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: 470959
Weight: 2.78ct
Size: 9 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 25.69
Item in Stock
More Options & Item Details
Add to Cart
ID: 390798
Weight: 1.38ct
Size: 17.8 x 3.1 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 40.08
Item in Stock
More Options & Item Details
Add to Cart
ID: 551671
Weight: 2.51ct
Size: 10 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 22.67
Item in Stock
More Options & Item Details
Add to Cart
ID: 359945
Weight: 4.10ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 10 pcs
Price: $ 27.06
Item in Stock
More Options & Item Details
Add to Cart
ID: 347757
Weight: 26.45ct
Size: 24.7 x 14.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 34.92
Item in Stock
More Options & Item Details
Add to Cart
ID: 515384
Weight: 2.55ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 23.57
Item in Stock
More Options & Item Details
Add to Cart
ID: 663003
Weight: 1.13ct
Size: 6.3 x 5.6 mm
Clarity: Transparent
Content: 1 pc
Price: $ 6.78
Item in Stock
More Options & Item Details
Add to Cart
ID: 699171
Weight: 3.40ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 28.56
Item in Stock
More Options & Item Details
Add to Cart
ID: 424068
Weight: 4.89ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 10 pcs
Price: $ 51.64
Item in Stock
More Options & Item Details
Add to Cart
ID: 684825
Weight: 17.65ct
Size: 23.8 x 18.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 17.58
Item in Stock
More Options & Item Details
Add to Cart
ID: 363512
Weight: 32.23ct
Size: 31.4 x 20.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 51.47
Item in Stock
More Options & Item Details
Add to Cart
ID: 395327
Weight: 8.93ct
Size: 13 x 13 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 58.94
Item in Stock
More Options & Item Details
Add to Cart
ID: 605071
Weight: 4.55ct
Size: 14.9 x 9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 60.06
Item in Stock
More Options & Item Details
Add to Cart
ID: 721172
Weight: 1.02ct (total)
Size: 8 x 4 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 8.57
Item in Stock
More Options & Item Details
Add to Cart
ID: 724539
Weight: 0.89ct
Size: 10 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 26.70
Item in Stock
More Options & Item Details
Add to Cart
ID: 684370
Weight: 2.06ct (total)
Size: 6.5 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 2.96
Item in Stock
More Options & Item Details
Add to Cart
ID: 655931
Weight: 0.89ct
Size: 7.8 x 7.6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 21.36
Item in Stock
More Options & Item Details
Add to Cart
ID: 433753
Weight: 4.72ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 31.15
Item in Stock
More Options & Item Details
Add to Cart
ID: 563566
Weight: 1.04ct
Size: 7 x 5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 23.34
Item in Stock
More Options & Item Details
Add to Cart
ID: 730473
Weight: 0.79ct
Size: 4.9 x 4.7 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 47.40
Item in Stock
More Options & Item Details
Add to Cart
ID: 396309
Weight: 4.35ct
Size: 8.8 x 8.6 mm
Clarity: VS
Content: 1 pc
Price: $ 213.31
Item in Stock
More Options & Item Details
Add to Cart
ID: 721801
Weight: 18.54ct
Size: 17.9 x 16.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 22.25
Item in Stock
More Options & Item Details
Add to Cart
ID: 730814
Weight: 11.76ct (total)
Size: 17.5 x 12.2 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 8.04
Item in Stock
More Options & Item Details
Add to Cart
ID: 694727
Weight: 4.11ct
Size: 8 x 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 123.30
Item in Stock
More Options & Item Details
Add to Cart
ID: 418584
Weight: 7.28ct
Size: 16 x 12 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 14.41
Item in Stock
More Options & Item Details
Add to Cart
ID: 708389
Weight: 1.18ct
Size: 7 x 5.6 mm
Clarity: Transparent
Content: 1 pc
Price: $ 24.37
Item in Stock
More Options & Item Details
Add to Cart
ID: 595026
Weight: 2.70ct
Size: 9 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 71.28
Item in Stock
More Options & Item Details
Add to Cart
ID: 708840
Weight: 1.39ct
Size: 7.2 x 5.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 28.70
Item in Stock
More Options & Item Details
Add to Cart
ID: 385449
Weight: 5.32ct
Size: 14.4 x 7.9 mm
Clarity: VVS
Content: 1 pc
Price: $ 34.55
Item in Stock
More Options & Item Details
Add to Cart
ID: 564207
Weight: 1.02ct
Size: 7.4 x 5.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 15.54
Item in Stock
More Options & Item Details
Add to Cart
ID: 315162
Weight: 1.41ct
Size: 11.3 x 7.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 78.17
Item in Stock
More Options & Item Details
Add to Cart
ID: 688862
Weight: 1.40ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 13.44
Item in Stock
More Options & Item Details
Add to Cart
ID: 691356
Weight: 0.71ct
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 59.64
Item in Stock
More Options & Item Details
Add to Cart
ID: 519890
Weight: 1.93ct
Size: 7.5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 50.95
Item in Stock
More Options & Item Details
Add to Cart
ID: 448268
Weight: 3.91ct (total)
Size: 8 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 20.64
Item in Stock
More Options & Item Details
Add to Cart
ID: 664848
Weight: 1.05ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 11.34
Item in Stock
More Options & Item Details
Add to Cart
ID: 535402
Weight: 1.17ct
Size: 7 mm (calibrated)
Clarity: VS
Price: $ 9.26
Item in Stock
More Options & Item Details
Select pcs
Add to Cart
ID: 737367
Weight: 9.76ct
Size: 11 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 58.56
Item in Stock
More Options & Item Details
Add to Cart
ID: 450125
Weight: 0.90ct
Size: 9.7 x 3.1 mm
Clarity: VVS
Content: 1 pc
Price: $ 29.70
Item in Stock
More Options & Item Details
Add to Cart
ID: 433853
Weight: 4.05ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: VVS
Content: 2 pcs
Price: $ 26.74
Item in Stock
More Options & Item Details
Add to Cart
ID: 568977
Weight: 2.43ct
Size: 7 x 7 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 48.31
Item in Stock
More Options & Item Details
Add to Cart
ID: 688224
Weight: 0.21ct
Size: 3.7 mm
Clarity: VS
Content: 1 pc
Price: $ 13.86
Item in Stock
More Options & Item Details
Add to Cart
ID: 736669
Weight: 7.71ct
Size: 19.6 x 13.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 10.87
Item in Stock
More Options & Item Details
Add to Cart
ID: 578586
Weight: 18.03ct
Size: 24.7 x 16.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 35.71
Item in Stock
More Options & Item Details
Add to Cart
ID: 427271
Weight: 2.54ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VS
Content: 6 pcs
Price: $ 16.76
Item in Stock
More Options & Item Details
Add to Cart
ID: 707181
Weight: 1.91ct
Size: 8 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 4.58
Item in Stock
More Options & Item Details
Add to Cart
ID: 623750
Weight: 4.21ct
Size: 10.8 x 9.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 71.46
Item in Stock
More Options & Item Details
Add to Cart
ID: 660627
Weight: 12.43ct (total)
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 14.92
Item in Stock
More Options & Item Details
Add to Cart
ID: 457076
Weight: 1.80ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 16.63
Item in Stock
More Options & Item Details
Add to Cart
ID: 655758
Weight: 1.62ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 13.61
Item in Stock
More Options & Item Details
Add to Cart
ID: 362446
Weight: 2.21ct
Size: 25 x 3.7 mm
Clarity: VVS
Content: 1 pc
Price: $ 72.94
Item in Stock
More Options & Item Details
Add to Cart
ID: 398047
Weight: 1.21ct
Size: 14.9 x 3.2 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 35.14
Item in Stock
More Options & Item Details
Add to Cart
ID: 384958
Weight: 5.38ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 49.72
Item in Stock
More Options & Item Details
Add to Cart
ID: 445743
Weight: 4.29ct
Size: 11 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 31.31
Item in Stock
More Options & Item Details
Add to Cart
ID: 654792
Weight: 5.09ct
Size: 12.9 x 10 mm
Clarity: Translucent
Content: 1 pc
Price: $ 67.19
Item in Stock
More Options & Item Details
Add to Cart
ID: 674980
Weight: 21.20ct
Size: 27 x 20 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 19.08
Item in Stock
More Options & Item Details
Add to Cart
ID: 730105
Weight: 2.30ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 20.59
Item in Stock
More Options & Item Details
Add to Cart
ID: 341409
Weight: 8.32ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VVS
Content: 10 pcs
Price: $ 83.95
Item in Stock
More Options & Item Details
Add to Cart
ID: 727350
Weight: 0.42ct
Size: 7 x 5 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 12.60
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
1 2 3
...
764
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

Gem Select has a user friendly website and the product is very good as is the price. The gems are described accurately and I always get what I think I'm getting.

Posted By Happy Customer in June, 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

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

Posted By Uggadugga in May, 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

Enjoyed shopping.

Posted By Chris in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

love the site, the experience and the products.

Posted By Ckingpots in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

very good

Posted By Son Gift in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

It was easy to navigate

Posted By GemGod in July, 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
Enlarged Gemstone Image