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: 413522
Weight: 1.45ct
Size: 8.6 x 6.9 mm
Clarity: VS
Content: 1 pc
Price: $ 9.58
Item in Stock
More Options & Item Details
Add to Cart
ID: 662723
Weight: 15.42ct (total)
Size: 21.6 x 12.8 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 10.92
Item in Stock
More Options & Item Details
Add to Cart
ID: 429862
Weight: 1.44ct
Size: 7 x 4.8 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 28.51
Item in Stock
More Options & Item Details
Add to Cart
ID: 395052
Weight: 3.11ct
Size: 9 x 9 mm (calibrated)
Clarity: Transparent
Price: $ 20.53
Item in Stock
More Options & Item Details
Select pcs
Add to Cart
ID: 735193
Weight: 2.40ct
Size: 9 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 115.20
Item in Stock
More Options & Item Details
Add to Cart
ID: 548163
Weight: 1.95ct
Size: 7 x 7 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 39.50
Item in Stock
More Options & Item Details
Add to Cart
ID: 384163
Weight: 1.15ct
Size: 15 x 3.9 mm
Clarity: VS
Content: 1 pc
Price: $ 24.42
Item in Stock
More Options & Item Details
Add to Cart
ID: 553697
Weight: 1.30ct
Size: 7 x 5 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 7.82
Item in Stock
More Options & Item Details
Add to Cart
ID: 382948
Weight: 11.54ct
Size: 19.8 x 13.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 45.70
Item in Stock
More Options & Item Details
Add to Cart
ID: 713754
Weight: 0.70ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 11.76
Item in Stock
More Options & Item Details
Add to Cart
ID: 450384
Weight: 9.54ct
Size: 18.1 x 12.2 mm
Clarity: VVS
Content: 1 pc
Price: $ 88.15
Item in Stock
More Options & Item Details
Add to Cart
ID: 448964
Weight: 2.80ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 4 pcs
Price: $ 18.48
Item in Stock
More Options & Item Details
Add to Cart
ID: 705597
Weight: 2.37ct
Size: 8.9 x 6.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 2.18
Item in Stock
More Options & Item Details
Add to Cart
ID: 397189
Weight: 1.07ct
Size: 7.8 x 4.8 mm
Clarity: VS
Content: 1 pc
Price: $ 67.45
Item in Stock
More Options & Item Details
Add to Cart
ID: 725565
Weight: 1.91ct (total)
Size: 7.1 x 5.9 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 75.66
Item in Stock
More Options & Item Details
Add to Cart
ID: 416655
Weight: 6.72ct
Size: 15.7 x 10.4 mm
Clarity: Translucent
Content: 1 pc
Price: $ 35.48
Item in Stock
More Options & Item Details
Add to Cart
ID: 621637
Weight: 1.47ct
Size: 6 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 30.91
Item in Stock
More Options & Item Details
Add to Cart
ID: 715684
Weight: 1.05ct
Size: 10.4 x 3.5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 66.78
Item in Stock
More Options & Item Details
Add to Cart
ID: 393158
Weight: 3.98ct
Size: 12 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 26.27
Item in Stock
More Options & Item Details
Add to Cart
ID: 713457
Weight: 1.64ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 27.55
Item in Stock
More Options & Item Details
Add to Cart
ID: 675201
Weight: 15.65ct
Size: 27.4 x 15.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 14.09
Item in Stock
More Options & Item Details
Add to Cart
ID: 478457
Weight: 1.93ct (total)
Size: 6 mm (calibrated)
Clarity: Translucent
Content: 3 pcs
Price: $ 89.17
Item in Stock
More Options & Item Details
Add to Cart
ID: 407747
Weight: 3.90ct
Size: 12.4 x 9.2 mm
Clarity: VS
Content: 1 pc
Price: $ 154.44
Item in Stock
More Options & Item Details
Add to Cart
ID: 699628
Weight: 0.91ct
Size: 5.5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 54.60
Item in Stock
More Options & Item Details
Add to Cart
ID: 693762
Weight: 3.37ct
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 12.13
Item in Stock
More Options & Item Details
Add to Cart
ID: 401650
Weight: 3.68ct (total)
Size: 6.8 x 5.4 mm
Clarity: VVS-VS
Content: 4 pcs
Price: $ 181.67
Item in Stock
More Options & Item Details
Add to Cart
ID: 712475
Weight: 0.83ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 2.21
Item in Stock
More Options & Item Details
Add to Cart
ID: 479929
Weight: 3.71ct
Size: 10 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 34.28
Item in Stock
More Options & Item Details
Add to Cart
ID: 497821
Weight: 3.58ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: Translucent
Content: 4 pcs
Price: $ 24.71
Item in Stock
More Options & Item Details
Add to Cart
ID: 454481
Weight: 0.90ct
Size: 11.1 x 4.1 mm
Clarity: VS
Content: 1 pc
Price: $ 31.68
Item in Stock
More Options & Item Details
Add to Cart
ID: 348525
Weight: 2.49ct
Size: 17.2 x 4.2 mm
Clarity: VS
Content: 1 pc
Price: $ 82.18
Item in Stock
More Options & Item Details
Add to Cart
ID: 456381
Weight: 3.66ct
Size: 12 x 8 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 33.82
Item in Stock
More Options & Item Details
Add to Cart
ID: 479286
Weight: 2.42ct (total)
Size: 9.8 x 5 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 25.56
Item in Stock
More Options & Item Details
Add to Cart
ID: 359294
Weight: 2.82ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 4 pcs
Price: $ 18.61
Item in Stock
More Options & Item Details
Add to Cart
ID: 733747
Weight: 3.90ct
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 35.24
Item in Stock
More Options & Item Details
Add to Cart
ID: 735788
Weight: 7.32ct
Size: 25.2 x 10.8 mm
Clarity: Translucent
Content: 1 pc
Price: $ 6.06
Item in Stock
More Options & Item Details
Add to Cart
ID: 490713
Weight: 6.39ct
Size: 14 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 46.40
Item in Stock
More Options & Item Details
Add to Cart
ID: 497571
Weight: 2.32ct
Size: 8.6 x 7.2 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 61.25
Item in Stock
More Options & Item Details
Add to Cart
ID: 479068
Weight: 2.48ct (total)
Size: 10 x 5.2 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 26.18
Item in Stock
More Options & Item Details
Add to Cart
ID: 474086
Weight: 4.88ct
Size: 11 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 45.10
Item in Stock
More Options & Item Details
Add to Cart
ID: 394106
Weight: 2.61ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 43.69
Item in Stock
More Options & Item Details
Add to Cart
ID: 498816
Weight: 1.54ct
Size: 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 81.31
Item in Stock
More Options & Item Details
Add to Cart
ID: 721583
Weight: 36.40ct
Size: 30.1 x 18.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 43.68
Item in Stock
More Options & Item Details
Add to Cart
ID: 397456
Weight: 0.90ct
Size: 7.4 x 4.7 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 56.65
Item in Stock
More Options & Item Details
Add to Cart
ID: 428322
Weight: 6.85ct
Size: 14.5 x 10.9 mm
Clarity: VVS
Content: 1 pc
Price: $ 54.25
Item in Stock
More Options & Item Details
Add to Cart
ID: 333972
Weight: 2.85ct (total)
Size: 3 x 3 mm (calibrated)
Clarity: Transparent
Content: 20 pcs
Price: $ 63.96
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: 648385
Weight: 5.74ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 10.33
Item in Stock
More Options & Item Details
Add to Cart
ID: 728052
Weight: 1.64ct
Size: 7.2 x 5.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 9.84
Item in Stock
More Options & Item Details
Add to Cart
ID: 395405
Weight: 1.11ct
Size: 10.1 x 3.9 mm
Clarity: VS
Content: 1 pc
Price: $ 69.88
Item in Stock
More Options & Item Details
Add to Cart
ID: 686720
Weight: 8.53ct (total)
Size: 20.2 x 10.2 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 25.18
Item in Stock
More Options & Item Details
Add to Cart
ID: 718514
Weight: 12.00ct
Size: 26 x 16.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 72.00
Item in Stock
More Options & Item Details
Add to Cart
ID: 697838
Weight: 1.77ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 14.87
Item in Stock
More Options & Item Details
Add to Cart
ID: 643578
Weight: 4.08ct (total)
Size: 8 x 8 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 10.78
Item in Stock
More Options & Item Details
Add to Cart
ID: 351388
Weight: 5.94ct
Size: 17.7 x 9.5 mm
Clarity: VS
Content: 1 pc
Price: $ 54.89
Item in Stock
More Options & Item Details
Add to Cart
ID: 708635
Weight: 1.60ct
Size: 9 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 33.05
Item in Stock
More Options & Item Details
Add to Cart
ID: 431211
Weight: 2.96ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 4 pcs
Price: $ 31.22
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: 511639
Weight: 1.60ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 29.92
Item in Stock
More Options & Item Details
Add to Cart
ID: 574897
Weight: 2.44ct
Size: 10 x 7 mm (calibrated)
Clarity: SI-I1
Content: 1 pc
Price: $ 58.56
Item in Stock
More Options & Item Details
Add to Cart
1 2 3
...
48
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

Gem Select has a user friendly website and the product is very good as is the price. The gems are described accurately and I always get what I think I'm getting.

Posted By Happy Customer in June, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

I think therea's no problem

Posted By Napoleon in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Everything was great, website user friendly, quality amazing, communication amazing, delivery amazing, everything was as expected, they done what they said they would, overall experience was amazing.

Posted By Jac in July, 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

love the site, the experience and the products.

Posted By Ckingpots in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Great selection of gems at a reasonable price

Posted By Curt in July, 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

Appreciated the selection. Jadeite is hard to find under $100. Website has alot of variety.

Posted By Jess in February, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

I love the gems!

Posted By MM in April, 2025
Source: Bizrate
Enlarged Gemstone Image