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: 499425
Weight: 1.39ct
Size: 7.7 x 5.2 mm
Clarity: Transparent
Content: 1 pc
Price: $ 5.51
Item in Stock
More Options & Item Details
Add to Cart
ID: 464368
Weight: 4.17ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VS
Content: 10 pcs
Price: $ 38.53
Item in Stock
More Options & Item Details
Add to Cart
ID: 725474
Weight: 0.38ct
Size: 5 x 5 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 3.65
Item in Stock
More Options & Item Details
Add to Cart
ID: 416178
Weight: 1.19ct
Size: 15.9 x 2.9 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 37.70
Item in Stock
More Options & Item Details
Add to Cart
ID: 736003
Weight: 50.15ct
Size: 39.5 x 20.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 41.52
Item in Stock
More Options & Item Details
Add to Cart
ID: 636641
Weight: 1.49ct
Size: 9 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 42.91
Item in Stock
More Options & Item Details
Add to Cart
ID: 732439
Weight: 1.12ct
Size: 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 26.88
Item in Stock
More Options & Item Details
Add to Cart
ID: 475672
Weight: 6.19ct
Size: 16 x 12 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 57.19
Item in Stock
More Options & Item Details
Add to Cart
ID: 730022
Weight: 1.15ct
Size: 15.5 x 3.1 mm
Clarity: VS
Content: 1 pc
Price: $ 69.00
Item in Stock
More Options & Item Details
Add to Cart
ID: 722665
Weight: 12.48ct
Size: 21.1 x 10.7 mm
Clarity: Translucent
Content: 1 pc
Price: $ 104.83
Item in Stock
More Options & Item Details
Add to Cart
ID: 363911
Weight: 16.78ct
Size: 24.5 x 16.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 33.23
Item in Stock
More Options & Item Details
Add to Cart
ID: 718631
Weight: 6.95ct
Size: 12 x 12 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 31.27
Item in Stock
More Options & Item Details
Add to Cart
ID: 707207
Weight: 2.14ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 5.14
Item in Stock
More Options & Item Details
Add to Cart
ID: 688632
Weight: 1.14ct
Size: 12.1 x 4.1 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 10.94
Item in Stock
More Options & Item Details
Add to Cart
ID: 418226
Weight: 12.85ct (total)
Size: 16.5 x 11.4 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 25.44
Item in Stock
More Options & Item Details
Add to Cart
ID: 460660
Weight: 6.21ct
Size: 14 x 10 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 57.38
Item in Stock
More Options & Item Details
Add to Cart
ID: 313684
Weight: 2.08ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VS-SI
Content: 5 pcs
Price: $ 123.55
Item in Stock
More Options & Item Details
Add to Cart
ID: 712222
Weight: 1.00ct
Size: 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 19.97
Item in Stock
More Options & Item Details
Add to Cart
ID: 687471
Weight: 0.55ct
Size: 5 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 4.40
Item in Stock
More Options & Item Details
Add to Cart
ID: 428510
Weight: 4.78ct
Size: 14 x 9 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 37.86
Item in Stock
More Options & Item Details
Add to Cart
ID: 465827
Weight: 6.54ct
Size: 13 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 12.95
Item in Stock
More Options & Item Details
Add to Cart
ID: 446126
Weight: 4.55ct
Size: 14.1 x 9.4 mm
Clarity: VVS
Content: 1 pc
Price: $ 33.22
Item in Stock
More Options & Item Details
Add to Cart
ID: 408172
Weight: 10.15ct
Size: 13 x 13 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 23.99
Item in Stock
More Options & Item Details
Add to Cart
ID: 716410
Weight: 2.79ct
Size: 10 x 10 mm (calibrated)
Clarity: VVS-VS
Price: $ 26.78
Item in Stock
More Options & Item Details
Select pcs
Add to Cart
ID: 386164
Weight: 2.74ct (total)
Size: 4.6 x 4.5 mm
Clarity: VVS-VS
Content: 6 pcs
Price: $ 18.08
Item in Stock
More Options & Item Details
Add to Cart
ID: 322371
Weight: 2.46ct (total)
Size: 8.2 x 5.5 mm
Clarity: Transparent/Translucent
Content: 2 pcs
Price: $ 14.76
Item in Stock
More Options & Item Details
Add to Cart
ID: 552251
Weight: 2.61ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 24.12
Item in Stock
More Options & Item Details
Add to Cart
ID: 672431
Weight: 1.77ct
Size: 8 x 6.7 mm
Clarity: VS
Content: 1 pc
Price: $ 42.48
Item in Stock
More Options & Item Details
Add to Cart
ID: 531007
Weight: 3.56ct
Size: 9 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 32.89
Item in Stock
More Options & Item Details
Add to Cart
ID: 732498
Weight: 0.46ct
Size: 5 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 3.86
Item in Stock
More Options & Item Details
Add to Cart
ID: 714159
Weight: 0.86ct (total)
Size: 4.2 mm
Clarity: VS-SI
Content: 2 pcs
Price: $ 25.80
Item in Stock
More Options & Item Details
Add to Cart
ID: 692718
Weight: 23.51ct
Size: 20 x 15 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 197.48
Item in Stock
More Options & Item Details
Add to Cart
ID: 549150
Weight: 5.24ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 48.42
Item in Stock
More Options & Item Details
Add to Cart
ID: 482270
Weight: 2.04ct
Size: 8.5 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 14.70
Item in Stock
More Options & Item Details
Add to Cart
ID: 663061
Weight: 4.86ct
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 11.66
Item in Stock
More Options & Item Details
Add to Cart
ID: 718180
Weight: 0.94ct
Size: 5.9 x 4.8 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 28.20
Item in Stock
More Options & Item Details
Add to Cart
ID: 712458
Weight: 4.07ct
Size: 12 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 10.85
Item in Stock
More Options & Item Details
Add to Cart
ID: 736721
Weight: 16.30ct
Size: 20 x 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 22.98
Item in Stock
More Options & Item Details
Add to Cart
ID: 311842
Weight: 1.56ct
Size: 10.8 x 8.3 mm
Clarity: Transparent
Content: 1 pc
Price: $ 82.37
Item in Stock
More Options & Item Details
Add to Cart
ID: 590716
Weight: 30.54ct
Size: 22.5 x 18.5 mm
Clarity: VVS
Content: 1 pc
Price: $ 201.56
Item in Stock
More Options & Item Details
Add to Cart
ID: 367733
Weight: 5.07ct
Size: 14.2 x 7.9 mm
Clarity: VVS
Content: 1 pc
Price: $ 34.20
Item in Stock
More Options & Item Details
Add to Cart
ID: 485705
Weight: 24.85ct (total)
Size: 12 x 12 mm (calibrated)
Clarity: Translucent
Content: 5 pcs
Price: $ 32.81
Item in Stock
More Options & Item Details
Add to Cart
ID: 554641
Weight: 0.96ct
Size: 7 x 7 mm (calibrated)
Clarity: VVS-VS
Price: $ 7.61
Item in Stock
More Options & Item Details
Select pcs
Add to Cart
ID: 681802
Weight: 16.35ct
Size: 20.8 x 13.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 156.96
Item in Stock
More Options & Item Details
Add to Cart
ID: 394279
Weight: 1.97ct
Size: 7 x 7 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 36.28
Item in Stock
More Options & Item Details
Add to Cart
ID: 682366
Weight: 0.55ct
Size: 5.3 x 5.2 mm
Clarity: VVS
Content: 1 pc
Price: $ 4.62
Item in Stock
More Options & Item Details
Add to Cart
ID: 713691
Weight: 1.33ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VVS
Content: 2 pcs
Price: $ 22.34
Item in Stock
More Options & Item Details
Add to Cart
ID: 668352
Weight: 8.59ct
Size: 14 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 51.54
Item in Stock
More Options & Item Details
Add to Cart
ID: 479251
Weight: 2.80ct (total)
Size: 10 x 5.1 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 29.57
Item in Stock
More Options & Item Details
Add to Cart
ID: 715544
Weight: 3.87ct
Size: 12 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 37.15
Item in Stock
More Options & Item Details
Add to Cart
ID: 711095
Weight: 19.51ct
Size: 20 x 15 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 51.97
Item in Stock
More Options & Item Details
Add to Cart
ID: 696216
Weight: 26.75ct
Size: 30.9 x 18.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 16.06
Item in Stock
More Options & Item Details
Add to Cart
ID: 390012
Weight: 0.57ct
Size: 9.4 x 4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 24.62
Item in Stock
More Options & Item Details
Add to Cart
ID: 527846
Weight: 0.80ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 8.45
Item in Stock
More Options & Item Details
Add to Cart
ID: 371513
Weight: 5.22ct (total)
Size: 7 x 7 mm (calibrated)
Clarity: VS
Content: 5 pcs
Price: $ 41.34
Item in Stock
More Options & Item Details
Add to Cart
ID: 721351
Weight: 5.20ct
Size: 20.2 x 9.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 18.72
Item in Stock
More Options & Item Details
Add to Cart
ID: 705334
Weight: 5.17ct
Size: 10 x 8 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 4.78
Item in Stock
More Options & Item Details
Add to Cart
ID: 683081
Weight: 6.88ct
Size: 14 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 8.26
Item in Stock
More Options & Item Details
Add to Cart
ID: 711553
Weight: 1.12ct
Size: 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 22.37
Item in Stock
More Options & Item Details
Add to Cart
ID: 584109
Weight: 11.62ct
Size: 39.4 x 8.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 33.74
Item in Stock
More Options & Item Details
Add to Cart
1 2 3
...
615
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

I can pick and choose from large selection and find just what I need for .y projects, currently my cane.

Posted By Darkstar731 in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I have bought from you before and have found your gems exceed my expectations. I have been very satisfied with all gems sent to me. I will be back. Thanks....

Posted By Dork in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

So far, my experience was great...Thanks

Posted By Kaydi in May, 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

very good

Posted By Son Gift in January, 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 -> 8 star ratings

Love the ease of access. Easy to find what you are looking for, and fair pricing.

Posted By NickBehnke in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I love the quality, package and info of your gems.

Posted By Diana in April, 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
Enlarged Gemstone Image