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: 691144
Weight: 0.38ct
Size: 4.3 x 4.1 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 22.80
Item in Stock
More Options & Item Details
Add to Cart
ID: 427129
Weight: 2.38ct (total)
Size: 9 x 6 mm (calibrated)
Clarity: VVS
Content: 2 pcs
Price: $ 18.85
Item in Stock
More Options & Item Details
Add to Cart
ID: 659439
Weight: 9.21ct
Size: 17.5 x 16.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 22.10
Item in Stock
More Options & Item Details
Add to Cart
ID: 691409
Weight: 1.83ct
Size: 6.5 x 6.4 mm
Clarity: VVS
Content: 1 pc
Price: $ 60.67
Item in Stock
More Options & Item Details
Add to Cart
ID: 517473
Weight: 0.90ct
Size: 8.1 x 5.3 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 95.04
Item in Stock
More Options & Item Details
Add to Cart
ID: 463281
Weight: 3.65ct (total)
Size: 11.8 x 6 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 48.32
Item in Stock
More Options & Item Details
Add to Cart
ID: 741455
Weight: 0.60ct
Size: 5.2 x 4.2 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 24.00
Item in Stock
More Options & Item Details
Add to Cart
ID: 550846
Weight: 12.65ct
Size: 20 x 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 19.03
Item in Stock
More Options & Item Details
Add to Cart
ID: 688884
Weight: 1.04ct
Size: 9.2 x 5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 9.98
Item in Stock
More Options & Item Details
Add to Cart
ID: 377501
Weight: 4.49ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 4 pcs
Price: $ 95.87
Item in Stock
More Options & Item Details
Add to Cart
ID: 741430
Weight: 1.12ct
Size: 6.5 x 5.4 mm
Clarity: VS
Content: 1 pc
Price: $ 145.60
Item in Stock
More Options & Item Details
Add to Cart
ID: 408816
Weight: 8.83ct
Size: 16 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 40.79
Item in Stock
More Options & Item Details
Add to Cart
ID: 530094
Weight: 1.01ct
Size: 7.4 x 4.8 mm
Clarity: VS
Content: 1 pc
Price: $ 88.00
Item in Stock
More Options & Item Details
Add to Cart
ID: 661944
Weight: 2.22ct
Size: 7 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 5.35
Item in Stock
More Options & Item Details
Add to Cart
ID: 719960
Weight: 0.82ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 6.89
Item in Stock
More Options & Item Details
Add to Cart
ID: 595050
Weight: 16.93ct
Size: 17.3 x 16.5 mm
Clarity: Translucent
Content: 1 pc
Price: $ 67.04
Item in Stock
More Options & Item Details
Add to Cart
ID: 396640
Weight: 4.89ct
Size: 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 27.43
Item in Stock
More Options & Item Details
Add to Cart
ID: 687622
Weight: 2.92ct (total)
Size: 7 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 8.54
Item in Stock
More Options & Item Details
Add to Cart
ID: 470013
Weight: 12.31ct
Size: 12 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 17.06
Item in Stock
More Options & Item Details
Add to Cart
ID: 532362
Weight: 3.92ct
Size: 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 28.46
Item in Stock
More Options & Item Details
Add to Cart
ID: 252480
Weight: 0.63ct
Size: 6 x 5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 62.38
Item in Stock
More Options & Item Details
Add to Cart
ID: 416198
Weight: 0.93ct
Size: 13.1 x 3 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 29.46
Item in Stock
More Options & Item Details
Add to Cart
ID: 735126
Weight: 0.78ct
Size: 6.4 x 5.7 mm
Clarity: SI
Content: 1 pc
Price: $ 46.80
Item in Stock
More Options & Item Details
Add to Cart
ID: 562622
Weight: 1.44ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 10.94
Item in Stock
More Options & Item Details
Add to Cart
ID: 632819
Weight: 1.88ct
Size: 8 x 8 mm (calibrated)
Clarity: VVS
Price: $ 13.54
Item in Stock
More Options & Item Details
Select pcs
Add to Cart
ID: 582791
Weight: 1.35ct
Size: 8.3 x 6.4 mm
Clarity: VVS
Content: 1 pc
Price: $ 71.28
Item in Stock
More Options & Item Details
Add to Cart
ID: 684512
Weight: 25.02ct
Size: 26.1 x 21.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 32.12
Item in Stock
More Options & Item Details
Add to Cart
ID: 372688
Weight: 4.84ct (total)
Size: 9.1 x 4.5 mm
Clarity: VS
Content: 5 pcs
Price: $ 38.33
Item in Stock
More Options & Item Details
Add to Cart
ID: 722792
Weight: 0.59ct
Size: 5 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 17.70
Item in Stock
More Options & Item Details
Add to Cart
ID: 711973
Weight: 2.44ct
Size: 10 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 6.50
Item in Stock
More Options & Item Details
Add to Cart
ID: 691177
Weight: 2.07ct
Size: 7.3 x 5.7 mm
Clarity: VVS
Content: 1 pc
Price: $ 68.63
Item in Stock
More Options & Item Details
Add to Cart
ID: 728226
Weight: 0.10ct
Size: 2.7 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 41.24
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: 713934
Weight: 1.23ct
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 10.33
Item in Stock
More Options & Item Details
Add to Cart
ID: 722785
Weight: 0.55ct
Size: 5 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 16.50
Item in Stock
More Options & Item Details
Add to Cart
ID: 612895
Weight: 0.93ct
Size: 7.4 x 4.7 mm
Clarity: Transparent
Content: 1 pc
Price: $ 4.31
Item in Stock
More Options & Item Details
Add to Cart
ID: 420144
Weight: 31.57ct
Size: 28 x 17.9 mm
Clarity: Translucent
Content: 1 pc
Price: $ 83.34
Item in Stock
More Options & Item Details
Add to Cart
ID: 714139
Weight: 0.36ct
Size: 4 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 10.80
Item in Stock
More Options & Item Details
Add to Cart
ID: 673741
Weight: 10.97ct
Size: 23.4 x 11.3 mm
Clarity: Transparent
Content: 1 pc
Price: $ 197.46
Item in Stock
More Options & Item Details
Add to Cart
ID: 498308
Weight: 2.73ct (total)
Size: 10.1 x 5.1 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 28.82
Item in Stock
More Options & Item Details
Add to Cart
ID: 555117
Weight: 0.80ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 6.34
Item in Stock
More Options & Item Details
Add to Cart
ID: 631594
Weight: 7.10ct
Size: 14.7 x 11.1 mm
Clarity: Transparent
Content: 1 pc
Price: $ 85.20
Item in Stock
More Options & Item Details
Add to Cart
ID: 505897
Weight: 1.72ct
Size: 10 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 43.34
Item in Stock
More Options & Item Details
Add to Cart
ID: 680794
Weight: 1.02ct
Size: 7 x 5 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 30.60
Item in Stock
More Options & Item Details
Add to Cart
ID: 719434
Weight: 0.77ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 6.47
Item in Stock
More Options & Item Details
Add to Cart
ID: 467811
Weight: 10.38ct
Size: 21.9 x 8.4 mm
Clarity: VVS
Content: 1 pc
Price: $ 2,055.24
Item in Stock
More Options & Item Details
Add to Cart
ID: 691036
Weight: 0.38ct
Size: 4 mm (calibrated)
Clarity: SI-I1
Content: 1 pc
Price: $ 22.80
Item in Stock
More Options & Item Details
Add to Cart
ID: 718452
Weight: 0.07ct (total)
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 67.20
Item in Stock
More Options & Item Details
Add to Cart
ID: 719008
Weight: 0.58ct
Size: 5.2 x 4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 10.44
Item in Stock
More Options & Item Details
Add to Cart
ID: 522444
Weight: 96.78ct
Size: 31.8 x 28.3 mm
Clarity: Transparent
Content: 1 pc
Price: $ 255.50
Item in Stock
More Options & Item Details
Add to Cart
ID: 713428
Weight: 20.45ct
Size: 20 x 15 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 171.78
Item in Stock
More Options & Item Details
Add to Cart
ID: 658625
Weight: 8.44ct
Size: 14 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 10.13
Item in Stock
More Options & Item Details
Add to Cart
ID: 650545
Weight: 1.40ct (total)
Size: 6.3 x 6.3 mm
Clarity: VS
Content: 2 pcs
Price: $ 11.76
Item in Stock
More Options & Item Details
Add to Cart
ID: 358467
Weight: 3.86ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 10 pcs
Price: $ 25.48
Item in Stock
More Options & Item Details
Add to Cart
ID: 697881
Weight: 0.39ct
Size: 4.7 x 4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 1.95
Item in Stock
More Options & Item Details
Add to Cart
ID: 545036
Weight: 5.63ct (total)
Size: 9 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 41.99
Item in Stock
More Options & Item Details
Add to Cart
ID: 727345
Weight: 0.49ct
Size: 5 x 4 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 20.58
Item in Stock
More Options & Item Details
Add to Cart
ID: 688627
Weight: 0.93ct
Size: 7 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 8.93
Item in Stock
More Options & Item Details
Add to Cart
ID: 669552
Weight: 18.89ct
Size: 21.1 x 15.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 56.68
Item in Stock
More Options & Item Details
Add to Cart
ID: 663085
Weight: 14.45ct (total)
Size: 18.9 x 12.5 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 10.24
Item in Stock
More Options & Item Details
Add to Cart
1 2 3
...
379
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

It was easy to navigate

Posted By GemGod in July, 2025
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

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 -> 9 star ratings

I love the gems!

Posted By MM 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

Was a good experience.

Posted By Tim in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Always find more niche sizes/shapes as my unconventional designs require from this website. Recommending to fellow designers in the creative atmosphere on the usual, specially due to the quality and certification of gems.

Posted By Sina in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Great website, no hassle, easy check out and found everything I needed quickly

Posted By Chris in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Muy serios y muy oportunos para el envo

Posted By Veronica in September, 2024
Source: Bizrate
Enlarged Gemstone Image