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: 706905
Weight: 2.02ct
Size: 8 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 4.85
Item in Stock
More Options & Item Details
Add to Cart
ID: 701306
Weight: 11.01ct
Size: 15 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 66.06
Item in Stock
More Options & Item Details
Add to Cart
ID: 367817
Weight: 4.90ct
Size: 12.5 x 8.2 mm
Clarity: VVS
Content: 1 pc
Price: $ 33.05
Item in Stock
More Options & Item Details
Add to Cart
ID: 605868
Weight: 23.48ct
Size: 22 x 18.7 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 197.23
Item in Stock
More Options & Item Details
Add to Cart
ID: 667712
Weight: 3.10ct (total)
Size: 8.8 x 6.7 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 63.58
Item in Stock
More Options & Item Details
Add to Cart
ID: 392329
Weight: 7.55ct (total)
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 49.84
Item in Stock
More Options & Item Details
Add to Cart
ID: 398548
Weight: 3.07ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 20.27
Item in Stock
More Options & Item Details
Add to Cart
ID: 688085
Weight: 4.79ct
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 5.75
Item in Stock
More Options & Item Details
Add to Cart
ID: 697782
Weight: 27.04ct
Size: 33.3 x 10.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 3.24
Item in Stock
More Options & Item Details
Add to Cart
ID: 451245
Weight: 1.41ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 13.03
Item in Stock
More Options & Item Details
Add to Cart
ID: 706978
Weight: 2.59ct
Size: 14 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 6.22
Item in Stock
More Options & Item Details
Add to Cart
ID: 522419
Weight: 7.97ct
Size: 16.4 x 12.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 63.12
Item in Stock
More Options & Item Details
Add to Cart
ID: 712416
Weight: 13.86ct
Size: 18 x 18 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 36.92
Item in Stock
More Options & Item Details
Add to Cart
ID: 715316
Weight: 0.74ct
Size: 6.2 x 4.9 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 355.20
Item in Stock
More Options & Item Details
Add to Cart
ID: 664554
Weight: 1.42ct
Size: 8.2 x 6.7 mm
Clarity: Translucent
Content: 1 pc
Price: $ 10.22
Item in Stock
More Options & Item Details
Add to Cart
ID: 696540
Weight: 13.62ct
Size: 23 x 11.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 24.52
Item in Stock
More Options & Item Details
Add to Cart
ID: 547248
Weight: 2.39ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 15.78
Item in Stock
More Options & Item Details
Add to Cart
ID: 397192
Weight: 1.37ct
Size: 8 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 86.36
Item in Stock
More Options & Item Details
Add to Cart
ID: 653432
Weight: 10.62ct
Size: 21.7 x 11.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 33.01
Item in Stock
More Options & Item Details
Add to Cart
ID: 430714
Weight: 2.39ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 6 pcs
Price: $ 15.78
Item in Stock
More Options & Item Details
Add to Cart
ID: 669200
Weight: 31.82ct
Size: 25 mm
Clarity: Opaque
Content: 1 pc
Price: $ 31.82
Item in Stock
More Options & Item Details
Add to Cart
ID: 686503
Weight: 0.70ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Price: $ 15.12
Item in Stock
More Options & Item Details
Select pcs
Add to Cart
ID: 679956
Weight: 28.91ct
Size: 21.6 x 14.5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 277.54
Item in Stock
More Options & Item Details
Add to Cart
ID: 438458
Weight: 1.46ct
Size: 6.5 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 38.54
Item in Stock
More Options & Item Details
Add to Cart
ID: 439369
Weight: 1.93ct
Size: 7.8 x 7.6 mm
Clarity: VS
Content: 1 pc
Price: $ 119.74
Item in Stock
More Options & Item Details
Add to Cart
ID: 721882
Weight: 15.45ct
Size: 17.8 x 15.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 18.54
Item in Stock
More Options & Item Details
Add to Cart
ID: 522185
Weight: 10.56ct
Size: 16.2 x 12.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 83.64
Item in Stock
More Options & Item Details
Add to Cart
ID: 662711
Weight: 1.86ct
Size: 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 15.62
Item in Stock
More Options & Item Details
Add to Cart
ID: 687406
Weight: 13.53ct
Size: 24.4 x 14.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 39.94
Item in Stock
More Options & Item Details
Add to Cart
ID: 664825
Weight: 1.16ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 12.53
Item in Stock
More Options & Item Details
Add to Cart
ID: 671927
Weight: 1.17ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 28.08
Item in Stock
More Options & Item Details
Add to Cart
ID: 624915
Weight: 1.31ct
Size: 7 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 26.76
Item in Stock
More Options & Item Details
Add to Cart
ID: 713738
Weight: 0.81ct
Size: 7 x 5.6 mm
Clarity: Translucent
Content: 1 pc
Price: $ 6.80
Item in Stock
More Options & Item Details
Add to Cart
ID: 650038
Weight: 1.24ct
Size: 7 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 10.42
Item in Stock
More Options & Item Details
Add to Cart
ID: 617771
Weight: 1.69ct
Size: 7 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 35.94
Item in Stock
More Options & Item Details
Add to Cart
ID: 498924
Weight: 0.98ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 47.04
Item in Stock
More Options & Item Details
Add to Cart
ID: 720285
Weight: 1.08ct
Size: 7.2 x 5.4 mm
Clarity: VS
Content: 1 pc
Price: $ 86.63
Item in Stock
More Options & Item Details
Add to Cart
ID: 438086
Weight: 2.45ct
Size: 8.8 x 6.5 mm
Clarity: VS
Content: 1 pc
Price: $ 102.90
Item in Stock
More Options & Item Details
Add to Cart
ID: 688994
Weight: 1.24ct
Size: 12.2 x 4.1 mm
Clarity: VVS
Content: 1 pc
Price: $ 11.90
Item in Stock
More Options & Item Details
Add to Cart
ID: 670652
Weight: 0.52ct
Size: 4.5 x 4.5 mm
Clarity: Translucent
Content: 1 pc
Price: $ 18.72
Item in Stock
More Options & Item Details
Add to Cart
ID: 305249
Weight: 156.55ct
Size: 32.1 x 28.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 454.62
Item in Stock
More Options & Item Details
Add to Cart
ID: 727362
Weight: 0.64ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 11.52
Item in Stock
More Options & Item Details
Add to Cart
ID: 423557
Weight: 4.22ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 10 pcs
Price: $ 44.57
Item in Stock
More Options & Item Details
Add to Cart
ID: 706795
Weight: 2.52ct
Size: 10.3 x 7.6 mm
Clarity: VVS
Price: $ 24.19
Item in Stock
More Options & Item Details
Select pcs
Add to Cart
ID: 737478
Weight: 2.32ct
Size: 9 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 104.40
Item in Stock
More Options & Item Details
Add to Cart
ID: 700388
Weight: 0.91ct
Size: 5.5 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 54.60
Item in Stock
More Options & Item Details
Add to Cart
ID: 541135
Weight: 11.88ct
Size: 14 x 14 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 17.71
Item in Stock
More Options & Item Details
Add to Cart
ID: 704570
Weight: 1.96ct
Size: 12.1 x 8.6 mm
Clarity: Transparent
Content: 1 pc
Price: $ 58.80
Item in Stock
More Options & Item Details
Add to Cart
ID: 513224
Weight: 6.67ct
Size: 12 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 26.41
Item in Stock
More Options & Item Details
Add to Cart
ID: 730441
Weight: 0.18ct
Size: 5 x 3 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 8.64
Item in Stock
More Options & Item Details
Add to Cart
ID: 479251
Weight: 2.80ct (total)
Size: 10 x 5.1 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 29.57
Item in Stock
More Options & Item Details
Add to Cart
ID: 717949
Weight: 0.94ct
Size: 5.9 x 4.9 mm
Clarity: VVS
Content: 1 pc
Price: $ 28.20
Item in Stock
More Options & Item Details
Add to Cart
ID: 715517
Weight: 3.08ct
Size: 10 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 29.57
Item in Stock
More Options & Item Details
Add to Cart
ID: 709904
Weight: 0.46ct
Size: 6.3 x 4.1 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 3.86
Item in Stock
More Options & Item Details
Add to Cart
ID: 479212
Weight: 14.67ct (total)
Size: 13 x 9 mm (calibrated)
Clarity: Transparent
Content: 4 pcs
Price: $ 26.71
Item in Stock
More Options & Item Details
Add to Cart
ID: 705218
Weight: 0.66ct
Size: 6.2 x 4.4 mm
Clarity: SI
Content: 1 pc
Price: $ 26.93
Item in Stock
More Options & Item Details
Add to Cart
ID: 552294
Weight: 7.96ct
Size: 19 x 13.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 21.01
Item in Stock
More Options & Item Details
Add to Cart
ID: 650030
Weight: 9.59ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 6.79
Item in Stock
More Options & Item Details
Add to Cart
ID: 471922
Weight: 1.77ct
Size: 8.5 x 6.7 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 1,168.20
Item in Stock
More Options & Item Details
Add to Cart
ID: 724149
Weight: 1.97ct
Size: 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 18.91
Item in Stock
More Options & Item Details
Add to Cart
1 2 3
...
543
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

Good selection, using for custom jewlery for my wife.

Posted By Smitty in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

My experience was done with ease

Posted By Barb in October, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very professional site

Posted By JR in January, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

I love wide range of stones. Always have my preference.

Posted By Ray in April, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

It was a good experience looking for and finding a nice amethyst stone

Posted By N/a in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Good selection, trusted quality. What I have purchased has always been as discribed.

Posted By Sterling in November, 2024
Source: Bizrate

Overall Rating -> 9 star ratings

I am very pleased with the ways you can filter your searches on this site, finding exactly what I want with little knowledge of what I am looking for is surprisingly easy!

Posted By Leo in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

It was easy and to the point

Posted By Victorius 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
Enlarged Gemstone Image