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: 533525
Weight: 1.44ct
Size: 8 x 8 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 11.46
Item in Stock
More Options & Item Details
Add to Cart
ID: 372505
Weight: 2.94ct
Size: 9.2 x 7.7 mm
Clarity: Transparent
Content: 1 pc
Price: $ 19.40
Item in Stock
More Options & Item Details
Add to Cart
ID: 453802
Weight: 4.12ct
Size: 12.2 x 8.4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 38.06
Item in Stock
More Options & Item Details
Add to Cart
ID: 390625
Weight: 1.79ct (total)
Size: 5 x 3 mm (calibrated)
Clarity: VS
Content: 6 pcs
Price: $ 115.21
Item in Stock
More Options & Item Details
Add to Cart
ID: 663975
Weight: 2.53ct
Size: 8.7 x 6.7 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 54.65
Item in Stock
More Options & Item Details
Add to Cart
ID: 368576
Weight: 2.11ct
Size: 7.7 x 7.2 mm
Clarity: Transparent
Content: 1 pc
Price: $ 13.70
Item in Stock
More Options & Item Details
Add to Cart
ID: 735060
Weight: 0.09ct
Size: 3.3 x 2.5 mm
Clarity: VS
Content: 1 pc
Price: $ 75.60
Item in Stock
More Options & Item Details
Add to Cart
ID: 712253
Weight: 11.70ct
Size: 16.9 x 11 mm
Clarity: Opaque
Content: 1 pc
Price: $ 23.30
Item in Stock
More Options & Item Details
Add to Cart
ID: 382849
Weight: 1.62ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 80.06
Item in Stock
More Options & Item Details
Add to Cart
ID: 720117
Weight: 1.76ct
Size: 7.9 x 6.7 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 169.40
Item in Stock
More Options & Item Details
Add to Cart
ID: 456782
Weight: 4.01ct
Size: 14.2 x 8.6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 37.06
Item in Stock
More Options & Item Details
Add to Cart
ID: 712718
Weight: 14.48ct (total)
Size: 18 x 13 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 38.58
Item in Stock
More Options & Item Details
Add to Cart
ID: 744679
Weight: 2.38ct
Size: 12 x 6 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 107.10
Item in Stock
More Options & Item Details
Add to Cart
ID: 497062
Weight: 2.33ct
Size: 8.7 x 7.3 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 41.86
Item in Stock
More Options & Item Details
Add to Cart
ID: 571932
Weight: 1.21ct (total)
Size: 8.1 x 4 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 12.78
Item in Stock
More Options & Item Details
Add to Cart
ID: 392138
Weight: 15.53ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 41.00
Item in Stock
More Options & Item Details
Add to Cart
ID: 728378
Weight: 27.00ct
Size: 29.1 x 21 mm
Clarity: Opaque
Content: 1 pc
Price: $ 55.08
Item in Stock
More Options & Item Details
Add to Cart
ID: 736564
Weight: 11.97ct
Size: 19.4 x 13.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 16.88
Item in Stock
More Options & Item Details
Add to Cart
ID: 623464
Weight: 0.80ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 14.78
Item in Stock
More Options & Item Details
Add to Cart
ID: 679956
Weight: 28.91ct
Size: 21.6 x 14.5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 277.54
Item in Stock
More Options & Item Details
Add to Cart
ID: 635648
Weight: 1.59ct
Size: 9 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 45.79
Item in Stock
More Options & Item Details
Add to Cart
ID: 572144
Weight: 11.77ct (total)
Size: 15.1 x 11 mm
Clarity: VVS
Content: 2 pcs
Price: $ 46.61
Item in Stock
More Options & Item Details
Add to Cart
ID: 640593
Weight: 1.56ct
Size: 8.8 x 6.6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 44.93
Item in Stock
More Options & Item Details
Add to Cart
ID: 532959
Weight: 1.41ct
Size: 7.6 x 5.7 mm
Clarity: Transparent
Content: 1 pc
Price: $ 5.10
Item in Stock
More Options & Item Details
Add to Cart
ID: 645636
Weight: 1.47ct
Size: 9.1 x 3.5 mm
Clarity: VS
Content: 1 pc
Price: $ 21.20
Item in Stock
More Options & Item Details
Add to Cart
ID: 492965
Weight: 5.44ct
Size: 14 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 39.35
Item in Stock
More Options & Item Details
Add to Cart
ID: 686505
Weight: 0.49ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 10.58
Item in Stock
More Options & Item Details
Add to Cart
ID: 509914
Weight: 1.12ct
Size: 7.1 x 5.2 mm
Clarity: VS
Content: 1 pc
Price: $ 44.35
Item in Stock
More Options & Item Details
Add to Cart
ID: 376911
Weight: 2.43ct
Size: 8.6 x 7.5 mm
Clarity: Transparent/Translucent
Content: 1 pc
Price: $ 22.45
Item in Stock
More Options & Item Details
Add to Cart
ID: 453889
Weight: 2.53ct
Size: 9.6 x 6.9 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 23.38
Item in Stock
More Options & Item Details
Add to Cart
ID: 730218
Weight: 1.01ct
Size: 8.8 x 3.8 mm
Clarity: VS
Content: 1 pc
Price: $ 60.60
Item in Stock
More Options & Item Details
Add to Cart
ID: 715664
Weight: 1.57ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 15.07
Item in Stock
More Options & Item Details
Add to Cart
ID: 600311
Weight: 3.10ct
Size: 9 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 40.51
Item in Stock
More Options & Item Details
Add to Cart
ID: 691361
Weight: 0.71ct
Size: 5.5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 42.60
Item in Stock
More Options & Item Details
Add to Cart
ID: 674256
Weight: 3.28ct
Size: 15.2 x 8.9 mm
Clarity: Translucent
Content: 1 pc
Price: $ 98.40
Item in Stock
More Options & Item Details
Add to Cart
ID: 482278
Weight: 1.75ct
Size: 8.5 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 12.62
Item in Stock
More Options & Item Details
Add to Cart
ID: 712946
Weight: 1.71ct
Size: 9 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 34.14
Item in Stock
More Options & Item Details
Add to Cart
ID: 727462
Weight: 0.70ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 12.60
Item in Stock
More Options & Item Details
Add to Cart
ID: 664027
Weight: 2.32ct
Size: 10.6 x 7 mm
Clarity: Transparent
Content: 1 pc
Price: $ 11.14
Item in Stock
More Options & Item Details
Add to Cart
ID: 715834
Weight: 2.79ct
Size: 10 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 26.78
Item in Stock
More Options & Item Details
Add to Cart
ID: 457152
Weight: 1.55ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 14.33
Item in Stock
More Options & Item Details
Add to Cart
ID: 350507
Weight: 2.81ct (total)
Size: 3 x 3 mm (calibrated)
Clarity: Transparent
Content: 20 pcs
Price: $ 64.16
Item in Stock
More Options & Item Details
Add to Cart
ID: 706441
Weight: 8.02ct
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 16.36
Item in Stock
More Options & Item Details
Add to Cart
ID: 737156
Weight: 4.02ct
Size: 13 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 20.10
Item in Stock
More Options & Item Details
Add to Cart
ID: 723377
Weight: 1.48ct
Size: 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 14.21
Item in Stock
More Options & Item Details
Add to Cart
ID: 348659
Weight: 3.35ct (total)
Size: 3.8 x 3.7 mm
Clarity: VVS-VS
Content: 10 pcs
Price: $ 30.96
Item in Stock
More Options & Item Details
Add to Cart
ID: 474967
Weight: 2.26ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 4 pcs
Price: $ 74.58
Item in Stock
More Options & Item Details
Add to Cart
ID: 513686
Weight: 14.57ct
Size: 21.1 x 12.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 19.24
Item in Stock
More Options & Item Details
Add to Cart
ID: 555884
Weight: 6.60ct
Size: 15.3 x 11.5 mm
Clarity: Translucent
Content: 1 pc
Price: $ 50.00
Item in Stock
More Options & Item Details
Add to Cart
ID: 539888
Weight: 3.52ct
Size: 12 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 26.35
Item in Stock
More Options & Item Details
Add to Cart
ID: 647385
Weight: 9.34ct
Size: 20 x 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 5.60
Item in Stock
More Options & Item Details
Add to Cart
ID: 573981
Weight: 2.08ct
Size: 8 x 6 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 45.76
Item in Stock
More Options & Item Details
Add to Cart
ID: 463158
Weight: 4.35ct
Size: 14 x 10 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 34.45
Item in Stock
More Options & Item Details
Add to Cart
ID: 713389
Weight: 18.10ct
Size: 20 x 15 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 152.04
Item in Stock
More Options & Item Details
Add to Cart
ID: 725204
Weight: 27.38ct
Size: 27.2 x 17.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 98.57
Item in Stock
More Options & Item Details
Add to Cart
ID: 563607
Weight: 1.90ct
Size: 7 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 42.64
Item in Stock
More Options & Item Details
Add to Cart
ID: 694533
Weight: 30.99ct
Size: 35.6 x 20.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 33.47
Item in Stock
More Options & Item Details
Add to Cart
ID: 697523
Weight: 5.83ct
Size: 15.1 x 9.1 mm
Clarity: VVS
Content: 1 pc
Price: $ 41.98
Item in Stock
More Options & Item Details
Add to Cart
ID: 739578
Weight: 0.42ct
Size: 8 x 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 3.78
Item in Stock
More Options & Item Details
Add to Cart
ID: 640511
Weight: 1.86ct
Size: 9 x 9 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 53.57
Item in Stock
More Options & Item Details
Add to Cart
1 2 3
...
337
Choose Page
1 - 772

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

Love beauty, color, quality, and price of these gems. Personal projects and will come here soon and everytime.

Posted By Darkstar in June, 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 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

Overall Rating -> 10 star ratings

Great selection of gems at a reasonable price

Posted By Curt in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very large selection from affordable to high end I will be coming back to shop again!

Posted By GreenGator 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

A pleasant experience and many choices to choose from

Posted By Krackenking in November, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very professional site

Posted By JR in January, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

I wish there were options for jewelry settings

Posted By Tim in May, 2025
Source: Bizrate
Enlarged Gemstone Image