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: 693735
Weight: 2.32ct
Size: 8.5 x 6.5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 76.92
Item in Stock
More Options & Item Details
Add to Cart
ID: 594578
Weight: 1.35ct
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 26.94
Item in Stock
More Options & Item Details
Add to Cart
ID: 365384
Weight: 2.15ct
Size: 8.4 x 6.4 mm
Clarity: VVS
Content: 1 pc
Price: $ 63.04
Item in Stock
More Options & Item Details
Add to Cart
ID: 709792
Weight: 1.40ct
Size: 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 4.08
Item in Stock
More Options & Item Details
Add to Cart
ID: 463932
Weight: 5.22ct
Size: 12 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 10.33
Item in Stock
More Options & Item Details
Add to Cart
ID: 636910
Weight: 1.00ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 52.80
Item in Stock
More Options & Item Details
Add to Cart
ID: 472376
Weight: 36.57ct
Size: 45.5 x 19.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 46.08
Item in Stock
More Options & Item Details
Add to Cart
ID: 632513
Weight: 2.42ct
Size: 10 x 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 17.42
Item in Stock
More Options & Item Details
Add to Cart
ID: 564208
Weight: 1.09ct
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 16.61
Item in Stock
More Options & Item Details
Add to Cart
ID: 732459
Weight: 2.85ct
Size: 10 x 8 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 85.50
Item in Stock
More Options & Item Details
Add to Cart
ID: 435781
Weight: 9.22ct
Size: 16 x 12 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 30.19
Item in Stock
More Options & Item Details
Add to Cart
ID: 381786
Weight: 1.40ct
Size: 9 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 79.43
Item in Stock
More Options & Item Details
Add to Cart
ID: 577728
Weight: 19.21ct
Size: 21 x 16.6 mm
Clarity: Transparent
Content: 1 pc
Price: $ 148.09
Item in Stock
More Options & Item Details
Add to Cart
ID: 604627
Weight: 0.70ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 16.63
Item in Stock
More Options & Item Details
Add to Cart
ID: 503729
Weight: avg. 2.14 ct / each
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Price: $ 23.49
Item in Stock
More Options & Item Details
Select pcs
Add to Cart
ID: 663350
Weight: 1.45ct
Size: 7.7 x 6.3 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 34.80
Item in Stock
More Options & Item Details
Add to Cart
ID: 689695
Weight: 1.06ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 31.80
Item in Stock
More Options & Item Details
Add to Cart
ID: 655864
Weight: 1.65ct
Size: 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 39.60
Item in Stock
More Options & Item Details
Add to Cart
ID: 479584
Weight: 5.89ct (total)
Size: 4.5 x 4.5 mm
Clarity: Translucent
Content: 20 pcs
Price: $ 8.23
Item in Stock
More Options & Item Details
Add to Cart
ID: 509130
Weight: 25.76ct
Size: 20.7 x 16.4 mm
Clarity: VVS
Content: 1 pc
Price: $ 238.02
Item in Stock
More Options & Item Details
Add to Cart
ID: 439314
Weight: 3.95ct
Size: 9.6 x 9.3 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 245.06
Item in Stock
More Options & Item Details
Add to Cart
ID: 720113
Weight: 1.23ct
Size: 9.9 x 4.8 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 118.39
Item in Stock
More Options & Item Details
Add to Cart
ID: 463284
Weight: 4.38ct (total)
Size: 11.9 x 6 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 57.98
Item in Stock
More Options & Item Details
Add to Cart
ID: 486474
Weight: 21.50ct
Size: 31.5 x 9.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 14.20
Item in Stock
More Options & Item Details
Add to Cart
ID: 696897
Weight: 22.41ct
Size: 29.8 x 9.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 2.69
Item in Stock
More Options & Item Details
Add to Cart
ID: 721562
Weight: 17.24ct
Size: 29.4 x 16 mm
Clarity: Opaque
Content: 1 pc
Price: $ 62.06
Item in Stock
More Options & Item Details
Add to Cart
ID: 712262
Weight: 23.61ct
Size: 25.1 x 19.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 47.03
Item in Stock
More Options & Item Details
Add to Cart
ID: 505571
Weight: 1.68ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 15.53
Item in Stock
More Options & Item Details
Add to Cart
ID: 711955
Weight: 1.82ct
Size: 8 x 6.6 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 43.68
Item in Stock
More Options & Item Details
Add to Cart
ID: 499307
Weight: 1.34ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 12.38
Item in Stock
More Options & Item Details
Add to Cart
ID: 722661
Weight: 10.21ct
Size: 18 x 13 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 85.76
Item in Stock
More Options & Item Details
Add to Cart
ID: 498109
Weight: 18.28ct (total)
Size: 24.3 x 14 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 25.09
Item in Stock
More Options & Item Details
Add to Cart
ID: 716092
Weight: 2.80ct
Size: 10 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 26.88
Item in Stock
More Options & Item Details
Add to Cart
ID: 553594
Weight: 7.96ct (total)
Size: 9 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 42.02
Item in Stock
More Options & Item Details
Add to Cart
ID: 685619
Weight: 0.09ct (total)
Size: 2.1 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 31.50
Item in Stock
More Options & Item Details
Add to Cart
ID: 723768
Weight: 4.12ct
Size: 12 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 39.55
Item in Stock
More Options & Item Details
Add to Cart
ID: 418150
Weight: 8.63ct (total)
Size: 15 x 10 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 17.08
Item in Stock
More Options & Item Details
Add to Cart
ID: 306217
Weight: 10.17ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: Transparent/Translucent
Content: 4 pcs
Price: $ 67.13
Item in Stock
More Options & Item Details
Add to Cart
ID: 718012
Weight: 1.09ct (total)
Size: 5 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 32.70
Item in Stock
More Options & Item Details
Add to Cart
ID: 431428
Weight: 1.32ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 13.93
Item in Stock
More Options & Item Details
Add to Cart
ID: 721822
Weight: 0.62ct
Size: 8 x 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 11.16
Item in Stock
More Options & Item Details
Add to Cart
ID: 602197
Weight: 8.20ct
Size: 14 x 14 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 39.84
Item in Stock
More Options & Item Details
Add to Cart
ID: 686609
Weight: 3.51ct
Size: 10 x 8 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 4.21
Item in Stock
More Options & Item Details
Add to Cart
ID: 658463
Weight: 11.53ct
Size: 18 x 13 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 96.85
Item in Stock
More Options & Item Details
Add to Cart
ID: 706836
Weight: 4.99ct
Size: 21.5 x 9 mm
Clarity: VVS
Content: 1 pc
Price: $ 29.94
Item in Stock
More Options & Item Details
Add to Cart
ID: 454207
Weight: 0.92ct
Size: 10.9 x 4.3 mm
Clarity: VS
Content: 1 pc
Price: $ 38.86
Item in Stock
More Options & Item Details
Add to Cart
ID: 525624
Weight: 1.65ct
Size: 7 x 6.2 mm
Clarity: VS
Content: 1 pc
Price: $ 304.92
Item in Stock
More Options & Item Details
Add to Cart
ID: 687639
Weight: 13.33ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 16.00
Item in Stock
More Options & Item Details
Add to Cart
ID: 709374
Weight: 0.89ct
Size: 10.2 x 4.1 mm
Clarity: Transparent
Content: 1 pc
Price: $ 7.48
Item in Stock
More Options & Item Details
Add to Cart
ID: 744017
Weight: 15.22ct
Size: 14.1 x 13.1 mm
Clarity: Transparent
Content: 1 pc
Price: $ 217.04
Item in Stock
More Options & Item Details
Add to Cart
ID: 712148
Weight: 7.84ct (total)
Size: 12 x 8 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 20.88
Item in Stock
More Options & Item Details
Add to Cart
ID: 732859
Weight: 0.74ct
Size: 6 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 6.22
Item in Stock
More Options & Item Details
Add to Cart
ID: 253148
Weight: 0.68ct
Size: 7 x 3.5 mm
Clarity: VVS
Content: 1 pc
Price: $ 98.74
Item in Stock
More Options & Item Details
Add to Cart
ID: 648324
Weight: 4.17ct
Size: 14 x 9.6 mm
Clarity: VVS
Content: 1 pc
Price: $ 35.03
Item in Stock
More Options & Item Details
Add to Cart
ID: 717198
Weight: 1.49ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 30.40
Item in Stock
More Options & Item Details
Add to Cart
ID: 645839
Weight: 13.36ct
Size: 17.6 x 15.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 41.69
Item in Stock
More Options & Item Details
Add to Cart
ID: 710142
Weight: 0.48ct
Size: 8 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 4.03
Item in Stock
More Options & Item Details
Add to Cart
ID: 364209
Weight: 1.69ct
Size: 20.7 x 3.4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 44.72
Item in Stock
More Options & Item Details
Add to Cart
ID: 584855
Weight: 0.79ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 27.11
Item in Stock
More Options & Item Details
Add to Cart
ID: 573845
Weight: 3.89ct (total)
Size: 12.1 x 6 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 41.08
Item in Stock
More Options & Item Details
Add to Cart
1 2 3
...
118
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

Good. I ts very user friendly.

Posted By Shalini in June, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Very easy to navigate with a great selection.

Posted By Bar181 in August, 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

the selection is good as are the prices

Posted By Old man in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

It was my second time so I understand what it is to do

Posted By Ibie in February, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

I did not realize these stones were of jewelry quality. They are really beautiful, just not what I was expecting which was more of a natural stone.

Posted By Jewelry Quality Stones in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

When I need a specific stone, gem select is my go to shop. Always a good experience and a great product.

Posted By LeAnn in April, 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

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

Posted By Kymmie in September, 2025
Source: Bizrate
Enlarged Gemstone Image