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: 673073
Weight: 2.70ct (total)
Size: 10.8 x 6.7 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 7.62
Item in Stock
More Options & Item Details
Add to Cart
ID: 694502
Weight: 15.12ct
Size: 16 x 16 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 127.01
Item in Stock
More Options & Item Details
Add to Cart
ID: 694485
Weight: 34.55ct
Size: 37 x 28.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 37.32
Item in Stock
More Options & Item Details
Add to Cart
ID: 515832
Weight: 2.38ct
Size: 8.9 x 7.4 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 52.34
Item in Stock
More Options & Item Details
Add to Cart
ID: 688774
Weight: 0.87ct
Size: 11.9 x 3.9 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 8.35
Item in Stock
More Options & Item Details
Add to Cart
ID: 688213
Weight: 6.02ct (total)
Size: 14 x 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 17.77
Item in Stock
More Options & Item Details
Add to Cart
ID: 648501
Weight: 2.31ct (total)
Size: 7 mm (calibrated)
Clarity: VVS
Content: 2 pcs
Price: $ 18.90
Item in Stock
More Options & Item Details
Add to Cart
ID: 693819
Weight: 2.93ct
Size: 11 x 8.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 10.55
Item in Stock
More Options & Item Details
Add to Cart
ID: 696799
Weight: 0.67ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS
Price: $ 4.02
Item in Stock
More Options & Item Details
Select pcs
Add to Cart
ID: 632006
Weight: 9.13ct
Size: 22.3 x 12.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 41.52
Item in Stock
More Options & Item Details
Add to Cart
ID: 434041
Weight: 30.42ct
Size: 28.2 x 21.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 40.15
Item in Stock
More Options & Item Details
Add to Cart
ID: 526378
Weight: 3.13ct
Size: 11 x 9 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 33.05
Item in Stock
More Options & Item Details
Add to Cart
ID: 737074
Weight: 28.05ct (total)
Size: 20 x 20 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 39.55
Item in Stock
More Options & Item Details
Add to Cart
ID: 497079
Weight: 2.47ct
Size: 8.9 x 7.6 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 44.38
Item in Stock
More Options & Item Details
Add to Cart
ID: 730870
Weight: 18.73ct (total)
Size: 23.1 x 12.8 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 12.82
Item in Stock
More Options & Item Details
Add to Cart
ID: 414898
Weight: 6.06ct
Size: 11 x 11 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 40.00
Item in Stock
More Options & Item Details
Add to Cart
ID: 694689
Weight: 0.42ct
Size: 4.6 x 3.8 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 15.12
Item in Stock
More Options & Item Details
Add to Cart
ID: 642675
Weight: 0.66ct
Size: 7 x 5 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 14.26
Item in Stock
More Options & Item Details
Add to Cart
ID: 489490
Weight: 4.34ct (total)
Size: 5 mm (calibrated)
Clarity: VVS-VS
Content: 8 pcs
Price: $ 85.93
Item in Stock
More Options & Item Details
Add to Cart
ID: 514934
Weight: 11.15ct
Size: 16 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 16.34
Item in Stock
More Options & Item Details
Add to Cart
ID: 557211
Weight: 3.45ct (total)
Size: 7 x 7 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 28.87
Item in Stock
More Options & Item Details
Add to Cart
ID: 437978
Weight: 2.26ct
Size: 8.1 x 7.3 mm
Clarity: VS
Content: 1 pc
Price: $ 104.41
Item in Stock
More Options & Item Details
Add to Cart
ID: 475484
Weight: 9.45ct
Size: 16.2 x 14.4 mm
Clarity: Translucent
Content: 1 pc
Price: $ 99.04
Item in Stock
More Options & Item Details
Add to Cart
ID: 727895
Weight: 0.04ct
Size: 2.1 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 16.50
Item in Stock
More Options & Item Details
Add to Cart
ID: 698776
Weight: 5.23ct (total)
Size: 11 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 43.93
Item in Stock
More Options & Item Details
Add to Cart
ID: 465516
Weight: 4.57ct
Size: 12 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 36.92
Item in Stock
More Options & Item Details
Add to Cart
ID: 386701
Weight: 6.08ct
Size: 19.1 x 9.6 mm
Clarity: Translucent
Content: 1 pc
Price: $ 54.10
Item in Stock
More Options & Item Details
Add to Cart
ID: 479561
Weight: 2.21ct (total)
Size: 9.9 x 5.1 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 23.34
Item in Stock
More Options & Item Details
Add to Cart
ID: 685705
Weight: 1.74ct
Size: 7.9 x 6.5 mm
Clarity: VS
Content: 1 pc
Price: $ 32.03
Item in Stock
More Options & Item Details
Add to Cart
ID: 701607
Weight: 15.23ct
Size: 32.4 x 7.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 91.38
Item in Stock
More Options & Item Details
Add to Cart
ID: 559010
Weight: 2.11ct
Size: 8.7 x 6.6 mm
Clarity: SI
Content: 1 pc
Price: $ 43.31
Item in Stock
More Options & Item Details
Add to Cart
ID: 717121
Weight: 0.81ct
Size: 7 x 5 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 16.52
Item in Stock
More Options & Item Details
Add to Cart
ID: 459884
Weight: 3.20ct
Size: 10.7 x 8.6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 29.57
Item in Stock
More Options & Item Details
Add to Cart
ID: 712579
Weight: 5.41ct
Size: 16 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 14.41
Item in Stock
More Options & Item Details
Add to Cart
ID: 623788
Weight: 0.90ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 65.34
Item in Stock
More Options & Item Details
Add to Cart
ID: 413133
Weight: 3.18ct (total)
Size: 9 x 4.5 mm
Clarity: VVS-VS
Content: 4 pcs
Price: $ 83.95
Item in Stock
More Options & Item Details
Add to Cart
ID: 621775
Weight: 1.77ct
Size: 8.3 x 6.8 mm
Clarity: VS
Content: 1 pc
Price: $ 37.22
Item in Stock
More Options & Item Details
Add to Cart
ID: 712874
Weight: 3.14ct
Size: 14 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 8.36
Item in Stock
More Options & Item Details
Add to Cart
ID: 698756
Weight: 2.08ct
Size: 7.4 x 7.2 mm
Clarity: Transparent
Content: 1 pc
Price: $ 12.48
Item in Stock
More Options & Item Details
Add to Cart
ID: 688695
Weight: 1.30ct
Size: 7 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 7.16
Item in Stock
More Options & Item Details
Add to Cart
ID: 453201
Weight: 1.73ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 15.98
Item in Stock
More Options & Item Details
Add to Cart
ID: 499321
Weight: 1.46ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 13.49
Item in Stock
More Options & Item Details
Add to Cart
ID: 685649
Weight: 10.53ct
Size: 18.8 x 14 mm
Clarity: Transparent
Content: 1 pc
Price: $ 13.52
Item in Stock
More Options & Item Details
Add to Cart
ID: 428675
Weight: 4.08ct
Size: 11 x 11 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 32.32
Item in Stock
More Options & Item Details
Add to Cart
ID: 715533
Weight: 0.51ct
Size: 5.7 x 4.5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 32.44
Item in Stock
More Options & Item Details
Add to Cart
ID: 384796
Weight: 7.95ct
Size: 21.5 x 12.4 mm
Clarity: Translucent
Content: 1 pc
Price: $ 71.68
Item in Stock
More Options & Item Details
Add to Cart
ID: 673093
Weight: 1.63ct
Size: 8 x 6 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 39.12
Item in Stock
More Options & Item Details
Add to Cart
ID: 714840
Weight: 13.14ct
Size: 15 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 34.06
Item in Stock
More Options & Item Details
Add to Cart
ID: 724742
Weight: 0.61ct
Size: 8.4 x 4.4 mm
Clarity: VS
Content: 1 pc
Price: $ 18.30
Item in Stock
More Options & Item Details
Add to Cart
ID: 712868
Weight: 5.38ct
Size: 16 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 14.33
Item in Stock
More Options & Item Details
Add to Cart
ID: 532424
Weight: 5.68ct
Size: 15 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 44.99
Item in Stock
More Options & Item Details
Add to Cart
ID: 567643
Weight: 3.50ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 23.10
Item in Stock
More Options & Item Details
Add to Cart
ID: 724883
Weight: 0.83ct
Size: 15 x 2.6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 34.86
Item in Stock
More Options & Item Details
Add to Cart
ID: 721309
Weight: 1.22ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 10.25
Item in Stock
More Options & Item Details
Add to Cart
ID: 725285
Weight: 7.36ct
Size: 12.3 x 11.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 8.39
Item in Stock
More Options & Item Details
Add to Cart
ID: 699084
Weight: 0.96ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 8.06
Item in Stock
More Options & Item Details
Add to Cart
ID: 384163
Weight: 1.15ct
Size: 15 x 3.9 mm
Clarity: VS
Content: 1 pc
Price: $ 24.42
Item in Stock
More Options & Item Details
Add to Cart
ID: 718272
Weight: 0.67ct
Size: 5 x 4 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 20.10
Item in Stock
More Options & Item Details
Add to Cart
ID: 567405
Weight: 0.14ct (total)
Size: 2.7 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 301.54
Item in Stock
More Options & Item Details
Add to Cart
ID: 407848
Weight: 3.02ct
Size: 11.5 x 7 mm
Clarity: VS
Content: 1 pc
Price: $ 165.64
Item in Stock
More Options & Item Details
Add to Cart
1 2 3
...
50
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

Very food

Posted By Keeto in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Helpselect accomplished all personal growth goals

Posted By Mike in October, 2024
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

nothing but good. always have a great selection. I am a hobbyist and only collect. Great prices. I could take all day looking at a small percent of all the gemstone, fantastic

Posted By Steve m. in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

So far, my experience was great...Thanks

Posted By Kaydi in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I am never let down by GemSelect. I love that you get the exact stone you want. Shipping is always in a few days. I have spread the word about GemSelect on social media jewelry creating groups that I attend. This sapphire is going to make one gorgeous ring

Posted By Desertchick in April, 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

I can pick and choose from large selection and find just what I need for .y projects, currently my cane.

Posted By Darkstar731 in July, 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
Enlarged Gemstone Image