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: 390750
Weight: 2.14ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VS
Content: 5 pcs
Price: $ 138.24
Item in Stock
More Options & Item Details
Add to Cart
ID: 740685
Weight: 0.06ct
Size: 4 x 2.1 mm
Clarity: VVS
Content: 1 pc
Price: $ 251.25
Item in Stock
More Options & Item Details
Add to Cart
ID: 529418
Weight: 6.96ct (total)
Size: 9 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 27.56
Item in Stock
More Options & Item Details
Add to Cart
ID: 713946
Weight: 0.81ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 13.61
Item in Stock
More Options & Item Details
Add to Cart
ID: 563595
Weight: 2.91ct
Size: 10 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 19.21
Item in Stock
More Options & Item Details
Add to Cart
ID: 457069
Weight: 5.68ct
Size: 13 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 29.99
Item in Stock
More Options & Item Details
Add to Cart
ID: 659431
Weight: 12.51ct
Size: 18.7 x 16.9 mm
Clarity: Translucent
Content: 1 pc
Price: $ 30.02
Item in Stock
More Options & Item Details
Add to Cart
ID: 712356
Weight: 5.13ct
Size: 16 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 13.67
Item in Stock
More Options & Item Details
Add to Cart
ID: 629435
Weight: 8.93ct
Size: 12 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 16.18
Item in Stock
More Options & Item Details
Add to Cart
ID: 720311
Weight: 1.39ct
Size: 7 x 5.9 mm
Clarity: VVS
Content: 1 pc
Price: $ 133.79
Item in Stock
More Options & Item Details
Add to Cart
ID: 733466
Weight: 3.10ct
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 28.01
Item in Stock
More Options & Item Details
Add to Cart
ID: 435670
Weight: 6.94ct
Size: 15 x 10.9 mm
Clarity: Translucent
Content: 1 pc
Price: $ 22.72
Item in Stock
More Options & Item Details
Add to Cart
ID: 449921
Weight: 2.40ct
Size: 10 x 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 22.16
Item in Stock
More Options & Item Details
Add to Cart
ID: 480942
Weight: 3.03ct (total)
Size: 5.7 x 3.8 mm
Clarity: VS
Content: 6 pcs
Price: $ 28.00
Item in Stock
More Options & Item Details
Add to Cart
ID: 646586
Weight: 1.56ct
Size: 9 x 7 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 56.16
Item in Stock
More Options & Item Details
Add to Cart
ID: 728126
Weight: 0.09ct
Size: 2.7 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 37.12
Item in Stock
More Options & Item Details
Add to Cart
ID: 728238
Weight: 4.89ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 11.74
Item in Stock
More Options & Item Details
Add to Cart
ID: 359604
Weight: 16.52ct
Size: 20 x 15 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 43.61
Item in Stock
More Options & Item Details
Add to Cart
ID: 554443
Weight: 0.84ct
Size: 9 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 23.00
Item in Stock
More Options & Item Details
Add to Cart
ID: 603057
Weight: 5.25ct
Size: 11 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 69.30
Item in Stock
More Options & Item Details
Add to Cart
ID: 631620
Weight: 6.06ct
Size: 28.6 x 9.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 27.56
Item in Stock
More Options & Item Details
Add to Cart
ID: 690604
Weight: 32.53ct
Size: 32.3 x 23 mm
Clarity: Opaque
Content: 1 pc
Price: $ 32.53
Item in Stock
More Options & Item Details
Add to Cart
ID: 584143
Weight: 1.15ct
Size: 10.1 x 4.2 mm
Clarity: Transparent
Content: 1 pc
Price: $ 7.60
Item in Stock
More Options & Item Details
Add to Cart
ID: 365175
Weight: 1.84ct
Size: 18.7 x 3.8 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 48.46
Item in Stock
More Options & Item Details
Add to Cart
ID: 519567
Weight: 1.70ct
Size: 8.1 x 6.7 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 33.66
Item in Stock
More Options & Item Details
Add to Cart
ID: 681918
Weight: 0.88ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 15.84
Item in Stock
More Options & Item Details
Add to Cart
ID: 728045
Weight: 1.20ct
Size: 7.4 x 5.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 7.20
Item in Stock
More Options & Item Details
Add to Cart
ID: 635657
Weight: 1.39ct
Size: 8 x 8 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 40.03
Item in Stock
More Options & Item Details
Add to Cart
ID: 624914
Weight: 1.23ct
Size: 7.6 x 6 mm
Clarity: VS
Content: 1 pc
Price: $ 25.12
Item in Stock
More Options & Item Details
Add to Cart
ID: 435123
Weight: 15.89ct (total)
Size: 10 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 20.98
Item in Stock
More Options & Item Details
Add to Cart
ID: 459451
Weight: 9.60ct
Size: 15 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 19.01
Item in Stock
More Options & Item Details
Add to Cart
ID: 565116
Weight: 4.46ct
Size: 12 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 29.44
Item in Stock
More Options & Item Details
Add to Cart
ID: 736566
Weight: 18.89ct
Size: 21.9 x 21.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 26.63
Item in Stock
More Options & Item Details
Add to Cart
ID: 661894
Weight: 1.91ct
Size: 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 16.04
Item in Stock
More Options & Item Details
Add to Cart
ID: 544611
Weight: 0.90ct
Size: 7.5 x 4.5 mm
Clarity: VS
Content: 1 pc
Price: $ 40.27
Item in Stock
More Options & Item Details
Add to Cart
ID: 721834
Weight: 12.06ct
Size: 16 x 12.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 14.47
Item in Stock
More Options & Item Details
Add to Cart
ID: 709351
Weight: 1.83ct
Size: 8 x 6 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 32.78
Item in Stock
More Options & Item Details
Add to Cart
ID: 726059
Weight: 0.44ct
Size: 5 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 4.22
Item in Stock
More Options & Item Details
Add to Cart
ID: 690567
Weight: 51.18ct
Size: 35.5 x 21.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 56.51
Item in Stock
More Options & Item Details
Add to Cart
ID: 391623
Weight: 0.93ct
Size: 7 x 4.6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 59.51
Item in Stock
More Options & Item Details
Add to Cart
ID: 428439
Weight: 5.70ct
Size: 14 x 9.5 mm
Clarity: VVS
Content: 1 pc
Price: $ 45.14
Item in Stock
More Options & Item Details
Add to Cart
ID: 636909
Weight: 0.63ct
Size: 7.8 x 5.6 mm
Clarity: VS
Content: 1 pc
Price: $ 33.26
Item in Stock
More Options & Item Details
Add to Cart
ID: 639065
Weight: 1.30ct
Size: 7.3 x 5.5 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 32.60
Item in Stock
More Options & Item Details
Add to Cart
ID: 744234
Weight: 4.86ct
Size: 13.3 x 9.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 19.05
Item in Stock
More Options & Item Details
Add to Cart
ID: 684233
Weight: 1.98ct (total)
Size: 6 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 2.86
Item in Stock
More Options & Item Details
Add to Cart
ID: 656757
Weight: 0.93ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 15.62
Item in Stock
More Options & Item Details
Add to Cart
ID: 543743
Weight: 1.01ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 9.34
Item in Stock
More Options & Item Details
Add to Cart
ID: 431672
Weight: 1.29ct
Size: 6 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 30.65
Item in Stock
More Options & Item Details
Add to Cart
ID: 710814
Weight: 1.79ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 35.75
Item in Stock
More Options & Item Details
Add to Cart
ID: 597614
Weight: 2.20ct
Size: 8 x 8 mm (calibrated)
Clarity: VS
Price: $ 14.52
Item in Stock
More Options & Item Details
Select pcs
Add to Cart
ID: 712433
Weight: 4.75ct (total)
Size: 12 x 6 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 12.66
Item in Stock
More Options & Item Details
Add to Cart
ID: 348991
Weight: 2.40ct
Size: 18.7 x 3.9 mm
Clarity: VVS
Content: 1 pc
Price: $ 79.20
Item in Stock
More Options & Item Details
Add to Cart
ID: 619776
Weight: 17.63ct (total)
Size: 16 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 46.55
Item in Stock
More Options & Item Details
Add to Cart
ID: 646622
Weight: 0.73ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 6.13
Item in Stock
More Options & Item Details
Add to Cart
ID: 476029
Weight: 3.56ct
Size: 10.8 x 7.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 18.79
Item in Stock
More Options & Item Details
Add to Cart
ID: 364383
Weight: 15.78ct
Size: 17.9 x 14.2 mm
Clarity: Transparent
Content: 1 pc
Price: $ 31.25
Item in Stock
More Options & Item Details
Add to Cart
ID: 712862
Weight: 1.69ct
Size: 7.8 x 6.5 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 40.56
Item in Stock
More Options & Item Details
Add to Cart
ID: 686795
Weight: 1.06ct (total)
Size: 6.1 x 4.2 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 22.90
Item in Stock
More Options & Item Details
Add to Cart
ID: 577337
Weight: 9.60ct
Size: 16 x 12 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 74.00
Item in Stock
More Options & Item Details
Add to Cart
ID: 744815
Weight: 1.43ct
Size: 7 x 7 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 64.35
Item in Stock
More Options & Item Details
Add to Cart
1 2 3
...
289
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

Great experience. I can't wait to explore on the website further.

Posted By Kymmie in September, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I'm happy.

Posted By Ray in January, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Been using them for years! Very satisfied with the products.

Posted By PI SC in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

very good

Posted By Son Gift in January, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

It was a good experience looking for and finding a nice amethyst stone

Posted By N/a in May, 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

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 -> 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

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

Posted By GreenGator in August, 2025
Source: Bizrate
Enlarged Gemstone Image