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: 533980
Weight: 3.45ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 31.88
Item in Stock
More Options & Item Details
Add to Cart
ID: 713405
Weight: 1.13ct
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 9.49
Item in Stock
More Options & Item Details
Add to Cart
ID: 667695
Weight: 1.60ct
Size: 9 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 32.81
Item in Stock
More Options & Item Details
Add to Cart
ID: 464449
Weight: 4.62ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VS
Content: 10 pcs
Price: $ 42.68
Item in Stock
More Options & Item Details
Add to Cart
ID: 713720
Weight: 0.82ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 13.78
Item in Stock
More Options & Item Details
Add to Cart
ID: 476999
Weight: 1.76ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 13.94
Item in Stock
More Options & Item Details
Add to Cart
ID: 675951
Weight: 5.61ct
Size: 14 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 33.66
Item in Stock
More Options & Item Details
Add to Cart
ID: 466867
Weight: 0.50ct
Size: 7.7 x 4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 36.30
Item in Stock
More Options & Item Details
Add to Cart
ID: 393380
Weight: 4.74ct
Size: 10 x 10 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 31.28
Item in Stock
More Options & Item Details
Add to Cart
ID: 734715
Weight: 38.65ct
Size: 25.2 x 24.4 mm
Clarity: VVS
Content: 1 pc
Price: $ 309.20
Item in Stock
More Options & Item Details
Add to Cart
ID: 439416
Weight: 3.60ct (total)
Size: 5 x 3.2 mm
Clarity: VS
Content: 10 pcs
Price: $ 46.90
Item in Stock
More Options & Item Details
Add to Cart
ID: 677858
Weight: 0.23ct
Size: 3 x 3 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 138.00
Item in Stock
More Options & Item Details
Add to Cart
ID: 492610
Weight: 5.31ct
Size: 14 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 38.41
Item in Stock
More Options & Item Details
Add to Cart
ID: 453745
Weight: 1.90ct
Size: 9.5 x 7.5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 17.56
Item in Stock
More Options & Item Details
Add to Cart
ID: 638379
Weight: 49.66ct
Size: 27 x 20 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 417.14
Item in Stock
More Options & Item Details
Add to Cart
ID: 712867
Weight: 5.88ct
Size: 16 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 15.66
Item in Stock
More Options & Item Details
Add to Cart
ID: 713067
Weight: 1.13ct
Size: 7 x 5.6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 27.12
Item in Stock
More Options & Item Details
Add to Cart
ID: 730229
Weight: 2.45ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 21.94
Item in Stock
More Options & Item Details
Add to Cart
ID: 698701
Weight: 2.57ct (total)
Size: 7.2 x 6 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 15.42
Item in Stock
More Options & Item Details
Add to Cart
ID: 697172
Weight: 0.63ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 3.78
Item in Stock
More Options & Item Details
Add to Cart
ID: 605432
Weight: 1.84ct
Size: 8 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 10.12
Item in Stock
More Options & Item Details
Add to Cart
ID: 552276
Weight: 3.91ct
Size: 14.2 x 9.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 7.64
Item in Stock
More Options & Item Details
Add to Cart
ID: 524017
Weight: 21.80ct
Size: 25.1 x 15.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 172.66
Item in Stock
More Options & Item Details
Add to Cart
ID: 526320
Weight: 1.32ct
Size: 6.5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 95.83
Item in Stock
More Options & Item Details
Add to Cart
ID: 742818
Weight: 2.71ct
Size: 9.3 x 8.7 mm
Clarity: VVS
Content: 1 pc
Price: $ 406.50
Item in Stock
More Options & Item Details
Add to Cart
ID: 664603
Weight: 1.14ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 12.31
Item in Stock
More Options & Item Details
Add to Cart
ID: 537141
Weight: 1.94ct (total)
Size: 7.4 x 5.1 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 7.68
Item in Stock
More Options & Item Details
Add to Cart
ID: 669407
Weight: 14.93ct
Size: 16.7 x 14.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 74.65
Item in Stock
More Options & Item Details
Add to Cart
ID: 685914
Weight: 21.91ct
Size: 32.3 x 17.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 11.83
Item in Stock
More Options & Item Details
Add to Cart
ID: 682506
Weight: 0.96ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 17.28
Item in Stock
More Options & Item Details
Add to Cart
ID: 719574
Weight: 0.62ct
Size: 5.2 x 4 mm
Clarity: VVS
Content: 1 pc
Price: $ 11.16
Item in Stock
More Options & Item Details
Add to Cart
ID: 719795
Weight: 0.83ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 6.97
Item in Stock
More Options & Item Details
Add to Cart
ID: 745508
Weight: 4.17ct
Size: 10 x 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 208.50
Item in Stock
More Options & Item Details
Add to Cart
ID: 643572
Weight: 2.66ct
Size: 10 x 8 mm (calibrated)
Clarity: VS
Price: $ 22.34
Item in Stock
More Options & Item Details
Select pcs
Add to Cart
ID: 626748
Weight: 1.16ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 11.40
Item in Stock
More Options & Item Details
Add to Cart
ID: 731029
Weight: 20.11ct (total)
Size: 20.9 x 14.4 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 13.75
Item in Stock
More Options & Item Details
Add to Cart
ID: 728152
Weight: 3.56ct
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 8.54
Item in Stock
More Options & Item Details
Add to Cart
ID: 551192
Weight: 1.13ct
Size: 7 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 8.50
Item in Stock
More Options & Item Details
Add to Cart
ID: 515878
Weight: 1.30ct
Size: 10.7 x 5.7 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 120.12
Item in Stock
More Options & Item Details
Add to Cart
ID: 556988
Weight: 2.98ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 24.94
Item in Stock
More Options & Item Details
Add to Cart
ID: 634620
Weight: 1.91ct
Size: 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 16.04
Item in Stock
More Options & Item Details
Add to Cart
ID: 725830
Weight: 2.70ct
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 106.96
Item in Stock
More Options & Item Details
Add to Cart
ID: 634232
Weight: 7.76ct
Size: 23.9 x 9.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 35.29
Item in Stock
More Options & Item Details
Add to Cart
ID: 445939
Weight: 3.18ct
Size: 12 x 9 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 23.22
Item in Stock
More Options & Item Details
Add to Cart
ID: 717957
Weight: 0.78ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 23.40
Item in Stock
More Options & Item Details
Add to Cart
ID: 700404
Weight: 1.25ct (total)
Size: 6.9 x 4.7 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 12.00
Item in Stock
More Options & Item Details
Add to Cart
ID: 685229
Weight: 12.57ct
Size: 14.3 x 10.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 53.84
Item in Stock
More Options & Item Details
Add to Cart
ID: 718273
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: 492428
Weight: 14.47ct
Size: 20 x 15 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 54.43
Item in Stock
More Options & Item Details
Add to Cart
ID: 714148
Weight: 0.39ct
Size: 4.2 mm
Clarity: SI
Content: 1 pc
Price: $ 11.70
Item in Stock
More Options & Item Details
Add to Cart
ID: 551659
Weight: 2.54ct
Size: 10 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 22.93
Item in Stock
More Options & Item Details
Add to Cart
ID: 684822
Weight: 17.08ct
Size: 25 x 18 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 17.02
Item in Stock
More Options & Item Details
Add to Cart
ID: 402386
Weight: 2.51ct (total)
Size: 4.7 mm
Clarity: VS
Content: 4 pcs
Price: $ 102.71
Item in Stock
More Options & Item Details
Add to Cart
ID: 707764
Weight: 8.83ct
Size: 20.8 x 10.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 63.58
Item in Stock
More Options & Item Details
Add to Cart
ID: 517928
Weight: 2.60ct
Size: 9 x 7.5 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 51.48
Item in Stock
More Options & Item Details
Add to Cart
ID: 391026
Weight: 1.31ct
Size: 18 x 3.3 mm
Clarity: VVS
Content: 1 pc
Price: $ 38.04
Item in Stock
More Options & Item Details
Add to Cart
ID: 396310
Weight: 4.01ct
Size: 9 x 9 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 196.64
Item in Stock
More Options & Item Details
Add to Cart
ID: 721531
Weight: 0.64ct
Size: 8 x 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 11.52
Item in Stock
More Options & Item Details
Add to Cart
ID: 648884
Weight: 24.74ct
Size: 25.3 x 18.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 14.26
Item in Stock
More Options & Item Details
Add to Cart
ID: 430733
Weight: 8.02ct
Size: 15 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 20.86
Item in Stock
More Options & Item Details
Add to Cart
1 2 3
...
309
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

went well

Posted By Doug in May, 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

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 -> 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 -> 10 star ratings

I enjoy doing buisness with GemSelect. It is always a pleasure and you get what you ordered!

Posted By Ballpark in December, 2024
Source: Bizrate

Overall Rating -> 9 star ratings

It is a good experience, it is easy to view the item, and easy to check out.

Posted By Neo in November, 2024
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

It's always a pleasure doing business with Gem Select. Outstanding products ant very reasonable prices. Thank You One and All.

Posted By G.W. or Bakyow in July, 2025
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
Enlarged Gemstone Image