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: 664694
Weight: 2.20ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 18.48
Item in Stock
More Options & Item Details
Add to Cart
ID: 728117
Weight: 3.46ct
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 8.30
Item in Stock
More Options & Item Details
Add to Cart
ID: 547384
Weight: 1.17ct
Size: 6.5 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 7.32
Item in Stock
More Options & Item Details
Add to Cart
ID: 493900
Weight: 4.60ct
Size: 12 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 32.98
Item in Stock
More Options & Item Details
Add to Cart
ID: 722987
Weight: 1.09ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 32.70
Item in Stock
More Options & Item Details
Add to Cart
ID: 705850
Weight: 0.78ct
Size: 6 x 6 mm (calibrated)
Clarity: VVS
Price: $ 6.55
Item in Stock
More Options & Item Details
Select pcs
Add to Cart
ID: 718214
Weight: 0.66ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 19.80
Item in Stock
More Options & Item Details
Add to Cart
ID: 724921
Weight: 0.75ct
Size: 9.7 x 3 mm
Clarity: VVS
Content: 1 pc
Price: $ 31.50
Item in Stock
More Options & Item Details
Add to Cart
ID: 457251
Weight: 3.92ct
Size: 12.2 x 7 mm
Clarity: VS
Content: 1 pc
Price: $ 20.70
Item in Stock
More Options & Item Details
Add to Cart
ID: 624276
Weight: 2.76ct
Size: 9 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 18.22
Item in Stock
More Options & Item Details
Add to Cart
ID: 366181
Weight: 32.45ct
Size: 30 x 22 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 42.84
Item in Stock
More Options & Item Details
Add to Cart
ID: 445925
Weight: 3.03ct
Size: 11 x 9 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 8.04
Item in Stock
More Options & Item Details
Add to Cart
ID: 410036
Weight: 4.65ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 30.70
Item in Stock
More Options & Item Details
Add to Cart
ID: 698514
Weight: 33.97ct
Size: 25 x 18 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 40.76
Item in Stock
More Options & Item Details
Add to Cart
ID: 724915
Weight: 0.50ct
Size: 17.8 x 2.2 mm
Clarity: VVS
Content: 1 pc
Price: $ 21.00
Item in Stock
More Options & Item Details
Add to Cart
ID: 389220
Weight: 1.21ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 79.86
Item in Stock
More Options & Item Details
Add to Cart
ID: 461199
Weight: 3.49ct
Size: 10 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 32.24
Item in Stock
More Options & Item Details
Add to Cart
ID: 479159
Weight: 2.82ct (total)
Size: 9.9 x 5 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 29.78
Item in Stock
More Options & Item Details
Add to Cart
ID: 581768
Weight: 20.70ct
Size: 19.9 x 16.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 29.78
Item in Stock
More Options & Item Details
Add to Cart
ID: 680947
Weight: 1.09ct
Size: 6 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 32.70
Item in Stock
More Options & Item Details
Add to Cart
ID: 658536
Weight: 7.73ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 27.83
Item in Stock
More Options & Item Details
Add to Cart
ID: 532005
Weight: 3.14ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 16.58
Item in Stock
More Options & Item Details
Add to Cart
ID: 550756
Weight: 1.24ct
Size: 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 14.99
Item in Stock
More Options & Item Details
Add to Cart
ID: 443377
Weight: 11.05ct (total)
Size: 11 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 36.31
Item in Stock
More Options & Item Details
Add to Cart
ID: 494891
Weight: 4.38ct
Size: 12 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 31.51
Item in Stock
More Options & Item Details
Add to Cart
ID: 715837
Weight: 4.57ct
Size: 12 x 10 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 43.87
Item in Stock
More Options & Item Details
Add to Cart
ID: 721895
Weight: 40.26ct
Size: 35.2 x 19.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 48.31
Item in Stock
More Options & Item Details
Add to Cart
ID: 431162
Weight: 2.36ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 56.08
Item in Stock
More Options & Item Details
Add to Cart
ID: 709994
Weight: 0.49ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS
Price: $ 4.12
Item in Stock
More Options & Item Details
Select pcs
Add to Cart
ID: 699584
Weight: 16.66ct
Size: 14 x 14 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 16.00
Item in Stock
More Options & Item Details
Add to Cart
ID: 393360
Weight: 1.18ct (total)
Size: 3 x 1.7 mm
Clarity: VS
Content: 20 pcs
Price: $ 71.39
Item in Stock
More Options & Item Details
Add to Cart
ID: 466277
Weight: 8.47ct
Size: 14 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 16.78
Item in Stock
More Options & Item Details
Add to Cart
ID: 556533
Weight: 2.84ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 23.77
Item in Stock
More Options & Item Details
Add to Cart
ID: 725595
Weight: 0.38ct
Size: 5 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 3.65
Item in Stock
More Options & Item Details
Add to Cart
ID: 711015
Weight: 0.93ct
Size: 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 18.58
Item in Stock
More Options & Item Details
Add to Cart
ID: 436943
Weight: 1.19ct
Size: 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 31.42
Item in Stock
More Options & Item Details
Add to Cart
ID: 501980
Weight: 1.93ct
Size: 15.5 x 3.9 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 63.70
Item in Stock
More Options & Item Details
Add to Cart
ID: 662908
Weight: 2.89ct
Size: 8.7 x 7.6 mm
Clarity: Transparent
Content: 1 pc
Price: $ 17.34
Item in Stock
More Options & Item Details
Add to Cart
ID: 699102
Weight: 3.11ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 26.12
Item in Stock
More Options & Item Details
Add to Cart
ID: 518945
Weight: 47.47ct
Size: 32.5 x 24.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 44.44
Item in Stock
More Options & Item Details
Add to Cart
ID: 460996
Weight: 8.79ct
Size: 14 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 81.22
Item in Stock
More Options & Item Details
Add to Cart
ID: 706456
Weight: 10.38ct
Size: 15 x 12 mm
Clarity: Opaque
Content: 1 pc
Price: $ 21.18
Item in Stock
More Options & Item Details
Add to Cart
ID: 712086
Weight: 5.46ct (total)
Size: 10 x 7 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 14.54
Item in Stock
More Options & Item Details
Add to Cart
ID: 515859
Weight: 34.18ct
Size: 24.7 x 15.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 40.15
Item in Stock
More Options & Item Details
Add to Cart
ID: 729887
Weight: 4.76ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 42.61
Item in Stock
More Options & Item Details
Add to Cart
ID: 658558
Weight: 18.36ct
Size: 16.8 x 14.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 26.88
Item in Stock
More Options & Item Details
Add to Cart
ID: 519566
Weight: 1.65ct
Size: 8.1 x 6.5 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 32.68
Item in Stock
More Options & Item Details
Add to Cart
ID: 464129
Weight: 10.48ct
Size: 15 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 20.75
Item in Stock
More Options & Item Details
Add to Cart
ID: 700128
Weight: 0.33ct
Size: 4.2 x 3.4 mm
Clarity: SI
Content: 1 pc
Price: $ 19.80
Item in Stock
More Options & Item Details
Add to Cart
ID: 497782
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: 723770
Weight: 3.81ct
Size: 12 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 36.58
Item in Stock
More Options & Item Details
Add to Cart
ID: 645631
Weight: 1.60ct
Size: 9.1 x 3.6 mm
Clarity: VS
Content: 1 pc
Price: $ 23.08
Item in Stock
More Options & Item Details
Add to Cart
ID: 673115
Weight: 1.13ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 27.12
Item in Stock
More Options & Item Details
Add to Cart
ID: 684470
Weight: 1.05ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 10.08
Item in Stock
More Options & Item Details
Add to Cart
ID: 723297
Weight: 1.21ct
Size: 7.5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 11.62
Item in Stock
More Options & Item Details
Add to Cart
ID: 597025
Weight: 4.26ct
Size: 13 x 9.5 mm
Clarity: VVS
Content: 1 pc
Price: $ 33.74
Item in Stock
More Options & Item Details
Add to Cart
ID: 715108
Weight: 2.14ct (total)
Size: 6 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 5.54
Item in Stock
More Options & Item Details
Add to Cart
ID: 637052
Weight: 0.84ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 44.35
Item in Stock
More Options & Item Details
Add to Cart
ID: 636260
Weight: 1.45ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 31.90
Item in Stock
More Options & Item Details
Add to Cart
ID: 553505
Weight: 2.21ct
Size: 8 x 6 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 49.94
Item in Stock
More Options & Item Details
Add to Cart
1 2 3
...
418
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

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

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

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 -> 8 star ratings

great experience

Posted By T in December, 2024
Source: Bizrate

Overall Rating -> 9 star ratings

I love the gems!

Posted By MM in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I am filling a small treasure chest and picked a nice amethyst.

Posted By VinnyD in August, 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

Overall Rating -> 9 star ratings

The checkout said the my ccv was invalid. i had to use another card.

Posted By Ron in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

All good

Posted By DouscheGift in August, 2025
Source: Bizrate
Enlarged Gemstone Image