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: 714779
Weight: 0.53ct
Size: 5 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 15.90
Item in Stock
More Options & Item Details
Add to Cart
ID: 539711
Weight: 2.10ct
Size: 7 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 41.00
Item in Stock
More Options & Item Details
Add to Cart
ID: 733430
Weight: 2.82ct
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 25.48
Item in Stock
More Options & Item Details
Add to Cart
ID: 494904
Weight: 4.16ct
Size: 12 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 22.67
Item in Stock
More Options & Item Details
Add to Cart
ID: 639561
Weight: 1.45ct
Size: 11.6 x 5.1 mm
Clarity: VVS
Content: 1 pc
Price: $ 12.18
Item in Stock
More Options & Item Details
Add to Cart
ID: 587281
Weight: 1.47ct
Size: 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 135.83
Item in Stock
More Options & Item Details
Add to Cart
ID: 739318
Weight: 0.19ct
Size: 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 9.50
Item in Stock
More Options & Item Details
Add to Cart
ID: 460340
Weight: 3.82ct
Size: 13 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 35.29
Item in Stock
More Options & Item Details
Add to Cart
ID: 700593
Weight: 0.61ct
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 5.86
Item in Stock
More Options & Item Details
Add to Cart
ID: 502134
Weight: 1.11ct
Size: 11.9 x 3.4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 36.64
Item in Stock
More Options & Item Details
Add to Cart
ID: 416294
Weight: 0.80ct
Size: 12.9 x 2.8 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 25.34
Item in Stock
More Options & Item Details
Add to Cart
ID: 448762
Weight: 8.10ct
Size: 15.1 x 11.1 mm
Clarity: Transparent
Content: 1 pc
Price: $ 26.74
Item in Stock
More Options & Item Details
Add to Cart
ID: 727103
Weight: 0.61ct
Size: 7 x 5 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 18.30
Item in Stock
More Options & Item Details
Add to Cart
ID: 699813
Weight: 27.82ct
Size: 20 x 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 26.71
Item in Stock
More Options & Item Details
Add to Cart
ID: 656282
Weight: 0.82ct
Size: 7 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 19.68
Item in Stock
More Options & Item Details
Add to Cart
ID: 727860
Weight: 2.96ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 7.10
Item in Stock
More Options & Item Details
Add to Cart
ID: 697477
Weight: 0.62ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS
Price: $ 3.72
Item in Stock
More Options & Item Details
Select pcs
Add to Cart
ID: 655268
Weight: 14.09ct
Size: 20.7 x 17.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 25.87
Item in Stock
More Options & Item Details
Add to Cart
ID: 743047
Weight: 1.07ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 44.94
Item in Stock
More Options & Item Details
Add to Cart
ID: 691771
Weight: 28.69ct
Size: 20 x 11.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 35.81
Item in Stock
More Options & Item Details
Add to Cart
ID: 413739
Weight: 14.12ct
Size: 15 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 465.96
Item in Stock
More Options & Item Details
Add to Cart
ID: 717442
Weight: 0.77ct
Size: 7 x 5 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 15.71
Item in Stock
More Options & Item Details
Add to Cart
ID: 551884
Weight: 1.25ct
Size: 7.6 x 5.2 mm
Clarity: Transparent
Content: 1 pc
Price: $ 4.70
Item in Stock
More Options & Item Details
Add to Cart
ID: 572962
Weight: 3.75ct (total)
Size: 8 x 8 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 33.00
Item in Stock
More Options & Item Details
Add to Cart
ID: 637876
Weight: 1.81ct
Size: 9 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 16.84
Item in Stock
More Options & Item Details
Add to Cart
ID: 572284
Weight: 2.98ct
Size: 10 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 27.54
Item in Stock
More Options & Item Details
Add to Cart
ID: 480324
Weight: 2.24ct
Size: 8 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 20.70
Item in Stock
More Options & Item Details
Add to Cart
ID: 560876
Weight: 0.89ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 8.22
Item in Stock
More Options & Item Details
Add to Cart
ID: 524005
Weight: 14.40ct
Size: 23.2 x 15.2 mm
Clarity: Transparent
Content: 1 pc
Price: $ 114.05
Item in Stock
More Options & Item Details
Add to Cart
ID: 439317
Weight: 4.94ct
Size: 10 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 306.48
Item in Stock
More Options & Item Details
Add to Cart
ID: 439093
Weight: 3.16ct
Size: 9 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 196.04
Item in Stock
More Options & Item Details
Add to Cart
ID: 742064
Weight: 3.27ct
Size: 12 x 8 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 32.70
Item in Stock
More Options & Item Details
Add to Cart
ID: 593769
Weight: 12.07ct (total)
Size: 14 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 15.94
Item in Stock
More Options & Item Details
Add to Cart
ID: 721895
Weight: 40.26ct
Size: 35.2 x 19.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 48.31
Item in Stock
More Options & Item Details
Add to Cart
ID: 398047
Weight: 1.21ct
Size: 14.9 x 3.2 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 35.14
Item in Stock
More Options & Item Details
Add to Cart
ID: 367064
Weight: 1.02ct
Size: 6.6 x 5 mm
Clarity: VVS
Content: 1 pc
Price: $ 118.50
Item in Stock
More Options & Item Details
Add to Cart
ID: 520887
Weight: 1.87ct
Size: 7 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 17.28
Item in Stock
More Options & Item Details
Add to Cart
ID: 335933
Weight: 14.42ct (total)
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 95.17
Item in Stock
More Options & Item Details
Add to Cart
ID: 365503
Weight: 1.37ct
Size: 6.9 x 5.9 mm
Clarity: VS
Content: 1 pc
Price: $ 50.21
Item in Stock
More Options & Item Details
Add to Cart
ID: 683501
Weight: 4.32ct
Size: 13 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 40.02
Item in Stock
More Options & Item Details
Add to Cart
ID: 730333
Weight: 0.68ct
Size: 4.7 x 4.6 mm
Clarity: VVS
Content: 1 pc
Price: $ 40.80
Item in Stock
More Options & Item Details
Add to Cart
ID: 596472
Weight: 20.00ct
Size: 21.4 x 14.9 mm
Clarity: VVS
Content: 1 pc
Price: $ 176.35
Item in Stock
More Options & Item Details
Add to Cart
ID: 314198
Weight: 35.16ct
Size: 22.2 x 18.2 mm
Clarity: Translucent
Content: 1 pc
Price: $ 55.69
Item in Stock
More Options & Item Details
Add to Cart
ID: 366584
Weight: 1.10ct
Size: 8.5 x 5.3 mm
Clarity: VVS
Content: 1 pc
Price: $ 154.45
Item in Stock
More Options & Item Details
Add to Cart
ID: 554209
Weight: 0.93ct
Size: 7.5 x 5.4 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 24.55
Item in Stock
More Options & Item Details
Add to Cart
ID: 708307
Weight: 6.18ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 10.24
Item in Stock
More Options & Item Details
Add to Cart
ID: 603131
Weight: 2.88ct
Size: 10 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 190.08
Item in Stock
More Options & Item Details
Add to Cart
ID: 726840
Weight: 3.02ct
Size: 11.4 x 6.1 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 181.20
Item in Stock
More Options & Item Details
Add to Cart
ID: 688109
Weight: 11.81ct
Size: 22.8 x 15.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 34.86
Item in Stock
More Options & Item Details
Add to Cart
ID: 476848
Weight: 16.40ct
Size: 14 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 64.94
Item in Stock
More Options & Item Details
Add to Cart
ID: 711844
Weight: 17.16ct
Size: 28.4 x 14.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 34.19
Item in Stock
More Options & Item Details
Add to Cart
ID: 491145
Weight: 8.38ct (total)
Size: 7 mm (calibrated)
Clarity: Opaque
Content: 6 pcs
Price: $ 24.67
Item in Stock
More Options & Item Details
Add to Cart
ID: 708066
Weight: 15.54ct (total)
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 14.92
Item in Stock
More Options & Item Details
Add to Cart
ID: 601130
Weight: 4.37ct (total)
Size: 12.1 x 6 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 28.85
Item in Stock
More Options & Item Details
Add to Cart
ID: 479554
Weight: 2.21ct (total)
Size: 10.1 x 5.1 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 23.34
Item in Stock
More Options & Item Details
Add to Cart
ID: 724868
Weight: 1.12ct
Size: 9.3 x 3.7 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 47.04
Item in Stock
More Options & Item Details
Add to Cart
ID: 410267
Weight: 6.97ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 46.01
Item in Stock
More Options & Item Details
Add to Cart
ID: 476850
Weight: 13.76ct
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 54.49
Item in Stock
More Options & Item Details
Add to Cart
ID: 721485
Weight: 0.72ct
Size: 5.3 mm
Clarity: Transparent
Content: 1 pc
Price: $ 34.56
Item in Stock
More Options & Item Details
Add to Cart
ID: 513225
Weight: 4.89ct
Size: 12 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 19.37
Item in Stock
More Options & Item Details
Add to Cart
1 2 3
...
374
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 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 -> 9 star ratings

Will know more once order received

Posted By Jim in September, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I purchased from you before and I have never been disappointed. I always received what I expected and your products are very nice.

Posted By MVK in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

So far So good

Posted By VH-1 in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I have a beautiful emerald I purchased from a company names gemselect and they are awesome! You should try them out?

Posted By Lynn in September, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

Excellent selection of stones -including ones I had never heard of before -nice site and fairly easy to use

Posted By DrD in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very good Hoping you will increase your inventory especially in the 6mm Thanks

Posted By Ibie in February, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

I think therea's no problem

Posted By Napoleon in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Helpselect accomplished all personal growth goals

Posted By Mike in October, 2024
Source: Bizrate
Enlarged Gemstone Image