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: 471267
Weight: 38.41ct
Size: 38.3 x 15.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 79.09
Item in Stock
More Options & Item Details
Add to Cart
ID: 490311
Weight: 1.45ct
Size: 7 x 6 mm
Clarity: VS
Content: 1 pc
Price: $ 110.24
Item in Stock
More Options & Item Details
Add to Cart
ID: 537140
Weight: 2.07ct (total)
Size: 7.4 x 5 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 8.20
Item in Stock
More Options & Item Details
Add to Cart
ID: 438759
Weight: 2.55ct (total)
Size: 5 x 3 mm (calibrated)
Clarity: VS
Content: 10 pcs
Price: $ 49.99
Item in Stock
More Options & Item Details
Add to Cart
ID: 718463
Weight: 0.80ct
Size: 5.2 x 4 mm
Clarity: VVS
Content: 1 pc
Price: $ 24.00
Item in Stock
More Options & Item Details
Add to Cart
ID: 681803
Weight: 13.11ct
Size: 21.4 x 15.1 mm
Clarity: Transparent
Content: 1 pc
Price: $ 125.86
Item in Stock
More Options & Item Details
Add to Cart
ID: 491630
Weight: 11.80ct (total)
Size: 10 x 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 34.58
Item in Stock
More Options & Item Details
Add to Cart
ID: 657253
Weight: 3.29ct
Size: 17.6 x 8.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 18.71
Item in Stock
More Options & Item Details
Add to Cart
ID: 714972
Weight: 6.38ct
Size: 14 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 16.54
Item in Stock
More Options & Item Details
Add to Cart
ID: 697086
Weight: 0.60ct (total)
Size: 3.7 mm
Clarity: VS-SI
Content: 2 pcs
Price: $ 12.96
Item in Stock
More Options & Item Details
Add to Cart
ID: 672014
Weight: 1.49ct
Size: 6.4 x 5.9 mm
Clarity: Translucent
Content: 1 pc
Price: $ 5.36
Item in Stock
More Options & Item Details
Add to Cart
ID: 479464
Weight: 2.33ct (total)
Size: 10.2 x 5.1 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 24.60
Item in Stock
More Options & Item Details
Add to Cart
ID: 387987
Weight: 2.95ct (total)
Size: 4.6 x 4.6 mm
Clarity: VVS-VS
Content: 6 pcs
Price: $ 19.48
Item in Stock
More Options & Item Details
Add to Cart
ID: 686320
Weight: 0.27ct
Size: 4.5 x 3.4 mm
Clarity: VVS
Content: 1 pc
Price: $ 10.56
Item in Stock
More Options & Item Details
Add to Cart
ID: 463465
Weight: 4.23ct
Size: 14.1 x 9.6 mm
Clarity: VVS
Content: 1 pc
Price: $ 33.50
Item in Stock
More Options & Item Details
Add to Cart
ID: 426617
Weight: 20.64ct (total)
Size: 16 x 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 95.35
Item in Stock
More Options & Item Details
Add to Cart
ID: 480716
Weight: 2.11ct (total)
Size: 5.7 x 3.8 mm
Clarity: VS
Content: 4 pcs
Price: $ 19.50
Item in Stock
More Options & Item Details
Add to Cart
ID: 346811
Weight: 1.96ct
Size: 16.9 x 4.1 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 85.38
Item in Stock
More Options & Item Details
Add to Cart
ID: 409439
Weight: 12.63ct (total)
Size: 14 x 10 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 60.18
Item in Stock
More Options & Item Details
Add to Cart
ID: 594679
Weight: 2.06ct
Size: 9 x 7 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 48.95
Item in Stock
More Options & Item Details
Add to Cart
ID: 737285
Weight: 2.41ct
Size: 9 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 108.45
Item in Stock
More Options & Item Details
Add to Cart
ID: 494409
Weight: 1.85ct
Size: 11.8 x 6 mm
Clarity: VS
Price: $ 14.65
Item in Stock
More Options & Item Details
Select pcs
Add to Cart
ID: 718251
Weight: 0.69ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 20.70
Item in Stock
More Options & Item Details
Add to Cart
ID: 663065
Weight: 3.74ct
Size: 11.4 x 10 mm
Clarity: Opaque
Content: 1 pc
Price: $ 8.98
Item in Stock
More Options & Item Details
Add to Cart
ID: 564677
Weight: 4.28ct
Size: 12 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 28.25
Item in Stock
More Options & Item Details
Add to Cart
ID: 696809
Weight: 0.68ct
Size: 7.7 x 5.1 mm
Clarity: VVS
Content: 1 pc
Price: $ 4.08
Item in Stock
More Options & Item Details
Add to Cart
ID: 704598
Weight: 2.18ct
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 54.50
Item in Stock
More Options & Item Details
Add to Cart
ID: 727211
Weight: 0.64ct
Size: 7 x 5 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 19.20
Item in Stock
More Options & Item Details
Add to Cart
ID: 500129
Weight: 1.92ct
Size: 12 x 6 mm
Clarity: VS
Price: $ 17.74
Item in Stock
More Options & Item Details
Select pcs
Add to Cart
ID: 551617
Weight: 0.97ct
Size: 6.5 x 4.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 3.65
Item in Stock
More Options & Item Details
Add to Cart
ID: 524595
Weight: 1.27ct
Size: 6.3 x 6.1 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 125.74
Item in Stock
More Options & Item Details
Add to Cart
ID: 725329
Weight: 0.67ct
Size: 11.9 x 2.7 mm
Clarity: VVS
Content: 1 pc
Price: $ 28.14
Item in Stock
More Options & Item Details
Add to Cart
ID: 449457
Weight: 1.67ct
Size: 22.1 x 3.1 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 66.13
Item in Stock
More Options & Item Details
Add to Cart
ID: 684068
Weight: 0.41ct
Size: 4.6 x 3.7 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 17.22
Item in Stock
More Options & Item Details
Add to Cart
ID: 614330
Weight: 6.72ct
Size: 14 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 233.11
Item in Stock
More Options & Item Details
Add to Cart
ID: 674253
Weight: 1.62ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 68.04
Item in Stock
More Options & Item Details
Add to Cart
ID: 694820
Weight: 3.22ct
Size: 8 x 8 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 96.60
Item in Stock
More Options & Item Details
Add to Cart
ID: 688081
Weight: 2.62ct
Size: 10 x 8 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 3.14
Item in Stock
More Options & Item Details
Add to Cart
ID: 717339
Weight: 21.11ct
Size: 17.6 x 14.3 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 759.96
Item in Stock
More Options & Item Details
Add to Cart
ID: 490552
Weight: 2.91ct (total)
Size: 6 mm (calibrated)
Clarity: VS
Content: 4 pcs
Price: $ 34.27
Item in Stock
More Options & Item Details
Add to Cart
ID: 326260
Weight: 23.66ct
Size: 21.2 x 18.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 78.08
Item in Stock
More Options & Item Details
Add to Cart
ID: 462686
Weight: 1.87ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: Transparent
Content: 4 pcs
Price: $ 98.74
Item in Stock
More Options & Item Details
Add to Cart
ID: 710820
Weight: 1.19ct
Size: 7.8 x 5.6 mm
Clarity: Transparent
Content: 1 pc
Price: $ 19.80
Item in Stock
More Options & Item Details
Add to Cart
ID: 655552
Weight: 2.62ct (total)
Size: 8.1 x 7.1 mm
Clarity: VVS
Content: 2 pcs
Price: $ 62.88
Item in Stock
More Options & Item Details
Add to Cart
ID: 260032
Weight: 0.70ct
Size: 7 x 3.6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 87.32
Item in Stock
More Options & Item Details
Add to Cart
ID: 637737
Weight: 1.92ct
Size: 9 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 17.86
Item in Stock
More Options & Item Details
Add to Cart
ID: 725313
Weight: 11.50ct
Size: 14.9 x 12.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 13.12
Item in Stock
More Options & Item Details
Add to Cart
ID: 727334
Weight: 1.03ct
Size: 6 x 5.2 mm
Clarity: VS
Content: 1 pc
Price: $ 18.54
Item in Stock
More Options & Item Details
Add to Cart
ID: 357435
Weight: 3.80ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 10 pcs
Price: $ 25.08
Item in Stock
More Options & Item Details
Add to Cart
ID: 664937
Weight: 1.00ct
Size: 7.7 x 5.5 mm
Clarity: VVS-VS
Price: $ 10.80
Item in Stock
More Options & Item Details
Select pcs
Add to Cart
ID: 567283
Weight: 7.00ct
Size: 12 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 21.16
Item in Stock
More Options & Item Details
Add to Cart
ID: 721841
Weight: 16.56ct
Size: 15.7 x 14 mm
Clarity: Opaque
Content: 1 pc
Price: $ 19.87
Item in Stock
More Options & Item Details
Add to Cart
ID: 494207
Weight: 4.38ct
Size: 12 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 31.39
Item in Stock
More Options & Item Details
Add to Cart
ID: 722122
Weight: 0.60ct
Size: 5 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 28.80
Item in Stock
More Options & Item Details
Add to Cart
ID: 710477
Weight: 7.61ct
Size: 12.6 x 8.5 mm
Clarity: VVS
Content: 1 pc
Price: $ 242.00
Item in Stock
More Options & Item Details
Add to Cart
ID: 712330
Weight: 12.94ct
Size: 18 x 13 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 34.48
Item in Stock
More Options & Item Details
Add to Cart
ID: 659859
Weight: 1.66ct
Size: 7 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 4.01
Item in Stock
More Options & Item Details
Add to Cart
ID: 567793
Weight: 34.16ct
Size: 30.6 x 21 mm
Clarity: Opaque
Content: 1 pc
Price: $ 77.10
Item in Stock
More Options & Item Details
Add to Cart
ID: 695861
Weight: 13.23ct
Size: 14.3 x 11.2 mm
Clarity: VS
Content: 1 pc
Price: $ 396.90
Item in Stock
More Options & Item Details
Add to Cart
ID: 691222
Weight: 0.48ct
Size: 4.7 mm
Clarity: SI-I1
Content: 1 pc
Price: $ 28.80
Item in Stock
More Options & Item Details
Add to Cart
1 2 3
...
88
Choose Page
1 - 773

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 -> 9 star ratings

If you have motion picture, then I will be more satisfied with.

Posted By Ray in November, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Enjoy every moment

Posted By Ferns in October, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Site is easy to navigate and the variety is great and how often new products are added is also great.

Posted By Jhidron in March, 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 -> 8 star ratings

everything was fine

Posted By Marc in January, 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

Great prices!!! High quality gemstones.

Posted By Ricky in October, 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 -> 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
Enlarged Gemstone Image