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: 698701
Weight: 2.57ct (total)
Size: 7.2 x 6 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 15.42
Item in Stock
More Options & Item Details
Add to Cart
ID: 366305
Weight: 0.97ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 136.27
Item in Stock
More Options & Item Details
Add to Cart
ID: 545218
Weight: 1.88ct
Size: 9 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 14.02
Item in Stock
More Options & Item Details
Add to Cart
ID: 663009
Weight: 1.54ct
Size: 6.9 x 6.1 mm
Clarity: Translucent
Content: 1 pc
Price: $ 9.24
Item in Stock
More Options & Item Details
Add to Cart
ID: 608473
Weight: 1.33ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 43.90
Item in Stock
More Options & Item Details
Add to Cart
ID: 633795
Weight: 13.93ct
Size: 20.1 x 13.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 74.05
Item in Stock
More Options & Item Details
Add to Cart
ID: 678767
Weight: 10.26ct
Size: 19.2 x 10.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 61.56
Item in Stock
More Options & Item Details
Add to Cart
ID: 465404
Weight: 3.88ct
Size: 14 x 10 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 33.95
Item in Stock
More Options & Item Details
Add to Cart
ID: 563568
Weight: 1.04ct
Size: 7 x 5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 23.34
Item in Stock
More Options & Item Details
Add to Cart
ID: 336096
Weight: 12.50ct (total)
Size: 14 x 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 25.24
Item in Stock
More Options & Item Details
Add to Cart
ID: 484290
Weight: 4.86ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 4 pcs
Price: $ 64.15
Item in Stock
More Options & Item Details
Add to Cart
ID: 486606
Weight: 109.78ct
Size: 55.4 x 43.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 111.58
Item in Stock
More Options & Item Details
Add to Cart
ID: 727869
Weight: 2.74ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 6.58
Item in Stock
More Options & Item Details
Add to Cart
ID: 691584
Weight: 25.75ct
Size: 23.1 x 20.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 25.03
Item in Stock
More Options & Item Details
Add to Cart
ID: 688419
Weight: 2.41ct
Size: 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 7.06
Item in Stock
More Options & Item Details
Add to Cart
ID: 662757
Weight: 1.64ct
Size: 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 13.78
Item in Stock
More Options & Item Details
Add to Cart
ID: 474611
Weight: 44.76ct (total)
Size: 24.6 x 15.8 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 96.68
Item in Stock
More Options & Item Details
Add to Cart
ID: 485390
Weight: 17.29ct (total)
Size: 12 x 11.3 mm
Clarity: Translucent
Content: 5 pcs
Price: $ 45.65
Item in Stock
More Options & Item Details
Add to Cart
ID: 728186
Weight: 0.03ct
Size: 2.1 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 12.37
Item in Stock
More Options & Item Details
Add to Cart
ID: 477123
Weight: 2.45ct
Size: 9 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 17.64
Item in Stock
More Options & Item Details
Add to Cart
ID: 524007
Weight: 16.06ct
Size: 21 x 16.6 mm
Clarity: Transparent
Content: 1 pc
Price: $ 127.20
Item in Stock
More Options & Item Details
Add to Cart
ID: 663436
Weight: 0.73ct
Size: 8 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 14.02
Item in Stock
More Options & Item Details
Add to Cart
ID: 714023
Weight: 0.52ct
Size: 6.6 x 5 mm
Clarity: VS
Content: 1 pc
Price: $ 28.08
Item in Stock
More Options & Item Details
Add to Cart
ID: 480909
Weight: 9.18ct (total)
Size: 9 mm (calibrated)
Clarity: Translucent
Content: 4 pcs
Price: $ 65.44
Item in Stock
More Options & Item Details
Add to Cart
ID: 672594
Weight: 5.05ct (total)
Size: 11 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 14.24
Item in Stock
More Options & Item Details
Add to Cart
ID: 583686
Weight: 2.77ct
Size: 10.6 x 8.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 7.31
Item in Stock
More Options & Item Details
Add to Cart
ID: 696839
Weight: 17.97ct
Size: 22.5 x 17.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 12.29
Item in Stock
More Options & Item Details
Add to Cart
ID: 401667
Weight: 2.40ct (total)
Size: 5 mm (calibrated)
Clarity: VS
Content: 4 pcs
Price: $ 98.21
Item in Stock
More Options & Item Details
Add to Cart
ID: 648740
Weight: 17.91ct
Size: 24.9 x 19.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 10.32
Item in Stock
More Options & Item Details
Add to Cart
ID: 481161
Weight: 18.14ct
Size: 30 x 22 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 17.96
Item in Stock
More Options & Item Details
Add to Cart
ID: 647622
Weight: 0.51ct (total)
Size: 3.5 mm (calibrated)
Clarity: VS-SI
Content: 2 pcs
Price: $ 15.30
Item in Stock
More Options & Item Details
Add to Cart
ID: 707198
Weight: 3.91ct
Size: 11.5 x 8.9 mm
Clarity: VS
Content: 1 pc
Price: $ 37.54
Item in Stock
More Options & Item Details
Add to Cart
ID: 727997
Weight: 0.04ct
Size: 2.1 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 16.50
Item in Stock
More Options & Item Details
Add to Cart
ID: 712708
Weight: 19.45ct (total)
Size: 16 x 12 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 51.82
Item in Stock
More Options & Item Details
Add to Cart
ID: 724705
Weight: 0.18ct
Size: 4 x 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 25.20
Item in Stock
More Options & Item Details
Add to Cart
ID: 725702
Weight: 1.15ct
Size: 6 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 97.63
Item in Stock
More Options & Item Details
Add to Cart
ID: 737595
Weight: 4.27ct
Size: 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 25.62
Item in Stock
More Options & Item Details
Add to Cart
ID: 706375
Weight: 10.61ct
Size: 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 21.65
Item in Stock
More Options & Item Details
Add to Cart
ID: 465506
Weight: 3.60ct
Size: 14 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 31.51
Item in Stock
More Options & Item Details
Add to Cart
ID: 566190
Weight: 1.82ct (total)
Size: 7 x 7 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 12.01
Item in Stock
More Options & Item Details
Add to Cart
ID: 719759
Weight: 4.21ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 126.30
Item in Stock
More Options & Item Details
Add to Cart
ID: 314627
Weight: 3.35ct (total)
Size: 3 x 3 mm (calibrated)
Clarity: Transparent
Content: 20 pcs
Price: $ 68.34
Item in Stock
More Options & Item Details
Add to Cart
ID: 718316
Weight: 1.27ct (total)
Size: 5.2 x 4.1 mm
Clarity: VVS
Content: 2 pcs
Price: $ 38.10
Item in Stock
More Options & Item Details
Add to Cart
ID: 673202
Weight: 20.06ct
Size: 18.3 x 15.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 120.36
Item in Stock
More Options & Item Details
Add to Cart
ID: 348627
Weight: 40.15ct
Size: 34.6 x 31.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 53.00
Item in Stock
More Options & Item Details
Add to Cart
ID: 533875
Weight: 3.43ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 31.69
Item in Stock
More Options & Item Details
Add to Cart
ID: 458256
Weight: 1.81ct (total)
Size: 4.3 x 3.5 mm
Clarity: VS
Content: 6 pcs
Price: $ 238.92
Item in Stock
More Options & Item Details
Add to Cart
ID: 655526
Weight: 2.29ct
Size: 12 x 6 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 3.58
Item in Stock
More Options & Item Details
Add to Cart
ID: 400326
Weight: 2.84ct
Size: 9 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 9.37
Item in Stock
More Options & Item Details
Add to Cart
ID: 730807
Weight: 0.67ct
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 6.43
Item in Stock
More Options & Item Details
Add to Cart
ID: 344827
Weight: 19.39ct
Size: 18.9 x 13.3 mm
Clarity: Transparent/Translucent
Content: 1 pc
Price: $ 34.56
Item in Stock
More Options & Item Details
Add to Cart
ID: 291466
Weight: 8.60ct
Size: 22.5 x 10.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 31.22
Item in Stock
More Options & Item Details
Add to Cart
ID: 480775
Weight: 2.61ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VS
Content: 4 pcs
Price: $ 24.12
Item in Stock
More Options & Item Details
Add to Cart
ID: 514332
Weight: 20.83ct (total)
Size: 18.6 x 10.5 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 54.43
Item in Stock
More Options & Item Details
Add to Cart
ID: 664929
Weight: 2.13ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 17.89
Item in Stock
More Options & Item Details
Add to Cart
ID: 387806
Weight: 4.09ct (total)
Size: 4.6 x 4.6 mm
Clarity: VVS-VS
Content: 10 pcs
Price: $ 27.00
Item in Stock
More Options & Item Details
Add to Cart
ID: 717946
Weight: 0.67ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 20.10
Item in Stock
More Options & Item Details
Add to Cart
ID: 643816
Weight: 2.68ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 7.08
Item in Stock
More Options & Item Details
Add to Cart
ID: 688985
Weight: 1.25ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VVS
Content: 2 pcs
Price: $ 12.00
Item in Stock
More Options & Item Details
Add to Cart
ID: 617551
Weight: 34.10ct
Size: 41.3 x 26.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 32.41
Item in Stock
More Options & Item Details
Add to Cart
1 2 3
...
570
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

Excellent selection and easy to use, well done site

Posted By Steph in December, 2024
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

Overall Rating -> 10 star ratings

Helpselect accomplished all personal growth goals

Posted By Mike in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I'm happy.

Posted By Ray in January, 2025
Source: Bizrate

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 -> 9 star ratings

I wish there were options for jewelry settings

Posted By Tim in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I like the site, it's easy to navigate. There are sometimes items I'm looking for that aren't there, but mostly I can find what I need.

Posted By Nate in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

went well

Posted By Doug in May, 2025
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
Enlarged Gemstone Image