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: 578568
Weight: 3.49ct
Size: 12 x 8 mm (calibrated)
Clarity: VVS-VS
Price: $ 18.43
Item in Stock
More Options & Item Details
Select pcs
Add to Cart
ID: 694474
Weight: 21.72ct
Size: 18 x 18 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 182.45
Item in Stock
More Options & Item Details
Add to Cart
ID: 393475
Weight: 9.93ct
Size: 13 x 13 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 65.54
Item in Stock
More Options & Item Details
Add to Cart
ID: 456413
Weight: 1.92ct
Size: 10.5 x 7.6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 17.74
Item in Stock
More Options & Item Details
Add to Cart
ID: 685161
Weight: 1.20ct
Size: 7 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 11.52
Item in Stock
More Options & Item Details
Add to Cart
ID: 435778
Weight: 7.59ct
Size: 15.2 x 11.1 mm
Clarity: Transparent
Content: 1 pc
Price: $ 24.84
Item in Stock
More Options & Item Details
Add to Cart
ID: 519911
Weight: 1.24ct
Size: 13.3 x 3.4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 112.94
Item in Stock
More Options & Item Details
Add to Cart
ID: 521622
Weight: 38.13ct
Size: 35.5 x 11.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 27.68
Item in Stock
More Options & Item Details
Add to Cart
ID: 737562
Weight: 1.85ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 11.10
Item in Stock
More Options & Item Details
Add to Cart
ID: 634194
Weight: 6.89ct (total)
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 31.33
Item in Stock
More Options & Item Details
Add to Cart
ID: 617891
Weight: 13.75ct
Size: 22.8 x 15.7 mm
Clarity: Translucent
Content: 1 pc
Price: $ 82.50
Item in Stock
More Options & Item Details
Add to Cart
ID: 723273
Weight: 1.56ct
Size: 8 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 14.98
Item in Stock
More Options & Item Details
Add to Cart
ID: 690284
Weight: 23.53ct
Size: 25 x 18 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 42.00
Item in Stock
More Options & Item Details
Add to Cart
ID: 543728
Weight: 1.04ct (total)
Size: 4.2 x 4.1 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 9.61
Item in Stock
More Options & Item Details
Add to Cart
ID: 534778
Weight: 3.49ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 27.64
Item in Stock
More Options & Item Details
Add to Cart
ID: 735783
Weight: 32.34ct
Size: 35.6 x 18.4 mm
Clarity: Translucent
Content: 1 pc
Price: $ 26.77
Item in Stock
More Options & Item Details
Add to Cart
ID: 323820
Weight: 4.20ct (total)
Size: 8 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 5 pcs
Price: $ 32.03
Item in Stock
More Options & Item Details
Add to Cart
ID: 389504
Weight: 3.27ct (total)
Size: 8.2 x 6.8 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 21.59
Item in Stock
More Options & Item Details
Add to Cart
ID: 719061
Weight: 3.18ct
Size: 8.9 x 7.6 mm
Clarity: Transparent
Content: 1 pc
Price: $ 79.50
Item in Stock
More Options & Item Details
Add to Cart
ID: 464343
Weight: 2.43ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VS
Content: 6 pcs
Price: $ 22.45
Item in Stock
More Options & Item Details
Add to Cart
ID: 697878
Weight: 1.02ct
Size: 6.6 x 5.3 mm
Clarity: Transparent
Content: 1 pc
Price: $ 6.12
Item in Stock
More Options & Item Details
Add to Cart
ID: 724817
Weight: 0.46ct
Size: 6.6 x 3 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 19.32
Item in Stock
More Options & Item Details
Add to Cart
ID: 541824
Weight: 16.06ct
Size: 30.7 x 17 mm
Clarity: Opaque
Content: 1 pc
Price: $ 14.41
Item in Stock
More Options & Item Details
Add to Cart
ID: 436189
Weight: 3.06ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 9.94
Item in Stock
More Options & Item Details
Add to Cart
ID: 713694
Weight: 1.53ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 25.70
Item in Stock
More Options & Item Details
Add to Cart
ID: 645622
Weight: 17.12ct
Size: 21.5 x 14.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 84.64
Item in Stock
More Options & Item Details
Add to Cart
ID: 725762
Weight: 1.29ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 12.38
Item in Stock
More Options & Item Details
Add to Cart
ID: 493903
Weight: 2.32ct (total)
Size: 5.9 x 3 mm
Clarity: VS
Content: 10 pcs
Price: $ 18.37
Item in Stock
More Options & Item Details
Add to Cart
ID: 570376
Weight: 2.40ct
Size: 9 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 17.68
Item in Stock
More Options & Item Details
Add to Cart
ID: 728024
Weight: 0.77ct
Size: 6.2 x 4.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 4.62
Item in Stock
More Options & Item Details
Add to Cart
ID: 496772
Weight: 1.82ct
Size: 9 x 7 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 48.05
Item in Stock
More Options & Item Details
Add to Cart
ID: 650715
Weight: 23.64ct
Size: 27.4 x 19 mm
Clarity: Opaque
Content: 1 pc
Price: $ 14.18
Item in Stock
More Options & Item Details
Add to Cart
ID: 721357
Weight: 12.81ct
Size: 15.3 x 14.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 12.81
Item in Stock
More Options & Item Details
Add to Cart
ID: 710348
Weight: 2.86ct
Size: 10 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 24.02
Item in Stock
More Options & Item Details
Add to Cart
ID: 681836
Weight: 6.23ct
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 37.38
Item in Stock
More Options & Item Details
Add to Cart
ID: 638419
Weight: 100.83ct
Size: 35.4 x 24.5 mm
Clarity: VVS
Content: 1 pc
Price: $ 705.81
Item in Stock
More Options & Item Details
Add to Cart
ID: 376662
Weight: 4.16ct (total)
Size: 8.7 x 7.8 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 32.34
Item in Stock
More Options & Item Details
Add to Cart
ID: 392455
Weight: 7.30ct (total)
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 48.18
Item in Stock
More Options & Item Details
Add to Cart
ID: 638874
Weight: 1.32ct
Size: 7.3 x 5.6 mm
Clarity: Transparent
Content: 1 pc
Price: $ 7.92
Item in Stock
More Options & Item Details
Add to Cart
ID: 686082
Weight: 0.93ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 20.09
Item in Stock
More Options & Item Details
Add to Cart
ID: 426710
Weight: 7.11ct (total)
Size: 9 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 32.84
Item in Stock
More Options & Item Details
Add to Cart
ID: 505797
Weight: 1.67ct
Size: 12.6 x 7.6 mm
Clarity: Translucent
Content: 1 pc
Price: $ 77.16
Item in Stock
More Options & Item Details
Add to Cart
ID: 392302
Weight: 76.14ct
Size: 35.3 x 23.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 73.09
Item in Stock
More Options & Item Details
Add to Cart
ID: 367047
Weight: 3.63ct (total)
Size: 8 mm (calibrated)
Clarity: Transparent/Translucent
Content: 2 pcs
Price: $ 23.96
Item in Stock
More Options & Item Details
Add to Cart
ID: 446060
Weight: 5.01ct
Size: 12 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 36.58
Item in Stock
More Options & Item Details
Add to Cart
ID: 724989
Weight: 0.57ct
Size: 13.7 x 2.4 mm
Clarity: VVS
Content: 1 pc
Price: $ 23.94
Item in Stock
More Options & Item Details
Add to Cart
ID: 566193
Weight: 1.99ct (total)
Size: 7 x 7 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 13.14
Item in Stock
More Options & Item Details
Add to Cart
ID: 381119
Weight: 1.45ct (total)
Size: 3.7 x 3.7 mm
Clarity: VS
Content: 4 pcs
Price: $ 37.18
Item in Stock
More Options & Item Details
Add to Cart
ID: 695056
Weight: 0.48ct
Size: 5 x 4 mm (calibrated)
Clarity: VS
Price: $ 17.28
Item in Stock
More Options & Item Details
Select pcs
Add to Cart
ID: 722796
Weight: 0.60ct
Size: 5 x 5 mm (calibrated)
Clarity: VVS-VS
Price: $ 18.00
Item in Stock
More Options & Item Details
Select pcs
Add to Cart
ID: 481330
Weight: 45.18ct
Size: 30 x 22 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 44.74
Item in Stock
More Options & Item Details
Add to Cart
ID: 706997
Weight: 1.89ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 4.54
Item in Stock
More Options & Item Details
Add to Cart
ID: 669759
Weight: 6.69ct
Size: 12.7 x 10.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 40.14
Item in Stock
More Options & Item Details
Add to Cart
ID: 656215
Weight: 0.77ct
Size: 7 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 18.48
Item in Stock
More Options & Item Details
Add to Cart
ID: 477689
Weight: 3.52ct
Size: 10 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 24.72
Item in Stock
More Options & Item Details
Add to Cart
ID: 555872
Weight: 0.78ct
Size: 7 x 5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 20.59
Item in Stock
More Options & Item Details
Add to Cart
ID: 733139
Weight: 3.41ct
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 30.82
Item in Stock
More Options & Item Details
Add to Cart
ID: 726071
Weight: 1.04ct (total)
Size: 8 x 4 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 41.20
Item in Stock
More Options & Item Details
Add to Cart
ID: 689154
Weight: 4.09ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 22.52
Item in Stock
More Options & Item Details
Add to Cart
ID: 673468
Weight: 8.05ct
Size: 13 x 11 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 48.30
Item in Stock
More Options & Item Details
Add to Cart
1 2 3
...
305
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

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

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 -> 9 star ratings

Nothing bad to report. Everything is as expected. The gems and the price are all very good.

Posted By Dafanatic in August, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Very easy to navigate with a great selection.

Posted By Bar181 in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

It was easy to find what I wanted

Posted By Villian in December, 2024
Source: Bizrate

Overall Rating -> 9 star ratings

Will know more once order received

Posted By Jim in September, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

All good

Posted By DouscheGift in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Ive been looking for a place to buy loose gemstones for years and was thrilled when I found this site

Posted By Bern in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

excellent deals-excellent service-fair prices

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