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: 608834
Weight: 2.08ct (total)
Size: 7 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 38.44
Item in Stock
More Options & Item Details
Add to Cart
ID: 668715
Weight: 12.34ct
Size: 19.2 x 12.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 266.54
Item in Stock
More Options & Item Details
Add to Cart
ID: 554043
Weight: 1.66ct
Size: 7.4 x 5.3 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 43.82
Item in Stock
More Options & Item Details
Add to Cart
ID: 714358
Weight: 0.32ct
Size: 4 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 9.60
Item in Stock
More Options & Item Details
Add to Cart
ID: 672159
Weight: 1.12ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 26.88
Item in Stock
More Options & Item Details
Add to Cart
ID: 746075
Weight: 4.78ct
Size: 11 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 239.00
Item in Stock
More Options & Item Details
Add to Cart
ID: 737169
Weight: 43.58ct
Size: 44 x 12.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 4.36
Item in Stock
More Options & Item Details
Add to Cart
ID: 479656
Weight: 2.57ct (total)
Size: 10.1 x 5.1 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 27.14
Item in Stock
More Options & Item Details
Add to Cart
ID: 356998
Weight: 4.05ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 10 pcs
Price: $ 26.74
Item in Stock
More Options & Item Details
Add to Cart
ID: 403728
Weight: 31.28ct
Size: 28.3 x 21.2 mm
Clarity: Translucent
Content: 1 pc
Price: $ 37.54
Item in Stock
More Options & Item Details
Add to Cart
ID: 712520
Weight: 3.76ct
Size: 12 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 8.35
Item in Stock
More Options & Item Details
Add to Cart
ID: 706417
Weight: 8.84ct
Size: 13.3 x 11.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 18.04
Item in Stock
More Options & Item Details
Add to Cart
ID: 642909
Weight: 2.93ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 26.89
Item in Stock
More Options & Item Details
Add to Cart
ID: 708506
Weight: 0.74ct
Size: 5.5 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 15.29
Item in Stock
More Options & Item Details
Add to Cart
ID: 393574
Weight: 3.45ct
Size: 10 x 10 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 22.78
Item in Stock
More Options & Item Details
Add to Cart
ID: 701830
Weight: 0.93ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 44.64
Item in Stock
More Options & Item Details
Add to Cart
ID: 426708
Weight: 9.58ct (total)
Size: 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 44.26
Item in Stock
More Options & Item Details
Add to Cart
ID: 418796
Weight: 5.62ct
Size: 15.3 x 10.9 mm
Clarity: Translucent
Content: 1 pc
Price: $ 11.12
Item in Stock
More Options & Item Details
Add to Cart
ID: 664508
Weight: 2.74ct
Size: 10 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 13.15
Item in Stock
More Options & Item Details
Add to Cart
ID: 528908
Weight: 1.45ct
Size: 7.1 x 5.4 mm
Clarity: VS
Content: 1 pc
Price: $ 114.84
Item in Stock
More Options & Item Details
Add to Cart
ID: 747449
Weight: 1.48ct
Size: 7.8 x 7 mm
Clarity: VVS
Content: 1 pc
Price: $ 266.40
Item in Stock
More Options & Item Details
Add to Cart
ID: 650597
Weight: 0.73ct
Size: 6.9 x 4.8 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 6.13
Item in Stock
More Options & Item Details
Add to Cart
ID: 647623
Weight: 0.49ct (total)
Size: 3.5 mm (calibrated)
Clarity: VS-SI
Content: 2 pcs
Price: $ 14.70
Item in Stock
More Options & Item Details
Add to Cart
ID: 334243
Weight: 17.04ct
Size: 18 x 13 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 27.44
Item in Stock
More Options & Item Details
Add to Cart
ID: 376908
Weight: 1.82ct
Size: 7.1 x 6.6 mm
Clarity: Transparent/Translucent
Content: 1 pc
Price: $ 16.81
Item in Stock
More Options & Item Details
Add to Cart
ID: 348790
Weight: 44.33ct
Size: 39.2 x 18.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 58.51
Item in Stock
More Options & Item Details
Add to Cart
ID: 713970
Weight: 1.64ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 27.55
Item in Stock
More Options & Item Details
Add to Cart
ID: 709995
Weight: 0.52ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 4.37
Item in Stock
More Options & Item Details
Add to Cart
ID: 447651
Weight: 1.20ct
Size: 7.5 x 4.5 mm
Clarity: VS
Content: 1 pc
Price: $ 75.54
Item in Stock
More Options & Item Details
Add to Cart
ID: 532581
Weight: 4.32ct
Size: 15 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 34.21
Item in Stock
More Options & Item Details
Add to Cart
ID: 658262
Weight: 6.43ct
Size: 12 x 10 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 45.01
Item in Stock
More Options & Item Details
Add to Cart
ID: 384189
Weight: 22.02ct (total)
Size: 16 x 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 87.20
Item in Stock
More Options & Item Details
Add to Cart
ID: 664506
Weight: 1.85ct
Size: 9 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 8.88
Item in Stock
More Options & Item Details
Add to Cart
ID: 695220
Weight: 8.81ct
Size: 15.4 x 9.2 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 264.30
Item in Stock
More Options & Item Details
Add to Cart
ID: 598622
Weight: 1.43ct
Size: 7 x 5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 28.32
Item in Stock
More Options & Item Details
Add to Cart
ID: 400203
Weight: 6.13ct (total)
Size: 9 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 20.22
Item in Stock
More Options & Item Details
Add to Cart
ID: 716416
Weight: 2.79ct
Size: 10 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 26.78
Item in Stock
More Options & Item Details
Add to Cart
ID: 556576
Weight: 3.79ct (total)
Size: 7 x 7 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 31.72
Item in Stock
More Options & Item Details
Add to Cart
ID: 326367
Weight: 5.41ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: Transparent/Translucent
Content: 2 pcs
Price: $ 17.53
Item in Stock
More Options & Item Details
Add to Cart
ID: 744788
Weight: 8.61ct
Size: 17.9 x 11.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 43.05
Item in Stock
More Options & Item Details
Add to Cart
ID: 500372
Weight: 1.35ct
Size: 11.9 x 6.1 mm
Clarity: VS
Content: 1 pc
Price: $ 12.48
Item in Stock
More Options & Item Details
Add to Cart
ID: 542607
Weight: 0.70ct
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 31.22
Item in Stock
More Options & Item Details
Add to Cart
ID: 713707
Weight: 15.56ct
Size: 18 x 13 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 130.70
Item in Stock
More Options & Item Details
Add to Cart
ID: 480642
Weight: 2.32ct
Size: 9 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 16.54
Item in Stock
More Options & Item Details
Add to Cart
ID: 499517
Weight: 6.35ct
Size: 14 x 11 mm
Clarity: Transparent
Content: 1 pc
Price: $ 41.92
Item in Stock
More Options & Item Details
Add to Cart
ID: 704571
Weight: 2.02ct
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 60.60
Item in Stock
More Options & Item Details
Add to Cart
ID: 720408
Weight: 1.07ct
Size: 6.4 x 5.1 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 102.98
Item in Stock
More Options & Item Details
Add to Cart
ID: 572284
Weight: 2.98ct
Size: 10 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 27.54
Item in Stock
More Options & Item Details
Add to Cart
ID: 418442
Weight: 11.81ct
Size: 17.2 x 12.7 mm
Clarity: Translucent
Content: 1 pc
Price: $ 23.39
Item in Stock
More Options & Item Details
Add to Cart
ID: 737604
Weight: 6.48ct
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 38.88
Item in Stock
More Options & Item Details
Add to Cart
ID: 546472
Weight: 3.19ct
Size: 9 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 25.26
Item in Stock
More Options & Item Details
Add to Cart
ID: 725639
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: 576866
Weight: 8.23ct
Size: 17.8 x 12.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 11.51
Item in Stock
More Options & Item Details
Add to Cart
ID: 479378
Weight: 1.16ct
Size: 10 x 5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 12.25
Item in Stock
More Options & Item Details
Add to Cart
ID: 638580
Weight: 1.94ct
Size: 6.7 x 6.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 11.64
Item in Stock
More Options & Item Details
Add to Cart
ID: 551050
Weight: 1.25ct
Size: 7 x 5 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 4.74
Item in Stock
More Options & Item Details
Add to Cart
ID: 453727
Weight: 3.54ct
Size: 11.8 x 9 mm
Clarity: VVS
Content: 1 pc
Price: $ 32.71
Item in Stock
More Options & Item Details
Add to Cart
ID: 672053
Weight: 2.13ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 51.12
Item in Stock
More Options & Item Details
Add to Cart
ID: 636056
Weight: 1.10ct (total)
Size: 8 x 4 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 19.80
Item in Stock
More Options & Item Details
Add to Cart
ID: 625256
Weight: 1.09ct
Size: 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 22.26
Item in Stock
More Options & Item Details
Add to Cart
1 2 3
...
299
Choose Page
1 - 772

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

Took a chance on purchasing my gemstones from Gemselect and was impressed. 10/10

Posted By KT in September, 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 -> 10 star ratings

It's mostly good, only some item's are easier to find through the search than the menu

Posted By Wayne in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Enjoy every moment

Posted By Ferns in October, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I'm happy.

Posted By Ray in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

excellent deals-excellent service-fair prices

Posted By JD in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Easy to conduct search, good amount of stock to select from along with variety of prices.

Posted By Que in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very fast navigation and purchase, which is good. I need to strike while the iron is hot.

Posted By Tim G. in February, 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
Enlarged Gemstone Image