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: 743164
Weight: 3.25ct
Size: 12 x 8 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 146.25
Item in Stock
More Options & Item Details
Add to Cart
ID: 672119
Weight: 0.83ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 19.92
Item in Stock
More Options & Item Details
Add to Cart
ID: 323442
Weight: 11.81ct
Size: 15 x 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 18.71
Item in Stock
More Options & Item Details
Add to Cart
ID: 674831
Weight: 10.43ct
Size: 33.9 x 14.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 17.52
Item in Stock
More Options & Item Details
Add to Cart
ID: 416175
Weight: 1.14ct
Size: 14.6 x 3 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 36.12
Item in Stock
More Options & Item Details
Add to Cart
ID: 673070
Weight: 6.28ct (total)
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 17.71
Item in Stock
More Options & Item Details
Add to Cart
ID: 746072
Weight: 4.02ct
Size: 11 x 9.4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 201.00
Item in Stock
More Options & Item Details
Add to Cart
ID: 662876
Weight: 1.60ct
Size: 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 13.44
Item in Stock
More Options & Item Details
Add to Cart
ID: 554608
Weight: 23.09ct
Size: 16 x 16 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 28.03
Item in Stock
More Options & Item Details
Add to Cart
ID: 712493
Weight: 3.65ct
Size: 11 x 9 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 9.72
Item in Stock
More Options & Item Details
Add to Cart
ID: 570009
Weight: 2.23ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 16.42
Item in Stock
More Options & Item Details
Add to Cart
ID: 556705
Weight: 3.16ct (total)
Size: 7 x 7 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 26.44
Item in Stock
More Options & Item Details
Add to Cart
ID: 388095
Weight: 3.11ct (total)
Size: 4.6 x 4.6 mm
Clarity: VVS-VS
Content: 6 pcs
Price: $ 20.53
Item in Stock
More Options & Item Details
Add to Cart
ID: 640596
Weight: 2.20ct
Size: 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 63.36
Item in Stock
More Options & Item Details
Add to Cart
ID: 453938
Weight: 1.21ct
Size: 11.4 x 4.4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 51.11
Item in Stock
More Options & Item Details
Add to Cart
ID: 720163
Weight: 0.84ct
Size: 5.5 x 5.2 mm
Clarity: VS
Content: 1 pc
Price: $ 151.20
Item in Stock
More Options & Item Details
Add to Cart
ID: 533709
Weight: 3.35ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 28.14
Item in Stock
More Options & Item Details
Add to Cart
ID: 664551
Weight: 1.86ct
Size: 9.3 x 7.5 mm
Clarity: Translucent
Content: 1 pc
Price: $ 13.39
Item in Stock
More Options & Item Details
Add to Cart
ID: 719754
Weight: 2.53ct
Size: 8.2 x 7.7 mm
Clarity: Transparent
Content: 1 pc
Price: $ 75.90
Item in Stock
More Options & Item Details
Add to Cart
ID: 612310
Weight: 1.34ct
Size: 7.5 x 4.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 6.19
Item in Stock
More Options & Item Details
Add to Cart
ID: 699672
Weight: 7.07ct
Size: 12.1 x 11.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 6.79
Item in Stock
More Options & Item Details
Add to Cart
ID: 344793
Weight: 18.23ct
Size: 20 x 15 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 29.53
Item in Stock
More Options & Item Details
Add to Cart
ID: 542548
Weight: 0.99ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 10.45
Item in Stock
More Options & Item Details
Add to Cart
ID: 675221
Weight: 11.81ct
Size: 17.9 x 13.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 30.47
Item in Stock
More Options & Item Details
Add to Cart
ID: 720987
Weight: 27.40ct
Size: 23 mm
Clarity: Opaque
Content: 1 pc
Price: $ 32.88
Item in Stock
More Options & Item Details
Add to Cart
ID: 409579
Weight: 12.30ct (total)
Size: 14 x 10 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 58.61
Item in Stock
More Options & Item Details
Add to Cart
ID: 697447
Weight: 0.31ct
Size: 3.7 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 6.70
Item in Stock
More Options & Item Details
Add to Cart
ID: 745782
Weight: 4.30ct
Size: 9.9 x 8.7 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 215.00
Item in Stock
More Options & Item Details
Add to Cart
ID: 635466
Weight: 1.28ct
Size: 8 x 8 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 36.86
Item in Stock
More Options & Item Details
Add to Cart
ID: 539132
Weight: 3.05ct (total)
Size: 8 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 33.55
Item in Stock
More Options & Item Details
Add to Cart
ID: 623572
Weight: 1.74ct
Size: 9 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 8.59
Item in Stock
More Options & Item Details
Add to Cart
ID: 542799
Weight: 1.44ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 11.40
Item in Stock
More Options & Item Details
Add to Cart
ID: 710215
Weight: 2.88ct
Size: 10 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 24.19
Item in Stock
More Options & Item Details
Add to Cart
ID: 672124
Weight: 1.01ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 24.24
Item in Stock
More Options & Item Details
Add to Cart
ID: 687560
Weight: 6.70ct
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 8.04
Item in Stock
More Options & Item Details
Add to Cart
ID: 718452
Weight: 0.07ct (total)
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 67.20
Item in Stock
More Options & Item Details
Add to Cart
ID: 494871
Weight: 4.55ct
Size: 12 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 32.74
Item in Stock
More Options & Item Details
Add to Cart
ID: 737533
Weight: 2.15ct
Size: 9 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 96.75
Item in Stock
More Options & Item Details
Add to Cart
ID: 532939
Weight: 1.89ct
Size: 8.4 x 6.7 mm
Clarity: VS
Content: 1 pc
Price: $ 35.58
Item in Stock
More Options & Item Details
Add to Cart
ID: 367988
Weight: 6.11ct
Size: 14.8 x 8.5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 41.21
Item in Stock
More Options & Item Details
Add to Cart
ID: 723889
Weight: 38.00ct
Size: 20 x 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 45.14
Item in Stock
More Options & Item Details
Add to Cart
ID: 454260
Weight: 0.58ct
Size: 4.7 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 24.50
Item in Stock
More Options & Item Details
Add to Cart
ID: 551151
Weight: 34.79ct (total)
Size: 22.6 x 16.1 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 52.36
Item in Stock
More Options & Item Details
Add to Cart
ID: 528687
Weight: 1.43ct
Size: 6.7 x 5.4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 124.58
Item in Stock
More Options & Item Details
Add to Cart
ID: 712197
Weight: 3.95ct
Size: 14 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 10.52
Item in Stock
More Options & Item Details
Add to Cart
ID: 723837
Weight: 3.93ct
Size: 12 x 10 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 37.73
Item in Stock
More Options & Item Details
Add to Cart
ID: 745469
Weight: 23.72ct
Size: 18.3 x 11.6 mm
Clarity: Translucent
Content: 1 pc
Price: $ 50.05
Item in Stock
More Options & Item Details
Add to Cart
ID: 655935
Weight: 1.26ct
Size: 8 x 7.5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 30.24
Item in Stock
More Options & Item Details
Add to Cart
ID: 738773
Weight: 0.30ct
Size: 4.5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 15.00
Item in Stock
More Options & Item Details
Add to Cart
ID: 681909
Weight: 0.96ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 17.28
Item in Stock
More Options & Item Details
Add to Cart
ID: 430597
Weight: 6.24ct
Size: 14 x 11.2 mm
Clarity: Translucent
Content: 1 pc
Price: $ 16.22
Item in Stock
More Options & Item Details
Add to Cart
ID: 605592
Weight: 81.97ct
Size: 36.3 x 29.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 50.86
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: 724745
Weight: 0.73ct
Size: 6.7 x 4.8 mm
Clarity: VS
Content: 1 pc
Price: $ 21.90
Item in Stock
More Options & Item Details
Add to Cart
ID: 442077
Weight: 2.30ct
Size: 7.5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 75.90
Item in Stock
More Options & Item Details
Add to Cart
ID: 710362
Weight: 0.79ct
Size: 5.9 x 4.6 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 14.15
Item in Stock
More Options & Item Details
Add to Cart
ID: 450538
Weight: 3.04ct (total)
Size: 9.6 x 7.5 mm
Clarity: VS
Content: 2 pcs
Price: $ 28.09
Item in Stock
More Options & Item Details
Add to Cart
ID: 540947
Weight: 2.59ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 68.28
Item in Stock
More Options & Item Details
Add to Cart
ID: 477455
Weight: 2.70ct (total)
Size: 6.5 mm (calibrated)
Clarity: Translucent
Content: 4 pcs
Price: $ 75.95
Item in Stock
More Options & Item Details
Add to Cart
ID: 617890
Weight: 10.35ct
Size: 21.1 x 11 mm
Clarity: Translucent
Content: 1 pc
Price: $ 68.32
Item in Stock
More Options & Item Details
Add to Cart
1 2 3
...
53
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

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

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

First time so this is an experiment! Shopping is so fun on this site, though!

Posted By Gem Delight 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 -> 8 star ratings

everything was fine

Posted By Marc in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Easy to conduct search, good amount of stock to select from along with variety of prices.

Posted By Que in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Appreciated the selection. Jadeite is hard to find under $100. Website has alot of variety.

Posted By Jess in February, 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've purchased from here many times over the last decade+. I find the information easy to understand, helpful, and interesting. I have always been satisfied that I got exactly what I ordered. Pictures and descriptions are clear and unique to each stone.

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