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: 686467
Weight: 0.66ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 14.26
Item in Stock
More Options & Item Details
Add to Cart
ID: 543871
Weight: 0.84ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 7.76
Item in Stock
More Options & Item Details
Add to Cart
ID: 339022
Weight: 5.28ct
Size: 12 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 55.75
Item in Stock
More Options & Item Details
Add to Cart
ID: 650586
Weight: 6.35ct (total)
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 40.39
Item in Stock
More Options & Item Details
Add to Cart
ID: 475862
Weight: 23.68ct
Size: 27 x 20 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 22.73
Item in Stock
More Options & Item Details
Add to Cart
ID: 646980
Weight: 11.20ct
Size: 20 x 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 6.72
Item in Stock
More Options & Item Details
Add to Cart
ID: 497584
Weight: 2.04ct
Size: 8.4 x 6.8 mm
Clarity: VS
Content: 1 pc
Price: $ 53.86
Item in Stock
More Options & Item Details
Add to Cart
ID: 391211
Weight: 1.12ct
Size: 7.5 x 5.3 mm
Clarity: SI
Content: 1 pc
Price: $ 55.44
Item in Stock
More Options & Item Details
Add to Cart
ID: 491705
Weight: 48.28ct (total)
Size: 18 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 56.72
Item in Stock
More Options & Item Details
Add to Cart
ID: 662674
Weight: 24.81ct (total)
Size: 25.1 x 15.3 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 17.57
Item in Stock
More Options & Item Details
Add to Cart
ID: 500201
Weight: 3.28ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 8 pcs
Price: $ 30.31
Item in Stock
More Options & Item Details
Add to Cart
ID: 678773
Weight: 14.15ct
Size: 17.9 x 14.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 84.90
Item in Stock
More Options & Item Details
Add to Cart
ID: 439517
Weight: 8.94ct
Size: 16.7 x 10.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 177.01
Item in Stock
More Options & Item Details
Add to Cart
ID: 456570
Weight: 1.79ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 16.54
Item in Stock
More Options & Item Details
Add to Cart
ID: 673705
Weight: 2.19ct (total)
Size: 9.9 x 7.4 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 91.98
Item in Stock
More Options & Item Details
Add to Cart
ID: 632513
Weight: 2.42ct
Size: 10 x 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 17.42
Item in Stock
More Options & Item Details
Add to Cart
ID: 724291
Weight: 3.25ct (total)
Size: 8 mm (calibrated)
Clarity: VVS
Content: 2 pcs
Price: $ 31.20
Item in Stock
More Options & Item Details
Add to Cart
ID: 697731
Weight: 0.65ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 3.90
Item in Stock
More Options & Item Details
Add to Cart
ID: 566493
Weight: 26.78ct (total)
Size: 20.3 x 12.3 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 61.15
Item in Stock
More Options & Item Details
Add to Cart
ID: 699286
Weight: 0.85ct
Size: 5.8 x 5.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 5.10
Item in Stock
More Options & Item Details
Add to Cart
ID: 730347
Weight: 2.52ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 22.56
Item in Stock
More Options & Item Details
Add to Cart
ID: 435437
Weight: 4.23ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: VVS
Content: 2 pcs
Price: $ 25.38
Item in Stock
More Options & Item Details
Add to Cart
ID: 643784
Weight: 1.34ct
Size: 7.4 x 6 mm
Clarity: VS
Content: 1 pc
Price: $ 32.16
Item in Stock
More Options & Item Details
Add to Cart
ID: 700411
Weight: 1.02ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 9.79
Item in Stock
More Options & Item Details
Add to Cart
ID: 725711
Weight: 0.97ct (total)
Size: 8 x 4 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 38.42
Item in Stock
More Options & Item Details
Add to Cart
ID: 471998
Weight: 8.97ct
Size: 13 x 11 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 2,368.08
Item in Stock
More Options & Item Details
Add to Cart
ID: 445718
Weight: 4.15ct
Size: 11.8 x 9.5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 30.30
Item in Stock
More Options & Item Details
Add to Cart
ID: 715713
Weight: 0.86ct
Size: 6.3 x 4.9 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 54.70
Item in Stock
More Options & Item Details
Add to Cart
ID: 547557
Weight: 2.21ct
Size: 8 x 8 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 14.59
Item in Stock
More Options & Item Details
Add to Cart
ID: 376567
Weight: 5.62ct (total)
Size: 9.4 x 7 mm
Clarity: Transparent/Translucent
Content: 2 pcs
Price: $ 63.50
Item in Stock
More Options & Item Details
Add to Cart
ID: 495385
Weight: 6.50ct
Size: 12 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 42.90
Item in Stock
More Options & Item Details
Add to Cart
ID: 500456
Weight: 1.78ct (total)
Size: 5.9 x 5.7 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 16.45
Item in Stock
More Options & Item Details
Add to Cart
ID: 696538
Weight: 8.32ct
Size: 15.8 x 11.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 14.98
Item in Stock
More Options & Item Details
Add to Cart
ID: 503098
Weight: 2.47ct
Size: 18.7 x 4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 81.52
Item in Stock
More Options & Item Details
Add to Cart
ID: 454078
Weight: 0.75ct
Size: 5.9 x 5 mm
Clarity: VS
Content: 1 pc
Price: $ 31.68
Item in Stock
More Options & Item Details
Add to Cart
ID: 566530
Weight: 0.79ct
Size: 6.6 x 4.3 mm
Clarity: SI-I1
Content: 1 pc
Price: $ 19.81
Item in Stock
More Options & Item Details
Add to Cart
ID: 357103
Weight: 4.49ct (total)
Size: 6 mm (calibrated)
Clarity: VS
Content: 5 pcs
Price: $ 212.29
Item in Stock
More Options & Item Details
Add to Cart
ID: 388675
Weight: 1.02ct
Size: 11 x 4.7 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 65.48
Item in Stock
More Options & Item Details
Add to Cart
ID: 393958
Weight: 30.15ct
Size: 26.2 x 21.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 39.80
Item in Stock
More Options & Item Details
Add to Cart
ID: 728372
Weight: 24.33ct
Size: 27.2 x 16.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 49.63
Item in Stock
More Options & Item Details
Add to Cart
ID: 531509
Weight: 1.53ct
Size: 6.7 x 5.9 mm
Clarity: VS
Content: 1 pc
Price: $ 153.58
Item in Stock
More Options & Item Details
Add to Cart
ID: 497506
Weight: 2.00ct
Size: 8.5 x 7.1 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 52.80
Item in Stock
More Options & Item Details
Add to Cart
ID: 710441
Weight: 0.86ct
Size: 5.8 x 4.8 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 15.41
Item in Stock
More Options & Item Details
Add to Cart
ID: 723459
Weight: 1.34ct
Size: 7 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 12.86
Item in Stock
More Options & Item Details
Add to Cart
ID: 719470
Weight: 0.58ct
Size: 5 x 4 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 10.44
Item in Stock
More Options & Item Details
Add to Cart
ID: 582532
Weight: 30.21ct (total)
Size: 16.7 x 15.9 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 43.46
Item in Stock
More Options & Item Details
Add to Cart
ID: 700543
Weight: 1.35ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 12.96
Item in Stock
More Options & Item Details
Add to Cart
ID: 594977
Weight: 15.17ct
Size: 16 x 16 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 60.07
Item in Stock
More Options & Item Details
Add to Cart
ID: 418629
Weight: 16.65ct (total)
Size: 13.7 x 9.7 mm
Clarity: Translucent
Content: 4 pcs
Price: $ 32.98
Item in Stock
More Options & Item Details
Add to Cart
ID: 492926
Weight: 4.38ct
Size: 14 x 10 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 31.68
Item in Stock
More Options & Item Details
Add to Cart
ID: 498936
Weight: 1.72ct
Size: 10 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 15.89
Item in Stock
More Options & Item Details
Add to Cart
ID: 481128
Weight: 36.83ct
Size: 34.8 x 25.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 36.46
Item in Stock
More Options & Item Details
Add to Cart
ID: 698614
Weight: 3.18ct
Size: 11 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 26.71
Item in Stock
More Options & Item Details
Add to Cart
ID: 499252
Weight: 1.60ct
Size: 7 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 28.73
Item in Stock
More Options & Item Details
Add to Cart
ID: 712359
Weight: 3.61ct
Size: 14 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 9.61
Item in Stock
More Options & Item Details
Add to Cart
ID: 380561
Weight: 1.70ct (total)
Size: 2.6 mm (calibrated)
Clarity: VVS-VS
Content: 20 pcs
Price: $ 206.06
Item in Stock
More Options & Item Details
Add to Cart
ID: 645865
Weight: 3.97ct
Size: 10 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 12.38
Item in Stock
More Options & Item Details
Add to Cart
ID: 736499
Weight: 10.81ct
Size: 27.6 x 15.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 12.76
Item in Stock
More Options & Item Details
Add to Cart
ID: 480806
Weight: 3.35ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: Transparent
Content: 30 pcs
Price: $ 28.66
Item in Stock
More Options & Item Details
Add to Cart
ID: 431582
Weight: 1.51ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 15.92
Item in Stock
More Options & Item Details
Add to Cart
1 2 3
...
92
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 bought from you before and have found your gems exceed my expectations. I have been very satisfied with all gems sent to me. I will be back. Thanks....

Posted By Dork in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I always enjoy the selection and the unique cuts I can find here. I would love to see more hex cuts tho! Maybe some rose cuts too!

Posted By Blkfower83 in October, 2024
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

Overall Rating -> 10 star ratings

Great website, no hassle, easy check out and found everything I needed quickly

Posted By Chris in September, 2024
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

there are a large number of gems to choose from i have ordered before and these objects are precious to me that my light reflect in them and fills the stones they are there when i need to reflect on life

Posted By Kickbass.2 in January, 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

Loved the price and the quality and the certification options which is the main reason why I buy. The guarantee is also a great reason to use gem select.

Posted By Sal in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Easy to conduct search, good amount of stock to select from along with variety of prices.

Posted By Que in June, 2025
Source: Bizrate
Enlarged Gemstone Image