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: 674144
Weight: 1.61ct
Size: 10.4 x 7.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 67.62
Item in Stock
More Options & Item Details
Add to Cart
ID: 708314
Weight: 7.10ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 11.76
Item in Stock
More Options & Item Details
Add to Cart
ID: 717009
Weight: 24.26ct
Size: 27.9 x 16.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 46.28
Item in Stock
More Options & Item Details
Add to Cart
ID: 647295
Weight: 29.83ct
Size: 29.1 x 19.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 35.80
Item in Stock
More Options & Item Details
Add to Cart
ID: 399841
Weight: 3.54ct
Size: 9 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 174.62
Item in Stock
More Options & Item Details
Add to Cart
ID: 518303
Weight: 16.42ct
Size: 16.7 x 11.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 19.28
Item in Stock
More Options & Item Details
Add to Cart
ID: 586313
Weight: 2.58ct
Size: 10.2 x 7.5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 154.80
Item in Stock
More Options & Item Details
Add to Cart
ID: 389241
Weight: 0.93ct
Size: 7.5 x 5 mm
Clarity: VVS
Content: 1 pc
Price: $ 61.38
Item in Stock
More Options & Item Details
Add to Cart
ID: 504086
Weight: 2.17ct
Size: 7.7 x 7.6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 15.30
Item in Stock
More Options & Item Details
Add to Cart
ID: 550793
Weight: 48.14ct
Size: 26.8 x 17.8 mm
Clarity: Translucent
Content: 1 pc
Price: $ 76.26
Item in Stock
More Options & Item Details
Add to Cart
ID: 712024
Weight: 6.39ct
Size: 14 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 17.03
Item in Stock
More Options & Item Details
Add to Cart
ID: 716060
Weight: 13.56ct
Size: 16 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 130.18
Item in Stock
More Options & Item Details
Add to Cart
ID: 434050
Weight: 4.95ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 32.68
Item in Stock
More Options & Item Details
Add to Cart
ID: 736399
Weight: 2.03ct
Size: 8.9 x 8.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 14.21
Item in Stock
More Options & Item Details
Add to Cart
ID: 560534
Weight: 4.68ct
Size: 12 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 43.25
Item in Stock
More Options & Item Details
Add to Cart
ID: 721095
Weight: 1.23ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 10.33
Item in Stock
More Options & Item Details
Add to Cart
ID: 567735
Weight: 6.20ct
Size: 11 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 18.74
Item in Stock
More Options & Item Details
Add to Cart
ID: 691380
Weight: 5.50ct
Size: 16.8 x 11.1 mm
Clarity: Transparent
Content: 1 pc
Price: $ 297.00
Item in Stock
More Options & Item Details
Add to Cart
ID: 718152
Weight: 0.94ct
Size: 5.8 x 4.6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 28.20
Item in Stock
More Options & Item Details
Add to Cart
ID: 416332
Weight: 1.33ct
Size: 16.8 x 3.1 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 42.13
Item in Stock
More Options & Item Details
Add to Cart
ID: 475422
Weight: 5.47ct
Size: 17.1 x 8.6 mm
Clarity: Translucent
Content: 1 pc
Price: $ 57.32
Item in Stock
More Options & Item Details
Add to Cart
ID: 328839
Weight: 19.37ct
Size: 20 x 15 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 30.67
Item in Stock
More Options & Item Details
Add to Cart
ID: 711504
Weight: 2.47ct
Size: 10 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 6.58
Item in Stock
More Options & Item Details
Add to Cart
ID: 488704
Weight: 2.00ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 52.67
Item in Stock
More Options & Item Details
Add to Cart
ID: 496420
Weight: 2.71ct
Size: 9.5 x 8 mm
Clarity: VS
Content: 1 pc
Price: $ 56.48
Item in Stock
More Options & Item Details
Add to Cart
ID: 693086
Weight: 26.15ct
Size: 20 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 219.66
Item in Stock
More Options & Item Details
Add to Cart
ID: 588572
Weight: 6.79ct
Size: 15.2 x 11.1 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 26.89
Item in Stock
More Options & Item Details
Add to Cart
ID: 721916
Weight: 48.13ct
Size: 29.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 57.76
Item in Stock
More Options & Item Details
Add to Cart
ID: 482278
Weight: 1.75ct
Size: 8.5 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 12.62
Item in Stock
More Options & Item Details
Add to Cart
ID: 629945
Weight: 8.11ct
Size: 21.1 x 11 mm
Clarity: Opaque
Content: 1 pc
Price: $ 68.12
Item in Stock
More Options & Item Details
Add to Cart
ID: 464261
Weight: 3.72ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VS
Content: 10 pcs
Price: $ 34.37
Item in Stock
More Options & Item Details
Add to Cart
ID: 743028
Weight: 8.18ct
Size: 24.8 x 14.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 32.72
Item in Stock
More Options & Item Details
Add to Cart
ID: 363305
Weight: 12.58ct
Size: 25 x 18 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 33.22
Item in Stock
More Options & Item Details
Add to Cart
ID: 277582
Weight: 6.05ct
Size: 14 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 33.90
Item in Stock
More Options & Item Details
Add to Cart
ID: 682493
Weight: 0.53ct
Size: 5 x 5 mm (calibrated)
Clarity: VS
Price: $ 4.45
Item in Stock
More Options & Item Details
Select pcs
Add to Cart
ID: 674833
Weight: 18.05ct
Size: 26.5 x 17.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 30.32
Item in Stock
More Options & Item Details
Add to Cart
ID: 449100
Weight: 56.10ct
Size: 34.8 x 17.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 74.05
Item in Stock
More Options & Item Details
Add to Cart
ID: 712023
Weight: 6.84ct
Size: 14 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 18.22
Item in Stock
More Options & Item Details
Add to Cart
ID: 663016
Weight: 1.03ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 19.78
Item in Stock
More Options & Item Details
Add to Cart
ID: 546476
Weight: 1.49ct
Size: 7 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 11.80
Item in Stock
More Options & Item Details
Add to Cart
ID: 479412
Weight: 2.42ct (total)
Size: 10.2 x 5.2 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 25.56
Item in Stock
More Options & Item Details
Add to Cart
ID: 387763
Weight: 2.78ct (total)
Size: 4.6 x 4.5 mm
Clarity: VVS-VS
Content: 6 pcs
Price: $ 18.35
Item in Stock
More Options & Item Details
Add to Cart
ID: 558060
Weight: 3.82ct
Size: 12 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 28.90
Item in Stock
More Options & Item Details
Add to Cart
ID: 396125
Weight: 6.28ct
Size: 10 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 307.96
Item in Stock
More Options & Item Details
Add to Cart
ID: 577715
Weight: 6.88ct
Size: 16.5 x 10.3 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 63.58
Item in Stock
More Options & Item Details
Add to Cart
ID: 635165
Weight: 1.98ct
Size: 8 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 52.27
Item in Stock
More Options & Item Details
Add to Cart
ID: 585526
Weight: 32.43ct
Size: 32.1 x 23 mm
Clarity: Opaque
Content: 1 pc
Price: $ 18.84
Item in Stock
More Options & Item Details
Add to Cart
ID: 499208
Weight: 2.25ct
Size: 12.1 x 4.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 405.00
Item in Stock
More Options & Item Details
Add to Cart
ID: 727840
Weight: 0.03ct
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 12.37
Item in Stock
More Options & Item Details
Add to Cart
ID: 710434
Weight: 3.96ct
Size: 13.1 x 12.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 11.54
Item in Stock
More Options & Item Details
Add to Cart
ID: 678118
Weight: 5.69ct
Size: 16 x 12.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 7.03
Item in Stock
More Options & Item Details
Add to Cart
ID: 742071
Weight: 2.80ct
Size: 12 x 8 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 28.00
Item in Stock
More Options & Item Details
Add to Cart
ID: 386408
Weight: 4.74ct (total)
Size: 14.2 x 8.1 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 42.18
Item in Stock
More Options & Item Details
Add to Cart
ID: 393440
Weight: 5.01ct
Size: 10.5 x 10.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 33.07
Item in Stock
More Options & Item Details
Add to Cart
ID: 610311
Weight: 17.27ct
Size: 21.1 x 17.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 16.40
Item in Stock
More Options & Item Details
Add to Cart
ID: 365224
Weight: 13.21ct
Size: 14 x 14 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 122.06
Item in Stock
More Options & Item Details
Add to Cart
ID: 699281
Weight: 1.17ct
Size: 6.5 x 5.6 mm
Clarity: Transparent
Content: 1 pc
Price: $ 7.02
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: 497069
Weight: 2.01ct
Size: 9 x 7 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 36.12
Item in Stock
More Options & Item Details
Add to Cart
ID: 708327
Weight: 4.87ct
Size: 14.7 x 9.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 35.06
Item in Stock
More Options & Item Details
Add to Cart
1 2 3
...
657
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

there are a large number of gems to choose from i have ordered before and these objects are precious to me that my light reflect in them and fills the stones they are there when i need to reflect on life

Posted By Kickbass.2 in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I would recommend gem select yo everyone Fast service and no problems

Posted By Steve in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

It was easy and to the point

Posted By Victorius in May, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

The website was nice and I bought some gems

Posted By Jay in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Good selection, trusted quality. What I have purchased has always been as discribed.

Posted By Sterling in November, 2024
Source: Bizrate

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

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

love the site, the experience and the products.

Posted By Ckingpots in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I have purchased stones from gem select in the past and have been very satisfied. I expect to repeat that experience with this purchase as well

Posted By Marti in July, 2025
Source: Bizrate
Enlarged Gemstone Image