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: 408272
Weight: 13.20ct
Size: 15 x 15 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 31.19
Item in Stock
More Options & Item Details
Add to Cart
ID: 456652
Weight: 3.81ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 4 pcs
Price: $ 35.21
Item in Stock
More Options & Item Details
Add to Cart
ID: 454010
Weight: 1.07ct
Size: 10.1 x 4 mm
Clarity: VVS
Content: 1 pc
Price: $ 45.19
Item in Stock
More Options & Item Details
Add to Cart
ID: 548971
Weight: 3.14ct
Size: 11 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 20.72
Item in Stock
More Options & Item Details
Add to Cart
ID: 359204
Weight: 3.70ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 10 pcs
Price: $ 24.42
Item in Stock
More Options & Item Details
Add to Cart
ID: 551302
Weight: 1.58ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 11.89
Item in Stock
More Options & Item Details
Add to Cart
ID: 475558
Weight: 23.47ct
Size: 30.6 x 18.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 46.48
Item in Stock
More Options & Item Details
Add to Cart
ID: 739538
Weight: 1.14ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 10.26
Item in Stock
More Options & Item Details
Add to Cart
ID: 700726
Weight: 5.91ct
Size: 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 5.68
Item in Stock
More Options & Item Details
Add to Cart
ID: 567690
Weight: 2.17ct
Size: 6 x 6 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 48.70
Item in Stock
More Options & Item Details
Add to Cart
ID: 704531
Weight: 2.82ct
Size: 12.5 x 9.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 84.60
Item in Stock
More Options & Item Details
Add to Cart
ID: 697700
Weight: 5.53ct
Size: 15.1 x 9 mm
Clarity: VVS
Content: 1 pc
Price: $ 39.82
Item in Stock
More Options & Item Details
Add to Cart
ID: 400205
Weight: 6.35ct (total)
Size: 9 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 20.95
Item in Stock
More Options & Item Details
Add to Cart
ID: 398603
Weight: 1.39ct
Size: 8.8 x 4.9 mm
Clarity: VVS
Content: 1 pc
Price: $ 87.24
Item in Stock
More Options & Item Details
Add to Cart
ID: 737543
Weight: 3.98ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 179.10
Item in Stock
More Options & Item Details
Add to Cart
ID: 499016
Weight: 1.30ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 44.78
Item in Stock
More Options & Item Details
Add to Cart
ID: 670670
Weight: 1.06ct (total)
Size: 4.2 x 4.1 mm
Clarity: VS
Content: 2 pcs
Price: $ 6.36
Item in Stock
More Options & Item Details
Add to Cart
ID: 499194
Weight: 1.90ct
Size: 11.6 x 5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 376.20
Item in Stock
More Options & Item Details
Add to Cart
ID: 710187
Weight: 1.58ct
Size: 7.1 x 5.3 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 28.31
Item in Stock
More Options & Item Details
Add to Cart
ID: 479676
Weight: 2.74ct (total)
Size: 10 x 5.2 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 28.93
Item in Stock
More Options & Item Details
Add to Cart
ID: 659970
Weight: 4.38ct (total)
Size: 7 x 7 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 10.56
Item in Stock
More Options & Item Details
Add to Cart
ID: 435764
Weight: 2.34ct
Size: 10 x 8 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 14.04
Item in Stock
More Options & Item Details
Add to Cart
ID: 655429
Weight: 1.46ct
Size: 6 x 6 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 2.28
Item in Stock
More Options & Item Details
Add to Cart
ID: 713914
Weight: 18.54ct
Size: 20 x 15 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 155.74
Item in Stock
More Options & Item Details
Add to Cart
ID: 420499
Weight: 10.74ct
Size: 18 x 15.2 mm
Clarity: Translucent
Content: 1 pc
Price: $ 42.53
Item in Stock
More Options & Item Details
Add to Cart
ID: 660571
Weight: 1.79ct
Size: 7 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 4.32
Item in Stock
More Options & Item Details
Add to Cart
ID: 645964
Weight: 15.56ct
Size: 22.3 x 18.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 8.77
Item in Stock
More Options & Item Details
Add to Cart
ID: 524572
Weight: 1.30ct
Size: 6.3 x 5.9 mm
Clarity: VS
Content: 1 pc
Price: $ 120.12
Item in Stock
More Options & Item Details
Add to Cart
ID: 472632
Weight: 4.09ct
Size: 14 x 12 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 53.99
Item in Stock
More Options & Item Details
Add to Cart
ID: 656626
Weight: 2.29ct
Size: 9 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 13.74
Item in Stock
More Options & Item Details
Add to Cart
ID: 585897
Weight: 42.95ct
Size: 35.6 x 29.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 25.51
Item in Stock
More Options & Item Details
Add to Cart
ID: 481631
Weight: 23.67ct
Size: 19.3 x 18.2 mm
Clarity: Translucent
Content: 1 pc
Price: $ 34.06
Item in Stock
More Options & Item Details
Add to Cart
ID: 392564
Weight: 9.45ct (total)
Size: 11 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 62.38
Item in Stock
More Options & Item Details
Add to Cart
ID: 513994
Weight: 2.18ct
Size: 11 x 8.1 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 17.27
Item in Stock
More Options & Item Details
Add to Cart
ID: 724983
Weight: 1.09ct
Size: 9.3 x 3.7 mm
Clarity: VVS
Content: 1 pc
Price: $ 45.78
Item in Stock
More Options & Item Details
Add to Cart
ID: 686060
Weight: 0.27ct
Size: 5.1 x 2.8 mm
Clarity: VVS
Content: 1 pc
Price: $ 17.82
Item in Stock
More Options & Item Details
Add to Cart
ID: 699529
Weight: 0.65ct
Size: 5 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 6.24
Item in Stock
More Options & Item Details
Add to Cart
ID: 479513
Weight: 13.18ct (total)
Size: 17.4 x 11.7 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 24.01
Item in Stock
More Options & Item Details
Add to Cart
ID: 699107
Weight: 3.54ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 29.74
Item in Stock
More Options & Item Details
Add to Cart
ID: 680926
Weight: 1.04ct
Size: 6 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 31.20
Item in Stock
More Options & Item Details
Add to Cart
ID: 533143
Weight: 1.65ct
Size: 8 x 8 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 13.14
Item in Stock
More Options & Item Details
Add to Cart
ID: 554607
Weight: 25.87ct
Size: 28.3 x 12.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 31.42
Item in Stock
More Options & Item Details
Add to Cart
ID: 585861
Weight: 26.91ct
Size: 30 x 15.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 177.61
Item in Stock
More Options & Item Details
Add to Cart
ID: 533868
Weight: 2.66ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 24.58
Item in Stock
More Options & Item Details
Add to Cart
ID: 398677
Weight: 3.79ct (total)
Size: 8 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 25.02
Item in Stock
More Options & Item Details
Add to Cart
ID: 343633
Weight: 30.15ct
Size: 42.7 x 15.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 59.70
Item in Stock
More Options & Item Details
Add to Cart
ID: 393317
Weight: 14.01ct
Size: 14 x 14 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 92.47
Item in Stock
More Options & Item Details
Add to Cart
ID: 563530
Weight: 1.76ct
Size: 6.5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 39.49
Item in Stock
More Options & Item Details
Add to Cart
ID: 718011
Weight: 1.25ct (total)
Size: 5.2 x 4.1 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 37.50
Item in Stock
More Options & Item Details
Add to Cart
ID: 426917
Weight: 9.88ct (total)
Size: 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 45.65
Item in Stock
More Options & Item Details
Add to Cart
ID: 635644
Weight: 1.22ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 26.83
Item in Stock
More Options & Item Details
Add to Cart
ID: 712405
Weight: 3.96ct
Size: 14 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 10.55
Item in Stock
More Options & Item Details
Add to Cart
ID: 445132
Weight: 11.61ct
Size: 14 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 384.36
Item in Stock
More Options & Item Details
Add to Cart
ID: 305194
Weight: 3.86ct (total)
Size: 8 mm (calibrated)
Clarity: Transparent/Translucent
Content: 2 pcs
Price: $ 25.48
Item in Stock
More Options & Item Details
Add to Cart
ID: 724875
Weight: 0.86ct
Size: 9 x 3.3 mm
Clarity: VS
Content: 1 pc
Price: $ 36.12
Item in Stock
More Options & Item Details
Add to Cart
ID: 724518
Weight: 1.00ct
Size: 10 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 30.00
Item in Stock
More Options & Item Details
Add to Cart
ID: 531862
Weight: 3.71ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 19.58
Item in Stock
More Options & Item Details
Add to Cart
ID: 464248
Weight: 3.94ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VS
Content: 10 pcs
Price: $ 36.41
Item in Stock
More Options & Item Details
Add to Cart
ID: 691417
Weight: 4.52ct
Size: 10.3 x 8.3 mm
Clarity: VS
Content: 1 pc
Price: $ 149.87
Item in Stock
More Options & Item Details
Add to Cart
ID: 691772
Weight: 10.95ct
Size: 13.8 x 11.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 13.67
Item in Stock
More Options & Item Details
Add to Cart
1 2 3
...
47
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

I love Gem Select! When you order what you see is what you get. As soon as you make payment that particular gem is taken off the photo album. That way the one you select is a one of that kind.

Posted By Desertchick in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

very good

Posted By Son Gift in January, 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

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

Ive been looking for a place to buy loose gemstones for years and was thrilled when I found this site

Posted By Bern in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I found exactly what I was looking for and ordered it. I like how you give information on the stones I'm buying. Glad I found you!

Posted By TheP in April, 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

Im not a jeweler, I buy for my personal use. My dad was a jewelry maker and I love gemstones.

Posted By Andie in September, 2024
Source: Bizrate
Enlarged Gemstone Image