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: 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: 574766
Weight: 2.92ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 77.09
Item in Stock
More Options & Item Details
Add to Cart
ID: 542773
Weight: 0.53ct
Size: 6.6 x 3.8 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 23.64
Item in Stock
More Options & Item Details
Add to Cart
ID: 498611
Weight: 0.80ct
Size: 5.5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 42.24
Item in Stock
More Options & Item Details
Add to Cart
ID: 720806
Weight: 0.47ct
Size: 8 x 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 3.95
Item in Stock
More Options & Item Details
Add to Cart
ID: 446523
Weight: 2.08ct (total)
Size: 9 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 19.21
Item in Stock
More Options & Item Details
Add to Cart
ID: 359870
Weight: 25.10ct
Size: 20 x 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 66.26
Item in Stock
More Options & Item Details
Add to Cart
ID: 451068
Weight: 1.51ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 13.96
Item in Stock
More Options & Item Details
Add to Cart
ID: 720315
Weight: 0.93ct
Size: 5.6 x 5.5 mm
Clarity: VS
Content: 1 pc
Price: $ 89.52
Item in Stock
More Options & Item Details
Add to Cart
ID: 642901
Weight: 0.97ct
Size: 7 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 45.40
Item in Stock
More Options & Item Details
Add to Cart
ID: 730030
Weight: 0.26ct
Size: 5 x 3 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 12.48
Item in Stock
More Options & Item Details
Add to Cart
ID: 435858
Weight: 7.13ct
Size: 13 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 23.34
Item in Stock
More Options & Item Details
Add to Cart
ID: 721572
Weight: 0.83ct
Size: 6 x 4.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 39.84
Item in Stock
More Options & Item Details
Add to Cart
ID: 522930
Weight: 35.36ct
Size: 43.2 x 26.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 35.94
Item in Stock
More Options & Item Details
Add to Cart
ID: 711711
Weight: 19.92ct
Size: 20 x 15 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 53.06
Item in Stock
More Options & Item Details
Add to Cart
ID: 454536
Weight: 0.81ct
Size: 5.2 x 5.3 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 34.21
Item in Stock
More Options & Item Details
Add to Cart
ID: 421922
Weight: 1.52ct (total)
Size: 6.2 x 4.3 mm
Clarity: VS
Content: 3 pcs
Price: $ 80.26
Item in Stock
More Options & Item Details
Add to Cart
ID: 365152
Weight: 1.47ct
Size: 15.1 x 3.6 mm
Clarity: SI
Content: 1 pc
Price: $ 38.71
Item in Stock
More Options & Item Details
Add to Cart
ID: 586135
Weight: 162.38ct
Size: 46.3 x 36.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 420.29
Item in Stock
More Options & Item Details
Add to Cart
ID: 367735
Weight: 4.28ct
Size: 13.2 x 7.4 mm
Clarity: VVS
Content: 1 pc
Price: $ 28.87
Item in Stock
More Options & Item Details
Add to Cart
ID: 420278
Weight: 20.76ct
Size: 25 x 18 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 68.51
Item in Stock
More Options & Item Details
Add to Cart
ID: 672078
Weight: 1.42ct
Size: 9 x 7 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 34.08
Item in Stock
More Options & Item Details
Add to Cart
ID: 460686
Weight: 1.11ct (total)
Size: 8 x 3.4 mm
Clarity: VVS-VS
Content: 3 pcs
Price: $ 146.52
Item in Stock
More Options & Item Details
Add to Cart
ID: 693784
Weight: 23.38ct
Size: 34.8 x 20.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 16.27
Item in Stock
More Options & Item Details
Add to Cart
ID: 715554
Weight: 5.59ct (total)
Size: 10 x 10 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 53.66
Item in Stock
More Options & Item Details
Add to Cart
ID: 729952
Weight: 3.54ct
Size: 12 x 10 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 339.84
Item in Stock
More Options & Item Details
Add to Cart
ID: 485810
Weight: 5.56ct
Size: 11 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 46.70
Item in Stock
More Options & Item Details
Add to Cart
ID: 639972
Weight: 0.68ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS
Price: $ 5.71
Item in Stock
More Options & Item Details
Select pcs
Add to Cart
ID: 693964
Weight: 7.16ct
Size: 13.4 x 11.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 25.78
Item in Stock
More Options & Item Details
Add to Cart
ID: 571147
Weight: 3.60ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 26.52
Item in Stock
More Options & Item Details
Add to Cart
ID: 718616
Weight: 6.59ct
Size: 11.8 x 10.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 3.40
Item in Stock
More Options & Item Details
Add to Cart
ID: 612865
Weight: 7.53ct
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 29.82
Item in Stock
More Options & Item Details
Add to Cart
ID: 619968
Weight: 2.89ct
Size: 13 x 8.2 mm
Clarity: VVS
Content: 1 pc
Price: $ 13.28
Item in Stock
More Options & Item Details
Add to Cart
ID: 479566
Weight: 2.00ct (total)
Size: 10 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 21.12
Item in Stock
More Options & Item Details
Add to Cart
ID: 532021
Weight: 3.33ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 17.58
Item in Stock
More Options & Item Details
Add to Cart
ID: 428269
Weight: 39.82ct
Size: 30.6 x 28.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 35.22
Item in Stock
More Options & Item Details
Add to Cart
ID: 387772
Weight: 2.91ct (total)
Size: 4.6 x 4.5 mm
Clarity: VVS-VS
Content: 6 pcs
Price: $ 19.21
Item in Stock
More Options & Item Details
Add to Cart
ID: 261620
Weight: 3.40ct (total)
Size: 5 x 2.7 mm
Clarity: VS
Content: 20 pcs
Price: $ 179.52
Item in Stock
More Options & Item Details
Add to Cart
ID: 674108
Weight: 16.25ct
Size: 21.3 x 12.2 mm
Clarity: Transparent
Content: 1 pc
Price: $ 292.50
Item in Stock
More Options & Item Details
Add to Cart
ID: 711011
Weight: 1.02ct
Size: 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 20.36
Item in Stock
More Options & Item Details
Add to Cart
ID: 673432
Weight: 10.88ct (total)
Size: 16.8 x 10.6 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 30.68
Item in Stock
More Options & Item Details
Add to Cart
ID: 707986
Weight: 9.19ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 8.82
Item in Stock
More Options & Item Details
Add to Cart
ID: 590259
Weight: 1.39ct
Size: 6.8 x 6 mm
Clarity: Transparent
Content: 1 pc
Price: $ 9.18
Item in Stock
More Options & Item Details
Add to Cart
ID: 394437
Weight: 4.28ct (total)
Size: 8.5 x 8.5 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 28.25
Item in Stock
More Options & Item Details
Add to Cart
ID: 678404
Weight: 22.50ct (total)
Size: 27.9 x 12.8 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 27.00
Item in Stock
More Options & Item Details
Add to Cart
ID: 617792
Weight: 35.19ct
Size: 43.2 x 21.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 33.44
Item in Stock
More Options & Item Details
Add to Cart
ID: 528915
Weight: 21.96ct
Size: 35.9 x 8.8 mm
Clarity: Translucent
Content: 1 pc
Price: $ 14.50
Item in Stock
More Options & Item Details
Add to Cart
ID: 721616
Weight: 12.28ct
Size: 21.2 x 13.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 44.21
Item in Stock
More Options & Item Details
Add to Cart
ID: 717942
Weight: 0.82ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 24.60
Item in Stock
More Options & Item Details
Add to Cart
ID: 644282
Weight: 1.43ct
Size: 9 x 6 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 12.01
Item in Stock
More Options & Item Details
Add to Cart
ID: 648020
Weight: 5.98ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 10.76
Item in Stock
More Options & Item Details
Add to Cart
ID: 517099
Weight: 2.00ct
Size: 11.1 x 4.6 mm
Clarity: VVS
Content: 1 pc
Price: $ 182.16
Item in Stock
More Options & Item Details
Add to Cart
ID: 720256
Weight: 0.97ct
Size: 5.4 x 4.6 mm
Clarity: VS
Content: 1 pc
Price: $ 93.36
Item in Stock
More Options & Item Details
Add to Cart
ID: 693501
Weight: 2.27ct
Size: 7.8 x 5.4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 75.26
Item in Stock
More Options & Item Details
Add to Cart
ID: 435935
Weight: 1.82ct
Size: 10 x 8 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 12.01
Item in Stock
More Options & Item Details
Add to Cart
ID: 635828
Weight: 3.49ct
Size: 11 x 8.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 17.93
Item in Stock
More Options & Item Details
Add to Cart
ID: 461355
Weight: 5.12ct
Size: 12 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 47.30
Item in Stock
More Options & Item Details
Add to Cart
ID: 725670
Weight: 0.39ct
Size: 5 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 3.74
Item in Stock
More Options & Item Details
Add to Cart
ID: 719932
Weight: 2.84ct
Size: 7.9 x 6.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 85.20
Item in Stock
More Options & Item Details
Add to Cart
ID: 587281
Weight: 1.47ct
Size: 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 135.83
Item in Stock
More Options & Item Details
Add to Cart
1 2 3
...
706
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

easy site to navigate

Posted By Curt's Cabochons in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Loved the price and the quality and the certification options which is the main reason why I buy. The guarantee is also a great reason to use gem select.

Posted By Sal in July, 2025
Source: Bizrate

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

love these guys been ordering since 2000 maybe

Posted By JHT in April, 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

Awesome

Posted By D in December, 2024
Source: Bizrate

Overall Rating -> 8 star ratings

Loved the lot buy options

Posted By BDG in October, 2024
Source: Bizrate

Overall Rating -> 9 star ratings

I think therea's no problem

Posted By Napoleon in August, 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
Enlarged Gemstone Image