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: 459219
Weight: 2.36ct
Size: 10 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 212.87
Item in Stock
More Options & Item Details
Add to Cart
ID: 523582
Weight: 32.65ct
Size: 36.5 x 24.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 33.18
Item in Stock
More Options & Item Details
Add to Cart
ID: 463300
Weight: 1.41ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 27.92
Item in Stock
More Options & Item Details
Add to Cart
ID: 708074
Weight: 2.92ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 4.84
Item in Stock
More Options & Item Details
Add to Cart
ID: 341507
Weight: 7.62ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 10 pcs
Price: $ 73.93
Item in Stock
More Options & Item Details
Add to Cart
ID: 715421
Weight: 1.23ct
Size: 7 x 6.1 mm
Clarity: VVS
Content: 1 pc
Price: $ 78.23
Item in Stock
More Options & Item Details
Add to Cart
ID: 711043
Weight: 12.03ct
Size: 16.1 x 12.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 21.66
Item in Stock
More Options & Item Details
Add to Cart
ID: 350503
Weight: 2.60ct (total)
Size: 3 x 3 mm (calibrated)
Clarity: Transparent
Content: 20 pcs
Price: $ 59.38
Item in Stock
More Options & Item Details
Add to Cart
ID: 471973
Weight: 4.32ct
Size: 11.2 x 8.5 mm
Clarity: Translucent
Content: 1 pc
Price: $ 362.88
Item in Stock
More Options & Item Details
Add to Cart
ID: 517331
Weight: 24.04ct
Size: 16 x 16 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 28.25
Item in Stock
More Options & Item Details
Add to Cart
ID: 700065
Weight: 31.47ct
Size: 34.8 x 22 mm
Clarity: Opaque
Content: 1 pc
Price: $ 26.44
Item in Stock
More Options & Item Details
Add to Cart
ID: 651885
Weight: 3.09ct
Size: 10.9 x 8.6 mm
Clarity: VVS
Content: 1 pc
Price: $ 20.69
Item in Stock
More Options & Item Details
Add to Cart
ID: 694192
Weight: 0.88ct
Size: 9.3 x 3.8 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 26.40
Item in Stock
More Options & Item Details
Add to Cart
ID: 565519
Weight: 2.13ct
Size: 7 x 7 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 48.44
Item in Stock
More Options & Item Details
Add to Cart
ID: 690280
Weight: 15.51ct
Size: 15.3 x 10.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 37.20
Item in Stock
More Options & Item Details
Add to Cart
ID: 572278
Weight: 3.12ct
Size: 10 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 28.82
Item in Stock
More Options & Item Details
Add to Cart
ID: 701070
Weight: 0.88ct
Size: 5.5 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 52.80
Item in Stock
More Options & Item Details
Add to Cart
ID: 681853
Weight: 0.17ct
Size: 3.5 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 97.44
Item in Stock
More Options & Item Details
Add to Cart
ID: 599844
Weight: 39.03ct
Size: 30 x 22 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 29.38
Item in Stock
More Options & Item Details
Add to Cart
ID: 449425
Weight: 1.82ct
Size: 16 x 3.8 mm
Clarity: VVS
Content: 1 pc
Price: $ 72.07
Item in Stock
More Options & Item Details
Add to Cart
ID: 471694
Weight: 1.65ct (total)
Size: 4.9 x 3.8 mm
Clarity: VS
Content: 4 pcs
Price: $ 217.80
Item in Stock
More Options & Item Details
Add to Cart
ID: 664038
Weight: 1.45ct
Size: 7 x 5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 31.32
Item in Stock
More Options & Item Details
Add to Cart
ID: 428277
Weight: 26.55ct
Size: 29.2 x 21.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 23.48
Item in Stock
More Options & Item Details
Add to Cart
ID: 435601
Weight: 7.53ct
Size: 15 x 10.9 mm
Clarity: Translucent
Content: 1 pc
Price: $ 24.65
Item in Stock
More Options & Item Details
Add to Cart
ID: 528883
Weight: 10.50ct
Size: 14 x 14 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 15.12
Item in Stock
More Options & Item Details
Add to Cart
ID: 737533
Weight: 2.15ct
Size: 9 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 96.75
Item in Stock
More Options & Item Details
Add to Cart
ID: 496795
Weight: 2.36ct
Size: 9.6 x 7.6 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 62.30
Item in Stock
More Options & Item Details
Add to Cart
ID: 390659
Weight: 1.58ct (total)
Size: 5 x 3 mm (calibrated)
Clarity: VS
Content: 6 pcs
Price: $ 101.69
Item in Stock
More Options & Item Details
Add to Cart
ID: 546988
Weight: 26.64ct
Size: 18.2 x 13.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 21.10
Item in Stock
More Options & Item Details
Add to Cart
ID: 732213
Weight: 1.22ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 46.85
Item in Stock
More Options & Item Details
Add to Cart
ID: 602293
Weight: 2.60ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 24.02
Item in Stock
More Options & Item Details
Add to Cart
ID: 678866
Weight: 3.01ct
Size: 10 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 25.28
Item in Stock
More Options & Item Details
Add to Cart
ID: 454465
Weight: 1.18ct
Size: 10.7 x 4.4 mm
Clarity: VVS
Content: 1 pc
Price: $ 49.85
Item in Stock
More Options & Item Details
Add to Cart
ID: 711514
Weight: 0.86ct
Size: 6.5 x 5.3 mm
Clarity: Transparent
Content: 1 pc
Price: $ 17.17
Item in Stock
More Options & Item Details
Add to Cart
ID: 393598
Weight: 5.64ct
Size: 11 x 11 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 33.84
Item in Stock
More Options & Item Details
Add to Cart
ID: 734700
Weight: 3.67ct (total)
Size: 10 x 5 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 154.14
Item in Stock
More Options & Item Details
Add to Cart
ID: 371048
Weight: 6.32ct (total)
Size: 7 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 6 pcs
Price: $ 41.71
Item in Stock
More Options & Item Details
Add to Cart
ID: 673101
Weight: 1.49ct
Size: 8 x 6 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 35.76
Item in Stock
More Options & Item Details
Add to Cart
ID: 698721
Weight: 1.11ct
Size: 7.1 x 5.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 6.66
Item in Stock
More Options & Item Details
Add to Cart
ID: 662998
Weight: 1.25ct
Size: 7.8 x 6.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 7.50
Item in Stock
More Options & Item Details
Add to Cart
ID: 450852
Weight: 2.10ct
Size: 8.3 x 7.5 mm
Clarity: VS
Content: 1 pc
Price: $ 98.28
Item in Stock
More Options & Item Details
Add to Cart
ID: 359824
Weight: 2.70ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 4 pcs
Price: $ 17.82
Item in Stock
More Options & Item Details
Add to Cart
ID: 497308
Weight: 2.16ct
Size: 8.5 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 14.26
Item in Stock
More Options & Item Details
Add to Cart
ID: 728174
Weight: 2.66ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 6.38
Item in Stock
More Options & Item Details
Add to Cart
ID: 546483
Weight: 1.42ct
Size: 6.6 x 6.6 mm
Clarity: VS
Content: 1 pc
Price: $ 11.24
Item in Stock
More Options & Item Details
Add to Cart
ID: 636235
Weight: 4.35ct
Size: 13 x 9.7 mm
Clarity: Transparent
Content: 1 pc
Price: $ 36.54
Item in Stock
More Options & Item Details
Add to Cart
ID: 493617
Weight: 19.97ct
Size: 21.5 x 15.7 mm
Clarity: Transparent
Content: 1 pc
Price: $ 52.72
Item in Stock
More Options & Item Details
Add to Cart
ID: 700548
Weight: 1.39ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 13.34
Item in Stock
More Options & Item Details
Add to Cart
ID: 573855
Weight: 1.66ct
Size: 8 x 6 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 43.82
Item in Stock
More Options & Item Details
Add to Cart
ID: 583887
Weight: 9.16ct
Size: 15.5 x 12.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 86.58
Item in Stock
More Options & Item Details
Add to Cart
ID: 515483
Weight: 35.86ct (total)
Size: 24.7 x 14.8 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 43.03
Item in Stock
More Options & Item Details
Add to Cart
ID: 739005
Weight: 0.22ct
Size: 4.2 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 11.00
Item in Stock
More Options & Item Details
Add to Cart
ID: 687171
Weight: 6.12ct
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 7.34
Item in Stock
More Options & Item Details
Add to Cart
ID: 672913
Weight: 5.47ct (total)
Size: 18.9 x 7.4 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 15.42
Item in Stock
More Options & Item Details
Add to Cart
ID: 730224
Weight: 2.68ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 23.99
Item in Stock
More Options & Item Details
Add to Cart
ID: 669209
Weight: 10.04ct
Size: 18 x 11.6 mm
Clarity: Transparent
Content: 1 pc
Price: $ 216.86
Item in Stock
More Options & Item Details
Add to Cart
ID: 722722
Weight: 23.70ct
Size: 25.3 x 15.2 mm
Clarity: Translucent
Content: 1 pc
Price: $ 199.08
Item in Stock
More Options & Item Details
Add to Cart
ID: 643582
Weight: 3.69ct (total)
Size: 8 x 8 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 9.74
Item in Stock
More Options & Item Details
Add to Cart
ID: 655840
Weight: 1.05ct
Size: 8 x 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 25.20
Item in Stock
More Options & Item Details
Add to Cart
ID: 688368
Weight: 0.25ct
Size: 4.2 mm
Clarity: VS
Content: 1 pc
Price: $ 12.00
Item in Stock
More Options & Item Details
Add to Cart
1 2 3
...
483
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

love the site, the experience and the products.

Posted By Ckingpots in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I love the quality, presentation and the price of the stones. I love the identification card - report they send with each stone.

Posted By Dia in March, 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 -> 10 star ratings

All these questions, and I don't have to give any blood. What a Deal... I absolutely enjoy the Gem Select emails every month. This one today was special. I always say, I'll know it when I see it. This stone today was the One. Odd and Intriguing. Thank You So Much for all that you do.

Posted By G.W. in June, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

great experience

Posted By T in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Very good Hoping you will increase your inventory especially in the 6mmThanks

Posted By Ibie in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

All good

Posted By DouscheGift 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 -> 10 star ratings

I was able to find what I was looking for

Posted By Lincolnpremier in January, 2025
Source: Bizrate
Enlarged Gemstone Image