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: 451653
Weight: 2.15ct (total)
Size: 8 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 121.26
Item in Stock
More Options & Item Details
Add to Cart
ID: 470802
Weight: 8.80ct
Size: 11 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 369.60
Item in Stock
More Options & Item Details
Add to Cart
ID: 546747
Weight: 1.49ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 10.73
Item in Stock
More Options & Item Details
Add to Cart
ID: 655794
Weight: 8.72ct
Size: 14 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 13.61
Item in Stock
More Options & Item Details
Add to Cart
ID: 348615
Weight: 2.01ct
Size: 19 x 3.5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 66.34
Item in Stock
More Options & Item Details
Add to Cart
ID: 608437
Weight: 8.31ct (total)
Size: 12 x 10 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 153.56
Item in Stock
More Options & Item Details
Add to Cart
ID: 496794
Weight: 2.37ct
Size: 9 x 7 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 62.57
Item in Stock
More Options & Item Details
Add to Cart
ID: 715753
Weight: 14.50ct
Size: 16 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 139.20
Item in Stock
More Options & Item Details
Add to Cart
ID: 500695
Weight: 15.80ct (total)
Size: 14 x 10 mm (calibrated)
Clarity: VVS
Content: 2 pcs
Price: $ 111.30
Item in Stock
More Options & Item Details
Add to Cart
ID: 707088
Weight: 2.66ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 6.38
Item in Stock
More Options & Item Details
Add to Cart
ID: 718550
Weight: 7.86ct
Size: 12 x 12 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 35.38
Item in Stock
More Options & Item Details
Add to Cart
ID: 723023
Weight: 0.60ct
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 18.00
Item in Stock
More Options & Item Details
Add to Cart
ID: 464444
Weight: 2.64ct (total)
Size: 4.2 x 4.2 mm
Clarity: VS
Content: 6 pcs
Price: $ 24.40
Item in Stock
More Options & Item Details
Add to Cart
ID: 714072
Weight: 0.46ct
Size: 4.3 mm
Clarity: SI
Content: 1 pc
Price: $ 13.80
Item in Stock
More Options & Item Details
Add to Cart
ID: 733469
Weight: 2.72ct
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 24.58
Item in Stock
More Options & Item Details
Add to Cart
ID: 705600
Weight: 3.12ct
Size: 9 x 7 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 2.88
Item in Stock
More Options & Item Details
Add to Cart
ID: 613441
Weight: 0.56ct
Size: 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 35.39
Item in Stock
More Options & Item Details
Add to Cart
ID: 691583
Weight: 46.04ct
Size: 38.3 x 26.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 44.75
Item in Stock
More Options & Item Details
Add to Cart
ID: 631634
Weight: 1.02ct
Size: 7.1 x 5.3 mm
Clarity: VS
Content: 1 pc
Price: $ 30.60
Item in Stock
More Options & Item Details
Add to Cart
ID: 715450
Weight: 0.67ct
Size: 5.2 x 5.1 mm
Clarity: VVS
Content: 1 pc
Price: $ 42.61
Item in Stock
More Options & Item Details
Add to Cart
ID: 387560
Weight: 4.78ct (total)
Size: 4.6 x 4.5 mm
Clarity: VVS-VS
Content: 10 pcs
Price: $ 31.55
Item in Stock
More Options & Item Details
Add to Cart
ID: 519747
Weight: 1.48ct
Size: 7.4 x 5.8 mm
Clarity: VS
Content: 1 pc
Price: $ 140.65
Item in Stock
More Options & Item Details
Add to Cart
ID: 645633
Weight: 1.56ct
Size: 9.1 x 3.5 mm
Clarity: VS
Content: 1 pc
Price: $ 22.50
Item in Stock
More Options & Item Details
Add to Cart
ID: 584850
Weight: 33.58ct
Size: 32.1 x 19.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 19.51
Item in Stock
More Options & Item Details
Add to Cart
ID: 416245
Weight: 0.94ct
Size: 15.4 x 2.9 mm
Clarity: VS
Content: 1 pc
Price: $ 27.07
Item in Stock
More Options & Item Details
Add to Cart
ID: 387281
Weight: 4.58ct
Size: 12 x 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 36.28
Item in Stock
More Options & Item Details
Add to Cart
ID: 674252
Weight: 1.09ct
Size: 9.1 x 6.6 mm
Clarity: Transparent
Content: 1 pc
Price: $ 45.78
Item in Stock
More Options & Item Details
Add to Cart
ID: 479972
Weight: 4.18ct
Size: 11 x 9 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 38.63
Item in Stock
More Options & Item Details
Add to Cart
ID: 541498
Weight: 4.97ct
Size: 14 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 59.16
Item in Stock
More Options & Item Details
Add to Cart
ID: 730340
Weight: 0.73ct
Size: 7.7 x 3.6 mm
Clarity: VVS
Content: 1 pc
Price: $ 43.80
Item in Stock
More Options & Item Details
Add to Cart
ID: 501982
Weight: 1.74ct
Size: 15.9 x 4.1 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 52.20
Item in Stock
More Options & Item Details
Add to Cart
ID: 496790
Weight: 2.46ct
Size: 9.1 x 7.6 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 64.94
Item in Stock
More Options & Item Details
Add to Cart
ID: 433500
Weight: 5.25ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 34.66
Item in Stock
More Options & Item Details
Add to Cart
ID: 561914
Weight: 0.80ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 6.08
Item in Stock
More Options & Item Details
Add to Cart
ID: 718221
Weight: 0.73ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 21.90
Item in Stock
More Options & Item Details
Add to Cart
ID: 450745
Weight: 3.11ct
Size: 12.7 x 8.5 mm
Clarity: VVS
Content: 1 pc
Price: $ 28.74
Item in Stock
More Options & Item Details
Add to Cart
ID: 471312
Weight: 26.13ct
Size: 28.4 x 16.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 50.36
Item in Stock
More Options & Item Details
Add to Cart
ID: 461640
Weight: 1.10ct
Size: 10 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 51.35
Item in Stock
More Options & Item Details
Add to Cart
ID: 481065
Weight: 26.81ct
Size: 30 x 22 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 26.54
Item in Stock
More Options & Item Details
Add to Cart
ID: 449432
Weight: 2.64ct
Size: 22.5 x 3.8 mm
Clarity: VVS
Content: 1 pc
Price: $ 104.54
Item in Stock
More Options & Item Details
Add to Cart
ID: 486834
Weight: 18.34ct
Size: 21.4 x 16.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 12.11
Item in Stock
More Options & Item Details
Add to Cart
ID: 387130
Weight: 5.73ct
Size: 12 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 41.26
Item in Stock
More Options & Item Details
Add to Cart
ID: 574249
Weight: 2.42ct
Size: 10 x 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 22.36
Item in Stock
More Options & Item Details
Add to Cart
ID: 461233
Weight: 7.24ct
Size: 14 x 10 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 66.90
Item in Stock
More Options & Item Details
Add to Cart
ID: 517820
Weight: 24.20ct
Size: 26.4 x 13.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 28.43
Item in Stock
More Options & Item Details
Add to Cart
ID: 391881
Weight: 44.83ct
Size: 30.1 x 30 mm
Clarity: Opaque
Content: 1 pc
Price: $ 53.80
Item in Stock
More Options & Item Details
Add to Cart
ID: 702076
Weight: 10.23ct
Size: 16.7 x 9.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 61.38
Item in Stock
More Options & Item Details
Add to Cart
ID: 463126
Weight: 5.28ct
Size: 14 x 10 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 41.82
Item in Stock
More Options & Item Details
Add to Cart
ID: 732560
Weight: 10.54ct
Size: 14.8 x 10.9 mm
Clarity: VS
Content: 1 pc
Price: $ 379.44
Item in Stock
More Options & Item Details
Add to Cart
ID: 687920
Weight: 3.30ct
Size: 10 x 8 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 3.96
Item in Stock
More Options & Item Details
Add to Cart
ID: 512179
Weight: 1.21ct
Size: 8.8 x 4.9 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 110.21
Item in Stock
More Options & Item Details
Add to Cart
ID: 369620
Weight: 7.50ct
Size: 12 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 32.08
Item in Stock
More Options & Item Details
Add to Cart
ID: 464413
Weight: 4.26ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VS
Content: 10 pcs
Price: $ 39.36
Item in Stock
More Options & Item Details
Add to Cart
ID: 714025
Weight: 0.42ct
Size: 5.7 x 4.5 mm
Clarity: VS
Content: 1 pc
Price: $ 22.68
Item in Stock
More Options & Item Details
Add to Cart
ID: 687821
Weight: 7.28ct
Size: 18.9 x 10.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 17.91
Item in Stock
More Options & Item Details
Add to Cart
ID: 439628
Weight: 5.88ct
Size: 16.2 x 10.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 116.42
Item in Stock
More Options & Item Details
Add to Cart
ID: 479931
Weight: 4.09ct
Size: 10 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 34.36
Item in Stock
More Options & Item Details
Add to Cart
ID: 734762
Weight: 5.12ct
Size: 11.9 x 9.2 mm
Clarity: VVS
Content: 1 pc
Price: $ 215.04
Item in Stock
More Options & Item Details
Add to Cart
ID: 446636
Weight: 4.79ct
Size: 13 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 15.82
Item in Stock
More Options & Item Details
Add to Cart
ID: 451152
Weight: 1.57ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 14.51
Item in Stock
More Options & Item Details
Add to Cart
1 2 3
...
247
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 love the quality, package and info of your gems.

Posted By Diana in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Great for buying gemstones, came with authenticity certs. Will buy again someday!

Posted By Uggadugga in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I like the site, it's easy to navigate. There are sometimes items I'm looking for that aren't there, but mostly I can find what I need.

Posted By Nate in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Found a beautiful opal at a great price. I was not disappointed when it arrived. Even better in person.

Posted By Fried Rice in August, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

I did not have any problems

Posted By Clilrichard in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Always find more niche sizes/shapes as my unconventional designs require from this website. Recommending to fellow designers in the creative atmosphere on the usual, specially due to the quality and certification of gems.

Posted By Sina in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

love these guys been ordering since 2000 maybe

Posted By JHT in April, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

First time using this website. It was both exciting finding things in my price range and things Iam gonna save up for and use in other pieces. I love that the picture of the gem is the exact gem I'll be buying. I haven't tested the gems yes but they said they sold me 100% natural gems.

Posted By Salvo in July, 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
Enlarged Gemstone Image