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: 648293
Weight: 1.21ct
Size: 9 x 7 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 39.60
Item in Stock
More Options & Item Details
Add to Cart
ID: 501019
Weight: 1.98ct
Size: 9 x 9 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 15.68
Item in Stock
More Options & Item Details
Add to Cart
ID: 663078
Weight: 1.57ct
Size: 7.2 x 6.2 mm
Clarity: Transparent
Content: 1 pc
Price: $ 9.42
Item in Stock
More Options & Item Details
Add to Cart
ID: 708431
Weight: 1.37ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 28.30
Item in Stock
More Options & Item Details
Add to Cart
ID: 721754
Weight: 62.71ct
Size: 46.4 x 25.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 75.25
Item in Stock
More Options & Item Details
Add to Cart
ID: 676046
Weight: 6.10ct
Size: 11 x 11 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 36.60
Item in Stock
More Options & Item Details
Add to Cart
ID: 499040
Weight: 1.38ct (total)
Size: 5 x 4 mm (calibrated)
Clarity: VS-SI
Content: 3 pcs
Price: $ 182.16
Item in Stock
More Options & Item Details
Add to Cart
ID: 453052
Weight: 4.44ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 6 pcs
Price: $ 41.03
Item in Stock
More Options & Item Details
Add to Cart
ID: 721740
Weight: 37.87ct
Size: 31.8 x 21 mm
Clarity: Opaque
Content: 1 pc
Price: $ 45.44
Item in Stock
More Options & Item Details
Add to Cart
ID: 490786
Weight: 3.93ct (total)
Size: 5.7 mm
Clarity: VS
Content: 5 pcs
Price: $ 46.28
Item in Stock
More Options & Item Details
Add to Cart
ID: 479050
Weight: 2.17ct (total)
Size: 10 x 5.1 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 22.92
Item in Stock
More Options & Item Details
Add to Cart
ID: 713867
Weight: 1.83ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 15.37
Item in Stock
More Options & Item Details
Add to Cart
ID: 597759
Weight: 2.59ct
Size: 13.6 x 6.2 mm
Clarity: Translucent
Content: 1 pc
Price: $ 34.19
Item in Stock
More Options & Item Details
Add to Cart
ID: 637205
Weight: 11.73ct
Size: 24.9 x 16.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 56.30
Item in Stock
More Options & Item Details
Add to Cart
ID: 693719
Weight: 3.43ct
Size: 10.7 x 8.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 12.35
Item in Stock
More Options & Item Details
Add to Cart
ID: 650493
Weight: 10.42ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 7.38
Item in Stock
More Options & Item Details
Add to Cart
ID: 416251
Weight: 0.94ct
Size: 19.5 x 2.8 mm
Clarity: VS
Content: 1 pc
Price: $ 27.07
Item in Stock
More Options & Item Details
Add to Cart
ID: 719069
Weight: 2.94ct
Size: 8.2 x 7 mm
Clarity: Transparent
Content: 1 pc
Price: $ 88.20
Item in Stock
More Options & Item Details
Add to Cart
ID: 550350
Weight: 29.92ct (total)
Size: 21.3 x 13.7 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 45.02
Item in Stock
More Options & Item Details
Add to Cart
ID: 648156
Weight: 51.51ct
Size: 41.1 x 31.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 101.99
Item in Stock
More Options & Item Details
Add to Cart
ID: 582748
Weight: 5.23ct
Size: 13.1 x 10 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 27.61
Item in Stock
More Options & Item Details
Add to Cart
ID: 713442
Weight: 0.94ct
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 7.90
Item in Stock
More Options & Item Details
Add to Cart
ID: 493972
Weight: 13.91ct
Size: 12.9 x 11.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 20.02
Item in Stock
More Options & Item Details
Add to Cart
ID: 674833
Weight: 18.05ct
Size: 26.5 x 17.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 30.32
Item in Stock
More Options & Item Details
Add to Cart
ID: 667159
Weight: 3.48ct
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 8.35
Item in Stock
More Options & Item Details
Add to Cart
ID: 725889
Weight: 1.40ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 13.44
Item in Stock
More Options & Item Details
Add to Cart
ID: 725695
Weight: 1.23ct
Size: 6.6 x 5.9 mm
Clarity: VS
Content: 1 pc
Price: $ 104.42
Item in Stock
More Options & Item Details
Add to Cart
ID: 345947
Weight: 18.24ct
Size: 16.9 x 15.7 mm
Clarity: Transparent/Translucent
Content: 1 pc
Price: $ 31.30
Item in Stock
More Options & Item Details
Add to Cart
ID: 370700
Weight: 13.33ct
Size: 12.5 x 10.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 19.18
Item in Stock
More Options & Item Details
Add to Cart
ID: 737678
Weight: 27.31ct
Size: 33.8 x 10.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 2.73
Item in Stock
More Options & Item Details
Add to Cart
ID: 660018
Weight: 1.30ct
Size: 6.3 x 6.1 mm
Clarity: Translucent
Content: 1 pc
Price: $ 3.13
Item in Stock
More Options & Item Details
Add to Cart
ID: 735112
Weight: 0.66ct
Size: 6 x 4.6 mm
Clarity: SI
Content: 1 pc
Price: $ 39.60
Item in Stock
More Options & Item Details
Add to Cart
ID: 464259
Weight: 3.87ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VS
Content: 10 pcs
Price: $ 32.51
Item in Stock
More Options & Item Details
Add to Cart
ID: 435354
Weight: 9.04ct
Size: 13 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 29.59
Item in Stock
More Options & Item Details
Add to Cart
ID: 486639
Weight: 4.61ct
Size: 11.1 x 9.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 47.04
Item in Stock
More Options & Item Details
Add to Cart
ID: 584856
Weight: 0.63ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 21.62
Item in Stock
More Options & Item Details
Add to Cart
ID: 393151
Weight: 4.04ct
Size: 12 x 8 mm (calibrated)
Clarity: Transparent
Price: $ 26.66
Item in Stock
More Options & Item Details
Select pcs
Add to Cart
ID: 533865
Weight: 3.34ct
Size: 11 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 30.86
Item in Stock
More Options & Item Details
Add to Cart
ID: 631630
Weight: 0.97ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 29.10
Item in Stock
More Options & Item Details
Add to Cart
ID: 606860
Weight: 26.42ct (total)
Size: 18.7 x 12.7 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 41.16
Item in Stock
More Options & Item Details
Add to Cart
ID: 569235
Weight: 2.12ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 42.14
Item in Stock
More Options & Item Details
Add to Cart
ID: 480829
Weight: 2.44ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 4 pcs
Price: $ 22.55
Item in Stock
More Options & Item Details
Add to Cart
ID: 649012
Weight: 0.66ct
Size: 8 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 6.34
Item in Stock
More Options & Item Details
Add to Cart
ID: 447518
Weight: 2.13ct
Size: 8.2 x 6.6 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 101.05
Item in Stock
More Options & Item Details
Add to Cart
ID: 550820
Weight: 1.09ct
Size: 7 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 8.20
Item in Stock
More Options & Item Details
Add to Cart
ID: 342027
Weight: 4.59ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VS
Content: 10 pcs
Price: $ 42.41
Item in Stock
More Options & Item Details
Add to Cart
ID: 724937
Weight: 45.72ct
Size: 25.1 x 19.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 164.59
Item in Stock
More Options & Item Details
Add to Cart
ID: 636965
Weight: 25.09ct (total)
Size: 19.9 x 10.1 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 90.32
Item in Stock
More Options & Item Details
Add to Cart
ID: 448735
Weight: 20.70ct
Size: 21.9 x 13.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 27.32
Item in Stock
More Options & Item Details
Add to Cart
ID: 423048
Weight: 39.55ct (total)
Size: 10.5 mm
Clarity: Opaque
Content: 5 pcs
Price: $ 41.76
Item in Stock
More Options & Item Details
Add to Cart
ID: 553137
Weight: 2.24ct
Size: 7 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 50.63
Item in Stock
More Options & Item Details
Add to Cart
ID: 565259
Weight: 21.36ct
Size: 24.7 x 14.6 mm
Clarity: Translucent
Content: 1 pc
Price: $ 16.08
Item in Stock
More Options & Item Details
Add to Cart
ID: 647949
Weight: 1.78ct
Size: 8 x 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 55.54
Item in Stock
More Options & Item Details
Add to Cart
ID: 707966
Weight: 3.20ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 5.30
Item in Stock
More Options & Item Details
Add to Cart
ID: 550834
Weight: 1.47ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 11.06
Item in Stock
More Options & Item Details
Add to Cart
ID: 608298
Weight: 1.70ct
Size: 8 x 8 mm (calibrated)
Clarity: Transparent
Price: $ 15.71
Item in Stock
More Options & Item Details
Select pcs
Add to Cart
ID: 726013
Weight: 0.83ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 32.88
Item in Stock
More Options & Item Details
Add to Cart
ID: 689009
Weight: 3.11ct (total)
Size: 8 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 17.12
Item in Stock
More Options & Item Details
Add to Cart
ID: 718493
Weight: 56.88ct
Size: 15 x 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 29.35
Item in Stock
More Options & Item Details
Add to Cart
ID: 536884
Weight: 0.69ct (total)
Size: 4.9 x 3.2 mm
Clarity: VS-SI
Content: 2 pcs
Price: $ 25.85
Item in Stock
More Options & Item Details
Add to Cart
1 2 3
...
587
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 -> 10 star ratings

I like the way your website shows us what stone were buying as well the easy way to navigate the site. also knowing the stones are real...

Posted By RED in January, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

the gems were smaller than I thought but I was at fault for not reading the complete discrimination

Posted By Tim in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I really liked the email, and the link that help return me to the site. I didnt have access to my card info while checking out and I had to put my phone away so I lost the tab. Fortunately, since I did give an email- they sent me a link that brought me back to where I was. Greatly appreciated

Posted By Jag in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I would recommend gem select yo everyone Fast service and no problems

Posted By Steve in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

The stones are very nice.

Posted By Mvk in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Loved everything. High quality, quick shipping, and authentication included.

Posted By Chris in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very surprised how quick and efficient it was to checkout and pay. Also found exactly what I was looking for no issues.

Posted By Watson in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I always enjoy the selection and the unique cuts I can find here. I would love to see more hex cuts tho! Maybe some rose cuts too!

Posted By Blkfower83 in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Very fast navigation and purchase, which is good. I need to strike while the iron is hot.

Posted By Tim G. in February, 2025
Source: Bizrate
Enlarged Gemstone Image