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: 714555
Weight: 1.20ct (total)
Size: 5 mm (calibrated)
Clarity: SI
Content: 2 pcs
Price: $ 36.00
Item in Stock
More Options & Item Details
Add to Cart
ID: 490295
Weight: 1.56ct
Size: 6.8 x 6.4 mm
Clarity: VVS
Content: 1 pc
Price: $ 128.50
Item in Stock
More Options & Item Details
Add to Cart
ID: 714858
Weight: 9.29ct
Size: 13 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 24.08
Item in Stock
More Options & Item Details
Add to Cart
ID: 721563
Weight: 17.21ct
Size: 26.6 x 15.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 61.96
Item in Stock
More Options & Item Details
Add to Cart
ID: 647932
Weight: 0.83ct
Size: 6.9 x 4.7 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 21.91
Item in Stock
More Options & Item Details
Add to Cart
ID: 699538
Weight: 0.81ct
Size: 5.6 x 5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 34.90
Item in Stock
More Options & Item Details
Add to Cart
ID: 707123
Weight: 2.52ct
Size: 8 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 5.04
Item in Stock
More Options & Item Details
Add to Cart
ID: 351403
Weight: 6.54ct
Size: 18 x 9.4 mm
Clarity: VS
Content: 1 pc
Price: $ 60.43
Item in Stock
More Options & Item Details
Add to Cart
ID: 385443
Weight: 5.95ct
Size: 14.9 x 8.4 mm
Clarity: VVS
Content: 1 pc
Price: $ 38.64
Item in Stock
More Options & Item Details
Add to Cart
ID: 573892
Weight: 4.18ct (total)
Size: 8 x 8 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 40.13
Item in Stock
More Options & Item Details
Add to Cart
ID: 724484
Weight: 0.86ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 21.50
Item in Stock
More Options & Item Details
Add to Cart
ID: 722662
Weight: 16.83ct
Size: 20.5 x 14 mm
Clarity: Translucent
Content: 1 pc
Price: $ 141.37
Item in Stock
More Options & Item Details
Add to Cart
ID: 546747
Weight: 1.49ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 10.73
Item in Stock
More Options & Item Details
Add to Cart
ID: 650123
Weight: 11.24ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 7.96
Item in Stock
More Options & Item Details
Add to Cart
ID: 685328
Weight: 0.43ct
Size: 5 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 18.06
Item in Stock
More Options & Item Details
Add to Cart
ID: 603878
Weight: 1.97ct (total)
Size: 7.1 x 57 mm
Clarity: VS
Content: 2 pcs
Price: $ 18.20
Item in Stock
More Options & Item Details
Add to Cart
ID: 435509
Weight: 5.03ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 33.20
Item in Stock
More Options & Item Details
Add to Cart
ID: 451022
Weight: 1.47ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 13.58
Item in Stock
More Options & Item Details
Add to Cart
ID: 688806
Weight: 0.79ct
Size: 9.1 x 4.9 mm
Clarity: VS
Content: 1 pc
Price: $ 7.58
Item in Stock
More Options & Item Details
Add to Cart
ID: 484255
Weight: 1.38ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 18.22
Item in Stock
More Options & Item Details
Add to Cart
ID: 654774
Weight: 2.71ct
Size: 15 x 7 mm
Clarity: VVS
Content: 1 pc
Price: $ 22.76
Item in Stock
More Options & Item Details
Add to Cart
ID: 574250
Weight: 2.51ct
Size: 10 x 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 23.20
Item in Stock
More Options & Item Details
Add to Cart
ID: 727472
Weight: 0.45ct
Size: 5 x 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 18.90
Item in Stock
More Options & Item Details
Add to Cart
ID: 724929
Weight: 26.38ct
Size: 25.2 x 14.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 94.97
Item in Stock
More Options & Item Details
Add to Cart
ID: 733158
Weight: 3.38ct
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 30.54
Item in Stock
More Options & Item Details
Add to Cart
ID: 718159
Weight: 0.70ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 21.00
Item in Stock
More Options & Item Details
Add to Cart
ID: 598640
Weight: 1.73ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 114.18
Item in Stock
More Options & Item Details
Add to Cart
ID: 603173
Weight: 2.75ct
Size: 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 36.30
Item in Stock
More Options & Item Details
Add to Cart
ID: 379180
Weight: 1.67ct (total)
Size: 8 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 100.02
Item in Stock
More Options & Item Details
Add to Cart
ID: 732562
Weight: 4.20ct
Size: 11.3 x 6.4 mm
Clarity: VS
Content: 1 pc
Price: $ 151.20
Item in Stock
More Options & Item Details
Add to Cart
ID: 673689
Weight: 2.17ct
Size: 12 x 8 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 31.24
Item in Stock
More Options & Item Details
Add to Cart
ID: 720918
Weight: 1.21ct
Size: 7.8 x 5.7 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 10.16
Item in Stock
More Options & Item Details
Add to Cart
ID: 721935
Weight: 9.30ct
Size: 13.8 x 12.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 11.16
Item in Stock
More Options & Item Details
Add to Cart
ID: 517977
Weight: 2.37ct
Size: 9 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 21.90
Item in Stock
More Options & Item Details
Add to Cart
ID: 447089
Weight: 2.24ct
Size: 8.1 x 6.9 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 105.85
Item in Stock
More Options & Item Details
Add to Cart
ID: 650169
Weight: 5.64ct
Size: 14 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 4.00
Item in Stock
More Options & Item Details
Add to Cart
ID: 464164
Weight: 4.26ct
Size: 11 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 8.44
Item in Stock
More Options & Item Details
Add to Cart
ID: 512163
Weight: 1.14ct
Size: 7.5 x 4.7 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 103.84
Item in Stock
More Options & Item Details
Add to Cart
ID: 479626
Weight: 2.51ct (total)
Size: 10.1 x 5.1 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 26.51
Item in Stock
More Options & Item Details
Add to Cart
ID: 383901
Weight: 14.12ct (total)
Size: 14 x 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 46.60
Item in Stock
More Options & Item Details
Add to Cart
ID: 533157
Weight: 0.84ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 7.06
Item in Stock
More Options & Item Details
Add to Cart
ID: 711534
Weight: 9.71ct
Size: 20 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 25.87
Item in Stock
More Options & Item Details
Add to Cart
ID: 383375
Weight: 1.53ct
Size: 21 x 3 mm
Clarity: VS
Content: 1 pc
Price: $ 38.75
Item in Stock
More Options & Item Details
Add to Cart
ID: 438492
Weight: 13.75ct (total)
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 54.46
Item in Stock
More Options & Item Details
Add to Cart
ID: 561032
Weight: 1.53ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 14.14
Item in Stock
More Options & Item Details
Add to Cart
ID: 624924
Weight: 2.25ct
Size: 9 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 41.77
Item in Stock
More Options & Item Details
Add to Cart
ID: 307419
Weight: 9.93ct
Size: 15 x 11.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 45.88
Item in Stock
More Options & Item Details
Add to Cart
ID: 393513
Weight: 7.64ct
Size: 12 x 12 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 50.42
Item in Stock
More Options & Item Details
Add to Cart
ID: 717937
Weight: 1.94ct (total)
Size: 6.1 x 4.9 mm
Clarity: VS
Content: 2 pcs
Price: $ 58.20
Item in Stock
More Options & Item Details
Add to Cart
ID: 332117
Weight: 6.82ct
Size: 13 x 13 mm (calibrated)
Clarity: Transparent/Translucent
Content: 1 pc
Price: $ 19.09
Item in Stock
More Options & Item Details
Add to Cart
ID: 721731
Weight: 30.82ct
Size: 30.7 x 16.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 36.98
Item in Stock
More Options & Item Details
Add to Cart
ID: 721957
Weight: 34.60ct (total)
Size: 16.8 x 15.9 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 41.52
Item in Stock
More Options & Item Details
Add to Cart
ID: 502167
Weight: 2.25ct (total)
Size: 6.8 x 6 mm
Clarity: VS
Content: 4 pcs
Price: $ 17.82
Item in Stock
More Options & Item Details
Add to Cart
ID: 729891
Weight: 5.71ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 51.12
Item in Stock
More Options & Item Details
Add to Cart
ID: 498313
Weight: 4.37ct (total)
Size: 10 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 4 pcs
Price: $ 46.15
Item in Stock
More Options & Item Details
Add to Cart
ID: 636590
Weight: 2.76ct
Size: 9.1 x 7.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 13.25
Item in Stock
More Options & Item Details
Add to Cart
ID: 565270
Weight: 24.98ct
Size: 29.9 x 20.1 mm
Clarity: Translucent
Content: 1 pc
Price: $ 18.79
Item in Stock
More Options & Item Details
Add to Cart
ID: 659431
Weight: 12.51ct
Size: 18.7 x 16.9 mm
Clarity: Translucent
Content: 1 pc
Price: $ 30.02
Item in Stock
More Options & Item Details
Add to Cart
ID: 514340
Weight: 26.68ct (total)
Size: 20.8 x 12.2 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 69.73
Item in Stock
More Options & Item Details
Add to Cart
ID: 664215
Weight: 1.10ct
Size: 7.5 x 5.9 mm
Clarity: VS
Content: 1 pc
Price: $ 11.88
Item in Stock
More Options & Item Details
Add to Cart
1 2 3
...
137
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 -> 9 star ratings

It is a good experience, it is easy to view the item, and easy to check out.

Posted By Neo 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

I have a beautiful emerald I purchased from a company names gemselect and they are awesome! You should try them out?

Posted By Lynn in September, 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

Everything was great, website user friendly, quality amazing, communication amazing, delivery amazing, everything was as expected, they done what they said they would, overall experience was amazing.

Posted By Jac in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

selection was broad and the check out was quick. Great site

Posted By JC Karl in September, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I searched for the size, dimensions and quality of the stones I was looking for and then compared and ordered.

Posted By Tim in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Good. I ts very user friendly.

Posted By Shalini in June, 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
Enlarged Gemstone Image