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: 494193
Weight: 3.87ct
Size: 11.8 x 9.5 mm
Clarity: Translucent
Content: 1 pc
Price: $ 27.73
Item in Stock
More Options & Item Details
Add to Cart
ID: 439012
Weight: 2.18ct
Size: 8.9 x 8 mm
Clarity: VS
Content: 1 pc
Price: $ 135.25
Item in Stock
More Options & Item Details
Add to Cart
ID: 389613
Weight: 2.65ct (total)
Size: 7.3 x 6.2 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 17.50
Item in Stock
More Options & Item Details
Add to Cart
ID: 688957
Weight: 0.26ct
Size: 5.2 x 3.1 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 15.60
Item in Stock
More Options & Item Details
Add to Cart
ID: 625168
Weight: 1.19ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 31.42
Item in Stock
More Options & Item Details
Add to Cart
ID: 691377
Weight: 3.78ct
Size: 14 x 10 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 204.12
Item in Stock
More Options & Item Details
Add to Cart
ID: 390280
Weight: 0.93ct
Size: 10.8 x 4.7 mm
Clarity: VS
Content: 1 pc
Price: $ 60.17
Item in Stock
More Options & Item Details
Add to Cart
ID: 484340
Weight: 4.90ct (total)
Size: 7.7 x 5.9 mm
Clarity: VS
Content: 4 pcs
Price: $ 64.68
Item in Stock
More Options & Item Details
Add to Cart
ID: 648889
Weight: 16.12ct
Size: 23 x 18.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 9.29
Item in Stock
More Options & Item Details
Add to Cart
ID: 743184
Weight: 1.06ct
Size: 6.6 x 4.9 mm
Clarity: VS
Content: 1 pc
Price: $ 127.20
Item in Stock
More Options & Item Details
Add to Cart
ID: 646545
Weight: 0.55ct (total)
Size: 3.5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 16.50
Item in Stock
More Options & Item Details
Add to Cart
ID: 534145
Weight: 2.89ct
Size: 10 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 20.81
Item in Stock
More Options & Item Details
Add to Cart
ID: 487177
Weight: 34.23ct
Size: 29.6 x 21 mm
Clarity: Opaque
Content: 1 pc
Price: $ 22.60
Item in Stock
More Options & Item Details
Add to Cart
ID: 437494
Weight: 1.77ct
Size: 7 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 46.73
Item in Stock
More Options & Item Details
Add to Cart
ID: 479593
Weight: 2.41ct (total)
Size: 10 x 5.1 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 25.45
Item in Stock
More Options & Item Details
Add to Cart
ID: 650718
Weight: 1.75ct
Size: 8.4 x 8.2 mm
Clarity: VVS
Content: 1 pc
Price: $ 14.70
Item in Stock
More Options & Item Details
Add to Cart
ID: 447468
Weight: 56.57ct
Size: 66.4 x 24.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 108.61
Item in Stock
More Options & Item Details
Add to Cart
ID: 457162
Weight: 7.13ct
Size: 13.1 x 9.6 mm
Clarity: VS
Content: 1 pc
Price: $ 37.64
Item in Stock
More Options & Item Details
Add to Cart
ID: 457126
Weight: 5.22ct
Size: 12 x 8 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 27.56
Item in Stock
More Options & Item Details
Add to Cart
ID: 384893
Weight: 4.08ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 37.70
Item in Stock
More Options & Item Details
Add to Cart
ID: 526455
Weight: avg. 7.71 ct / each
Size: 10 mm (calibrated)
Clarity: Opaque
Price: $ 9.33
Item in Stock
More Options & Item Details
Select pcs
Add to Cart
ID: 645462
Weight: 1.29ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 10.84
Item in Stock
More Options & Item Details
Add to Cart
ID: 744247
Weight: 5.47ct
Size: 12 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 21.44
Item in Stock
More Options & Item Details
Add to Cart
ID: 587753
Weight: 2.04ct
Size: 8 x 6 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 53.86
Item in Stock
More Options & Item Details
Add to Cart
ID: 713905
Weight: 19.50ct
Size: 20 x 15 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 163.80
Item in Stock
More Options & Item Details
Add to Cart
ID: 471466
Weight: 35.12ct
Size: 34.7 x 22.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 28.74
Item in Stock
More Options & Item Details
Add to Cart
ID: 642272
Weight: 3.16ct
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Price: $ 22.75
Item in Stock
More Options & Item Details
Select pcs
Add to Cart
ID: 411299
Weight: 3.81ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 113.51
Item in Stock
More Options & Item Details
Add to Cart
ID: 691880
Weight: 0.72ct
Size: 6.1 x 4.2 mm
Clarity: SI-I1
Content: 1 pc
Price: $ 43.20
Item in Stock
More Options & Item Details
Add to Cart
ID: 636555
Weight: 0.75ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 39.60
Item in Stock
More Options & Item Details
Add to Cart
ID: 731018
Weight: 19.28ct (total)
Size: 24.2 x 13.8 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 13.19
Item in Stock
More Options & Item Details
Add to Cart
ID: 609046
Weight: 3.59ct
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 66.35
Item in Stock
More Options & Item Details
Add to Cart
ID: 737688
Weight: 37.92ct
Size: 36.4 x 11.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 3.79
Item in Stock
More Options & Item Details
Add to Cart
ID: 407239
Weight: 2.71ct (total)
Size: 4 mm (calibrated)
Clarity: VS
Content: 7 pcs
Price: $ 107.32
Item in Stock
More Options & Item Details
Add to Cart
ID: 725715
Weight: 1.58ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VVS
Content: 2 pcs
Price: $ 15.17
Item in Stock
More Options & Item Details
Add to Cart
ID: 528672
Weight: 35.66ct
Size: 23.8 x 18.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 85.58
Item in Stock
More Options & Item Details
Add to Cart
ID: 714815
Weight: 0.41ct
Size: 4.3 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 12.30
Item in Stock
More Options & Item Details
Add to Cart
ID: 727875
Weight: 1.08ct
Size: 6.5 x 5.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 6.48
Item in Stock
More Options & Item Details
Add to Cart
ID: 643480
Weight: 1.48ct
Size: 7.5 x 6.3 mm
Clarity: VS
Content: 1 pc
Price: $ 35.52
Item in Stock
More Options & Item Details
Add to Cart
ID: 426015
Weight: 2.13ct
Size: 8.8 x 7.4 mm
Clarity: VS
Content: 1 pc
Price: $ 97.03
Item in Stock
More Options & Item Details
Add to Cart
ID: 527921
Weight: 7.08ct
Size: 12 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 51.22
Item in Stock
More Options & Item Details
Add to Cart
ID: 403854
Weight: 5.50ct
Size: 13 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 29.04
Item in Stock
More Options & Item Details
Add to Cart
ID: 461236
Weight: 7.98ct
Size: 14 x 10 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 67.03
Item in Stock
More Options & Item Details
Add to Cart
ID: 558903
Weight: 1.35ct
Size: 7.9 x 4.6 mm
Clarity: Transparent
Content: 1 pc
Price: $ 5.14
Item in Stock
More Options & Item Details
Add to Cart
ID: 609443
Weight: 19.79ct
Size: 25.8 x 19.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 26.12
Item in Stock
More Options & Item Details
Add to Cart
ID: 371942
Weight: 9.39ct (total)
Size: 14 x 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 49.58
Item in Stock
More Options & Item Details
Add to Cart
ID: 737569
Weight: 1.55ct
Size: 8 x 6 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 9.30
Item in Stock
More Options & Item Details
Add to Cart
ID: 650711
Weight: 30.49ct
Size: 30 x 22 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 18.30
Item in Stock
More Options & Item Details
Add to Cart
ID: 716399
Weight: 1.26ct
Size: 12.6 x 3.4 mm
Clarity: VVS
Content: 1 pc
Price: $ 80.14
Item in Stock
More Options & Item Details
Add to Cart
ID: 712437
Weight: 12.00ct
Size: 18 x 13 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 31.97
Item in Stock
More Options & Item Details
Add to Cart
ID: 717022
Weight: 16.75ct
Size: 17 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 31.96
Item in Stock
More Options & Item Details
Add to Cart
ID: 714198
Weight: 0.78ct
Size: 8.3 x 5.7 mm
Clarity: VS
Content: 1 pc
Price: $ 42.12
Item in Stock
More Options & Item Details
Add to Cart
ID: 346893
Weight: 1.44ct
Size: 21 x 3.3 mm
Clarity: VS
Content: 1 pc
Price: $ 74.51
Item in Stock
More Options & Item Details
Add to Cart
ID: 661877
Weight: 25.92ct
Size: 34.4 x 16.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 80.87
Item in Stock
More Options & Item Details
Add to Cart
ID: 582782
Weight: 1.34ct
Size: 8.1 x 6.5 mm
Clarity: VVS
Content: 1 pc
Price: $ 70.75
Item in Stock
More Options & Item Details
Add to Cart
ID: 727309
Weight: 0.29ct
Size: 5.9 x 4.2 mm
Clarity: Transparent
Content: 1 pc
Price: $ 8.70
Item in Stock
More Options & Item Details
Add to Cart
ID: 663119
Weight: 1.09ct
Size: 6.2 x 5.2 mm
Clarity: Transparent
Content: 1 pc
Price: $ 6.54
Item in Stock
More Options & Item Details
Add to Cart
ID: 718847
Weight: 0.81ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 14.58
Item in Stock
More Options & Item Details
Add to Cart
ID: 673095
Weight: 1.65ct
Size: 8 x 6 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 39.60
Item in Stock
More Options & Item Details
Add to Cart
ID: 639984
Weight: 0.32ct
Size: 5 x 3 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 15.36
Item in Stock
More Options & Item Details
Add to Cart
1 2 3
...
710
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

I have found GemSelect to have the best selections of quality stones at a reasonable price. I like the packaging and the report availability.

Posted By Sam in March, 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

First time so this is an experiment! Shopping is so fun on this site, though!

Posted By Gem Delight in March, 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

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 was great!

Posted By Annie in September, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Been using them for years! Very satisfied with the products.

Posted By PI SC in May, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

I think therea's no problem

Posted By Napoleon in August, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

the gems were smaller than I thought but I was at fault for not reading the complete discrimination

Posted By Tim in May, 2025
Source: Bizrate
Enlarged Gemstone Image