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: 368921
Weight: 2.23ct
Size: 8.5 x 7.7 mm
Clarity: Transparent/Translucent
Content: 1 pc
Price: $ 14.48
Item in Stock
More Options & Item Details
Add to Cart
ID: 411426
Weight: 2.35ct
Size: 10 x 8 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 70.01
Item in Stock
More Options & Item Details
Add to Cart
ID: 398858
Weight: 6.66ct (total)
Size: 8 mm (calibrated)
Clarity: VS
Content: 4 pcs
Price: $ 61.54
Item in Stock
More Options & Item Details
Add to Cart
ID: 390595
Weight: 2.63ct (total)
Size: 5 x 3 mm (calibrated)
Clarity: VS
Content: 10 pcs
Price: $ 169.27
Item in Stock
More Options & Item Details
Add to Cart
ID: 419936
Weight: 0.99ct
Size: 6.2 x 5.5 mm
Clarity: VS
Content: 1 pc
Price: $ 45.74
Item in Stock
More Options & Item Details
Add to Cart
ID: 678160
Weight: 1.06ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 8.90
Item in Stock
More Options & Item Details
Add to Cart
ID: 460044
Weight: 5.26ct
Size: 15 x 10 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 48.60
Item in Stock
More Options & Item Details
Add to Cart
ID: 745518
Weight: 4.26ct
Size: 10.6 x 8.3 mm
Clarity: VVS
Content: 1 pc
Price: $ 213.00
Item in Stock
More Options & Item Details
Add to Cart
ID: 449252
Weight: 1.33ct
Size: 20.9 x 3 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 52.67
Item in Stock
More Options & Item Details
Add to Cart
ID: 713862
Weight: 17.03ct
Size: 20 x 15 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 143.05
Item in Stock
More Options & Item Details
Add to Cart
ID: 447170
Weight: 2.20ct
Size: 8.9 x 6.4 mm
Clarity: VS
Content: 1 pc
Price: $ 94.51
Item in Stock
More Options & Item Details
Add to Cart
ID: 697848
Weight: 2.31ct (total)
Size: 7.1 x 5.8 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 13.86
Item in Stock
More Options & Item Details
Add to Cart
ID: 698526
Weight: 3.17ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 26.63
Item in Stock
More Options & Item Details
Add to Cart
ID: 324054
Weight: 3.87ct (total)
Size: 8 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 5 pcs
Price: $ 32.18
Item in Stock
More Options & Item Details
Add to Cart
ID: 431746
Weight: 1.39ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 14.66
Item in Stock
More Options & Item Details
Add to Cart
ID: 725316
Weight: 5.91ct
Size: 9.5 x 9.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 5.61
Item in Stock
More Options & Item Details
Add to Cart
ID: 473789
Weight: 0.94ct
Size: 9.6 x 5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 68.24
Item in Stock
More Options & Item Details
Add to Cart
ID: 541561
Weight: 3.82ct (total)
Size: 8.2 x 6.7 mm
Clarity: VS-SI
Content: 2 pcs
Price: $ 76.74
Item in Stock
More Options & Item Details
Add to Cart
ID: 672550
Weight: 2.39ct
Size: 10 x 8 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 57.36
Item in Stock
More Options & Item Details
Add to Cart
ID: 547762
Weight: 1.71ct
Size: 7 x 7 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 34.66
Item in Stock
More Options & Item Details
Add to Cart
ID: 669550
Weight: 16.97ct
Size: 20.2 x 12.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 50.92
Item in Stock
More Options & Item Details
Add to Cart
ID: 554635
Weight: 0.94ct
Size: 7 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 7.44
Item in Stock
More Options & Item Details
Add to Cart
ID: 466428
Weight: 5.32ct (total)
Size: 6.5 mm (calibrated)
Clarity: Translucent
Content: 7 pcs
Price: $ 196.63
Item in Stock
More Options & Item Details
Add to Cart
ID: 708205
Weight: 22.46ct
Size: 25.2 x 16.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 80.86
Item in Stock
More Options & Item Details
Add to Cart
ID: 648848
Weight: 5.76ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 10.37
Item in Stock
More Options & Item Details
Add to Cart
ID: 456483
Weight: 3.52ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 4 pcs
Price: $ 32.52
Item in Stock
More Options & Item Details
Add to Cart
ID: 727035
Weight: 1.00ct
Size: 9 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 25.00
Item in Stock
More Options & Item Details
Add to Cart
ID: 693226
Weight: 7.75ct
Size: 12 x 12 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 7.44
Item in Stock
More Options & Item Details
Add to Cart
ID: 711275
Weight: 30.89ct
Size: 26.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 61.54
Item in Stock
More Options & Item Details
Add to Cart
ID: 428161
Weight: 3.37ct (total)
Size: 8 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 8.89
Item in Stock
More Options & Item Details
Add to Cart
ID: 511630
Weight: 1.52ct
Size: 7.4 x 5.9 mm
Clarity: VS
Content: 1 pc
Price: $ 28.40
Item in Stock
More Options & Item Details
Add to Cart
ID: 499219
Weight: 2.11ct
Size: 10.5 x 5.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 417.78
Item in Stock
More Options & Item Details
Add to Cart
ID: 713954
Weight: 1.82ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 15.29
Item in Stock
More Options & Item Details
Add to Cart
ID: 437382
Weight: 1.68ct
Size: 6.5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 44.35
Item in Stock
More Options & Item Details
Add to Cart
ID: 472126
Weight: 13.81ct
Size: 17.8 x 14.2 mm
Clarity: Translucent
Content: 1 pc
Price: $ 127.61
Item in Stock
More Options & Item Details
Add to Cart
ID: 710222
Weight: 3.03ct
Size: 10 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 25.45
Item in Stock
More Options & Item Details
Add to Cart
ID: 413156
Weight: 1.09ct
Size: 6.2 x 5.7 mm
Clarity: VS
Content: 1 pc
Price: $ 49.98
Item in Stock
More Options & Item Details
Add to Cart
ID: 424865
Weight: 1.09ct
Size: 7 x 5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 43.16
Item in Stock
More Options & Item Details
Add to Cart
ID: 744512
Weight: 24.57ct (total)
Size: 23.1 x 12.2 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 122.85
Item in Stock
More Options & Item Details
Add to Cart
ID: 558618
Weight: 1.08ct
Size: 6.3 x 5.8 mm
Clarity: VS
Content: 1 pc
Price: $ 78.47
Item in Stock
More Options & Item Details
Add to Cart
ID: 478372
Weight: 1.59ct
Size: 8.1 x 5.4 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 56.03
Item in Stock
More Options & Item Details
Add to Cart
ID: 345380
Weight: 29.36ct
Size: 31.2 x 18 mm
Clarity: Transparent/Translucent
Content: 1 pc
Price: $ 44.96
Item in Stock
More Options & Item Details
Add to Cart
ID: 720161
Weight: 0.92ct
Size: 6.3 x 5.3 mm
Clarity: VS
Content: 1 pc
Price: $ 165.60
Item in Stock
More Options & Item Details
Add to Cart
ID: 720848
Weight: 1.49ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 12.52
Item in Stock
More Options & Item Details
Add to Cart
ID: 721740
Weight: 37.87ct
Size: 31.8 x 21 mm
Clarity: Opaque
Content: 1 pc
Price: $ 45.44
Item in Stock
More Options & Item Details
Add to Cart
ID: 685869
Weight: 1.10ct
Size: 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 20.24
Item in Stock
More Options & Item Details
Add to Cart
ID: 667116
Weight: 1.19ct
Size: 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 24.41
Item in Stock
More Options & Item Details
Add to Cart
ID: 670727
Weight: 0.81ct
Size: 5.3 x 4.5 mm
Clarity: Translucent
Content: 1 pc
Price: $ 29.16
Item in Stock
More Options & Item Details
Add to Cart
ID: 706410
Weight: 10.03ct
Size: 13.8 x 12.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 20.46
Item in Stock
More Options & Item Details
Add to Cart
ID: 357706
Weight: 3.87ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 10 pcs
Price: $ 25.55
Item in Stock
More Options & Item Details
Add to Cart
ID: 499242
Weight: 1.94ct
Size: 7.3 x 7.2 mm
Clarity: VS
Content: 1 pc
Price: $ 34.82
Item in Stock
More Options & Item Details
Add to Cart
ID: 551437
Weight: 2.76ct
Size: 10 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 24.92
Item in Stock
More Options & Item Details
Add to Cart
ID: 708201
Weight: 22.58ct
Size: 26.5 x 15.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 81.29
Item in Stock
More Options & Item Details
Add to Cart
ID: 485744
Weight: 7.39ct
Size: 11 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 62.08
Item in Stock
More Options & Item Details
Add to Cart
ID: 710191
Weight: 3.10ct
Size: 12.8 x 12 mm
Clarity: Opaque
Content: 1 pc
Price: $ 9.04
Item in Stock
More Options & Item Details
Add to Cart
ID: 717964
Weight: 0.98ct
Size: 5.9 x 5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 29.40
Item in Stock
More Options & Item Details
Add to Cart
ID: 389594
Weight: 2.78ct (total)
Size: 6.9 x 6.2 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 18.35
Item in Stock
More Options & Item Details
Add to Cart
ID: 691713
Weight: 0.41ct
Size: 4.8 x 4 mm
Clarity: SI-I1
Content: 1 pc
Price: $ 24.60
Item in Stock
More Options & Item Details
Add to Cart
ID: 418426
Weight: 8.59ct
Size: 16.1 x 11 mm
Clarity: Translucent
Content: 1 pc
Price: $ 17.00
Item in Stock
More Options & Item Details
Add to Cart
ID: 664617
Weight: 2.27ct
Size: 9 x 7 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 49.03
Item in Stock
More Options & Item Details
Add to Cart
1 2 3
...
212
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

excellent deals-excellent service-fair prices

Posted By JD in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

went well

Posted By Doug in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I always purchase my stones from GemSelect, their products are high quality and customer service is always great. I also like the fact that I am able to purchase unique items

Posted By Desperaux in November, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Would have bought an indigo and selenite, but neither listed. But, you do offer quite a large assortment otherwise.

Posted By JD in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I have found GemSelect to have the best selections of quality stones at a reasonable price. I like the packaging and the report availability.

Posted By Sam in March, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

the gems were smaller than I thought but I was at fault for not reading the complete discrimination

Posted By Tim in May, 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

Love beauty, color, quality, and price of these gems. Personal projects and will come here soon and everytime.

Posted By Darkstar in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

nothing but good. always have a great selection. I am a hobbyist and only collect. Great prices. I could take all day looking at a small percent of all the gemstone, fantastic

Posted By Steve m. in February, 2025
Source: Bizrate
Enlarged Gemstone Image