 5.70
Item in Stock
More Options & Item Details
Add to Cart
ID: 478676
Weight: 0.91ct
Size: 7.7 x 4.4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 38.50
Item in Stock
More Options & Item Details
Add to Cart
ID: 697492
Weight: 2.94ct
Size: 14 x 10 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 89.09
Item in Stock
More Options & Item Details
Add to Cart
ID: 422618
Weight: 8.61ct
Size: 18.9 x 14.1 mm
Clarity: Translucent
Content: 1 pc
Price: $ 34.09
Item in Stock
More Options & Item Details
Add to Cart
ID: 384350
Weight: 1.05ct
Size: 14.8 x 3.3 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 26.75
Item in Stock
More Options & Item Details
Add to Cart
ID: 668451
Weight: 27.92ct
Size: 45.7 x 8.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 167.52
Item in Stock
More Options & Item Details
Add to Cart
ID: 570185
Weight: 2.24ct
Size: 7 x 7 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 53.22
Item in Stock
More Options & Item Details
Add to Cart
ID: 711142
Weight: 19.11ct
Size: 21.2 x 16.1 mm
Clarity: VVS
Content: 1 pc
Price: $ 160.52
Item in Stock
More Options & Item Details
Add to Cart
ID: 433679
Weight: 5.30ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 34.98
Item in Stock
More Options & Item Details
Add to Cart
ID: 683523
Weight: 2.59ct
Size: 10.2 x 7.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 23.99
Item in Stock
More Options & Item Details
Add to Cart
ID: 485198
Weight: 3.40ct (total)
Size: 8.6 x 8.5 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 16.32
Item in Stock
More Options & Item Details
Add to Cart
ID: 453901
Weight: 0.80ct
Size: 9.7 x 4.5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 33.79
Item in Stock
More Options & Item Details
Add to Cart
ID: 445963
Weight: 5.63ct
Size: 14 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 14.94
Item in Stock
More Options & Item Details
Add to Cart
ID: 522793
Weight: 14.65ct
Size: 29.2 x 7.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 10.64
Item in Stock
More Options & Item Details
Add to Cart
ID: 338817
Weight: 5.44ct
Size: 12 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 57.44
Item in Stock
More Options & Item Details
Add to Cart
ID: 376784
Weight: 8.04ct (total)
Size: 8.1 x 7.3 mm
Clarity: Transparent
Content: 4 pcs
Price: $ 74.29
Item in Stock
More Options & Item Details
Add to Cart
ID: 376594
Weight: 1.82ct
Size: 8.4 x 7.2 mm
Clarity: Transparent
Content: 1 pc
Price: $ 14.15
Item in Stock
More Options & Item Details
Add to Cart
ID: 630147
Weight: 8.68ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 15.73
Item in Stock
More Options & Item Details
Add to Cart
ID: 690286
Weight: 35.56ct
Size: 27 x 20 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 50.40
Item in Stock
More Options & Item Details
Add to Cart
ID: 543858
Weight: 0.96ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 8.87
Item in Stock
More Options & Item Details
Add to Cart
ID: 453229
Weight: 1.24ct
Size: 7.6 x 5.7 mm
Clarity: VVS
Content: 1 pc
Price: $ 81.84
Item in Stock
More Options & Item Details
Add to Cart
ID: 605816
Weight: 21.87ct (total)
Size: 20.7 x 11.9 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 34.07
Item in Stock
More Options & Item Details
Add to Cart
ID: 721951
Weight: 0.65ct
Size: 8 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 11.70
Item in Stock
More Options & Item Details
Add to Cart
ID: 715536
Weight: 1.40ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 13.44
Item in Stock
More Options & Item Details
Add to Cart
ID: 688653
Weight: 0.87ct
Size: 8 x 5.7 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 26.10
Item in Stock
More Options & Item Details
Add to Cart
ID: 384468
Weight: 18.10ct
Size: 22.7 x 12.2 mm
Clarity: Translucent
Content: 1 pc
Price: $ 35.84
Item in Stock
More Options & Item Details
Add to Cart
ID: 691182
Weight: 3.03ct
Size: 8.7 x 8 mm
Clarity: VVS
Content: 1 pc
Price: $ 100.46
Item in Stock
More Options & Item Details
Add to Cart
ID: 678117
Weight: 4.42ct
Size: 23.5 x 8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 5.46
Item in Stock
More Options & Item Details
Add to Cart
ID: 465969
Weight: 5.46ct
Size: 13 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 10.81
Item in Stock
More Options & Item Details
Add to Cart
ID: 470805
Weight: 8.96ct
Size: 10.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 376.32
Item in Stock
More Options & Item Details
Add to Cart
ID: 389216
Weight: 1.20ct
Size: 7.3 x 6.1 mm
Clarity: VS
Content: 1 pc
Price: $ 79.20
Item in Stock
More Options & Item Details
Add to Cart
ID: 338198
Weight: 8.46ct (total)
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 39.08
Item in Stock
More Options & Item Details
Add to Cart
ID: 490727
Weight: 5.36ct
Size: 14 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 38.92
Item in Stock
More Options & Item Details
Add to Cart
ID: 718234
Weight: 1.21ct (total)
Size: 5.2 x 4.1 mm
Clarity: VVS
Content: 2 pcs
Price: $ 36.30
Item in Stock
More Options & Item Details
Add to Cart
ID: 538375
Weight: 2.02ct
Size: 12.1 x 5.6 mm
Clarity: VS
Content: 1 pc
Price: $ 183.98
Item in Stock
More Options & Item Details
Add to Cart
ID: 697841
Weight: 1.81ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 15.20
Item in Stock
More Options & Item Details
Add to Cart
ID: 475133
Weight: 2.29ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 4 pcs
Price: $ 75.58
Item in Stock
More Options & Item Details
Add to Cart
ID: 381591
Weight: 1.11ct
Size: 8.2 x 5.7 mm
Clarity: VS
Content: 1 pc
Price: $ 62.98
Item in Stock
More Options & Item Details
Add to Cart
ID: 662887
Weight: 4.69ct
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 11.26
Item in Stock
More Options & Item Details
Add to Cart
ID: 567621
Weight: 3.46ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 22.84
Item in Stock
More Options & Item Details
Add to Cart
ID: 650426
Weight: 31.63ct
Size: 27.1 x 21.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 18.98
Item in Stock
More Options & Item Details
Add to Cart
ID: 435150
Weight: 71.34ct
Size: 45 x 31.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 141.25
Item in Stock
More Options & Item Details
Add to Cart
ID: 723829
Weight: 1.73ct
Size: 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 16.61
Item in Stock
More Options & Item Details
Add to Cart
ID: 551376
Weight: 1.34ct
Size: 7.4 x 5.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 5.04
Item in Stock
More Options & Item Details
Add to Cart
ID: 408258
Weight: 5.46ct
Size: 10.6 x 10.6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 11.72
Item in Stock
More Options & Item Details
Add to Cart
ID: 478419
Weight: 0.60ct
Size: 5.3 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 25.37
Item in Stock
More Options & Item Details
Add to Cart
ID: 691887
Weight: 0.33ct
Size: 4 mm (calibrated)
Clarity: SI-I1
Content: 1 pc
Price: $ 19.80
Item in Stock
More Options & Item Details
Add to Cart
ID: 739528
Weight: 0.42ct
Size: 5 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 3.78
Item in Stock
More Options & Item Details
Add to Cart
1 2 3
...
368
Choose Page
1 - 774

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

The website was nice and I bought some gems

Posted By Jay in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I was able to find what I was looking for

Posted By Lincolnpremier in January, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Nothing bad to report. Everything is as expected. The gems and the price are all very good.

Posted By Dafanatic in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

It's mostly good, only some item's are easier to find through the search than the menu

Posted By Wayne in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

nothing but good. always have a great selection. I am a hobbyist and only collect. Great prices. I could take all day looking at a small percent of all the gemstone, fantastic

Posted By Steve m. in February, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Will know more once order received

Posted By Jim in September, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

looked at pink stones and at sapphires bought some sapphires. I love looking and collecting gemstones. .

Posted By Steven M. in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very food

Posted By Keeto in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

It was my second time so I understand what it is to do

Posted By Ibie in February, 2025
Source: Bizrate
Enlarged Gemstone Image