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: 485278
Weight: 7.33ct (total)
Size: 12.3 x 11.3 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 38.70
Item in Stock
More Options & Item Details
Add to Cart
ID: 387721
Weight: 2.99ct (total)
Size: 4.6 x 4.5 mm
Clarity: VVS-VS
Content: 6 pcs
Price: $ 19.74
Item in Stock
More Options & Item Details
Add to Cart
ID: 386510
Weight: 4.95ct
Size: 20.3 x 9.8 mm
Clarity: Translucent
Content: 1 pc
Price: $ 44.04
Item in Stock
More Options & Item Details
Add to Cart
ID: 449668
Weight: 4.67ct (total)
Size: 9 x 6 mm (calibrated)
Clarity: Transparent
Content: 3 pcs
Price: $ 30.83
Item in Stock
More Options & Item Details
Add to Cart
ID: 533346
Weight: 1.36ct
Size: 6.5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 25.60
Item in Stock
More Options & Item Details
Add to Cart
ID: 692658
Weight: 13.06ct
Size: 16 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 109.70
Item in Stock
More Options & Item Details
Add to Cart
ID: 708220
Weight: 2.96ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 4.90
Item in Stock
More Options & Item Details
Add to Cart
ID: 713961
Weight: 2.12ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 17.81
Item in Stock
More Options & Item Details
Add to Cart
ID: 682163
Weight: 3.17ct
Size: 10 x 8 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 3.80
Item in Stock
More Options & Item Details
Add to Cart
ID: 744422
Weight: 1.14ct
Size: 6.8 x 5.6 mm
Clarity: VVS
Content: 1 pc
Price: $ 136.80
Item in Stock
More Options & Item Details
Add to Cart
ID: 349010
Weight: 2.56ct
Size: 27.8 x 3.5 mm
Clarity: VVS
Content: 1 pc
Price: $ 107.52
Item in Stock
More Options & Item Details
Add to Cart
ID: 392912
Weight: 8.42ct (total)
Size: 12 x 8 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 55.57
Item in Stock
More Options & Item Details
Add to Cart
ID: 649007
Weight: 1.20ct (total)
Size: 8 x 4 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 11.52
Item in Stock
More Options & Item Details
Add to Cart
ID: 698894
Weight: 3.33ct
Size: 11 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 27.97
Item in Stock
More Options & Item Details
Add to Cart
ID: 411905
Weight: 1.08ct
Size: 7.4 x 5.8 mm
Clarity: VVS
Content: 1 pc
Price: $ 71.28
Item in Stock
More Options & Item Details
Add to Cart
ID: 472698
Weight: 2.62ct
Size: 13.1 x 9.9 mm
Clarity: Translucent
Content: 1 pc
Price: $ 30.23
Item in Stock
More Options & Item Details
Add to Cart
ID: 526038
Weight: 1.09ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Price: $ 28.78
Item in Stock
More Options & Item Details
Select pcs
Add to Cart
ID: 630419
Weight: 15.33ct
Size: 17.5 x 15.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 81.13
Item in Stock
More Options & Item Details
Add to Cart
ID: 384115
Weight: 15.42ct
Size: 19.3 x 12.6 mm
Clarity: Translucent
Content: 1 pc
Price: $ 30.53
Item in Stock
More Options & Item Details
Add to Cart
ID: 599825
Weight: 2.46ct
Size: 9 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 22.73
Item in Stock
More Options & Item Details
Add to Cart
ID: 471872
Weight: 6.02ct
Size: 13 x 9 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 1,188.00
Item in Stock
More Options & Item Details
Add to Cart
ID: 592770
Weight: 1.09ct (total)
Size: 8.1 x 4 mm
Clarity: VS
Content: 2 pcs
Price: $ 20.15
Item in Stock
More Options & Item Details
Add to Cart
ID: 396363
Weight: 15.06ct
Size: 29.1 x 13.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 23.86
Item in Stock
More Options & Item Details
Add to Cart
ID: 569273
Weight: 2.31ct
Size: 8 x 6 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 45.92
Item in Stock
More Options & Item Details
Add to Cart
ID: 430047
Weight: 3.04ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VS
Content: 3 pcs
Price: $ 60.19
Item in Stock
More Options & Item Details
Add to Cart
ID: 695218
Weight: 4.05ct
Size: 10.6 x 6.8 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 121.50
Item in Stock
More Options & Item Details
Add to Cart
ID: 683142
Weight: 0.55ct
Size: 5 x 5 mm (calibrated)
Clarity: VVS-VS
Price: $ 4.62
Item in Stock
More Options & Item Details
Select pcs
Add to Cart
ID: 659271
Weight: 19.93ct
Size: 42.2 x 13.7 mm
Clarity: Translucent
Content: 1 pc
Price: $ 47.83
Item in Stock
More Options & Item Details
Add to Cart
ID: 696203
Weight: 50.36ct
Size: 29.5 x 19 mm
Clarity: Opaque
Content: 1 pc
Price: $ 34.45
Item in Stock
More Options & Item Details
Add to Cart
ID: 673074
Weight: 5.49ct (total)
Size: 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 15.48
Item in Stock
More Options & Item Details
Add to Cart
ID: 658611
Weight: 25.68ct
Size: 20.7 x 20 mm
Clarity: Opaque
Content: 1 pc
Price: $ 37.60
Item in Stock
More Options & Item Details
Add to Cart
ID: 494439
Weight: 1.70ct
Size: 12 x 6 mm
Clarity: VS
Price: $ 13.46
Item in Stock
More Options & Item Details
Select pcs
Add to Cart
ID: 292473
Weight: 1.35ct
Size: 8.5 x 5.4 mm
Clarity: VS
Content: 1 pc
Price: $ 187.12
Item in Stock
More Options & Item Details
Add to Cart
ID: 682128
Weight: 15.56ct
Size: 31.3 x 12.7 mm
Clarity: Transparent
Content: 1 pc
Price: $ 149.38
Item in Stock
More Options & Item Details
Add to Cart
ID: 464401
Weight: 4.03ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VS
Content: 10 pcs
Price: $ 37.24
Item in Stock
More Options & Item Details
Add to Cart
ID: 674630
Weight: 12.72ct
Size: 17.9 x 14.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 27.35
Item in Stock
More Options & Item Details
Add to Cart
ID: 375917
Weight: 4.03ct (total)
Size: 7.9 x 6.8 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 31.24
Item in Stock
More Options & Item Details
Add to Cart
ID: 730219
Weight: 0.72ct
Size: 5.3 x 4.5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 43.20
Item in Stock
More Options & Item Details
Add to Cart
ID: 393576
Weight: 3.29ct
Size: 9 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 21.72
Item in Stock
More Options & Item Details
Add to Cart
ID: 621674
Weight: 0.35ct
Size: 5.5 x 3.1 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 23.10
Item in Stock
More Options & Item Details
Add to Cart
ID: 646565
Weight: 28.42ct
Size: 30.9 x 20.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 34.10
Item in Stock
More Options & Item Details
Add to Cart
ID: 605046
Weight: 61.03ct
Size: 31.7 x 15.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 37.86
Item in Stock
More Options & Item Details
Add to Cart
ID: 395044
Weight: 3.58ct
Size: 9.6 x 9.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 23.63
Item in Stock
More Options & Item Details
Add to Cart
ID: 482094
Weight: 10.71ct
Size: 16 x 9.3 mm
Clarity: VS
Content: 1 pc
Price: $ 244.19
Item in Stock
More Options & Item Details
Add to Cart
ID: 712683
Weight: 1.24ct
Size: 6.5 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 24.76
Item in Stock
More Options & Item Details
Add to Cart
ID: 458755
Weight: 4.35ct
Size: 14.6 x 8.9 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 40.20
Item in Stock
More Options & Item Details
Add to Cart
ID: 691185
Weight: 3.78ct
Size: 9.8 x 8.4 mm
Clarity: VS
Content: 1 pc
Price: $ 125.33
Item in Stock
More Options & Item Details
Add to Cart
ID: 494079
Weight: 7.11ct
Size: 14 x 10 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 46.08
Item in Stock
More Options & Item Details
Add to Cart
ID: 737497
Weight: 1.76ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 44.00
Item in Stock
More Options & Item Details
Add to Cart
ID: 437976
Weight: 2.09ct
Size: 8.2 x 7.1 mm
Clarity: VS
Content: 1 pc
Price: $ 96.56
Item in Stock
More Options & Item Details
Add to Cart
ID: 686821
Weight: 5.92ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 7.10
Item in Stock
More Options & Item Details
Add to Cart
ID: 648739
Weight: 18.33ct
Size: 22.2 x 18.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 10.56
Item in Stock
More Options & Item Details
Add to Cart
ID: 609444
Weight: 27.48ct
Size: 23.1 x 23.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 36.28
Item in Stock
More Options & Item Details
Add to Cart
ID: 643481
Weight: 1.24ct
Size: 7.4 x 5.9 mm
Clarity: VS
Content: 1 pc
Price: $ 29.76
Item in Stock
More Options & Item Details
Add to Cart
ID: 418894
Weight: 7.07ct
Size: 16.2 x 11.4 mm
Clarity: Translucent
Content: 1 pc
Price: $ 13.99
Item in Stock
More Options & Item Details
Add to Cart
ID: 456337
Weight: 4.43ct
Size: 12.9 x 8.2 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 40.93
Item in Stock
More Options & Item Details
Add to Cart
ID: 634615
Weight: 14.40ct
Size: 18.4 x 16.2 mm
Clarity: Translucent
Content: 1 pc
Price: $ 120.96
Item in Stock
More Options & Item Details
Add to Cart
ID: 662179
Weight: 3.84ct (total)
Size: 7 x 7 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 9.26
Item in Stock
More Options & Item Details
Add to Cart
ID: 453886
Weight: 1.94ct
Size: 9.5 x 7.1 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 17.93
Item in Stock
More Options & Item Details
Add to Cart
ID: 311532
Weight: 36.82ct
Size: 22.1 x 18.2 mm
Clarity: Transparent
Content: 1 pc
Price: $ 58.32
Item in Stock
More Options & Item Details
Add to Cart
1 2 3
...
587
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

The stones are very nice.

Posted By Mvk in August, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

I did not have any problems

Posted By Clilrichard in January, 2025
Source: Bizrate

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

Very large selection from affordable to high end I will be coming back to shop again!

Posted By GreenGator in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I found what I was looking for...had to look up millimeters to inches. It would be nice to see something, like a quarter, in the pix to show relative size. I plan on buy loose gemstones for every month in the calendar

Posted By TheP in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

looked at pink stones and at sapphires bought some sapphires. I love looking and collecting gemstones. .

Posted By Steven M. in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I love the quality, package and info of your gems.

Posted By Diana in April, 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 -> 10 star ratings

I love the gems and your website, every time I want to buy I usually spend between 6 and 8 hours on your website.

Posted By Bryan De David in April, 2025
Source: Bizrate
Enlarged Gemstone Image