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: 606004
Weight: 9.32ct
Size: 20.6 x 11 mm
Clarity: Transparent
Content: 1 pc
Price: $ 123.02
Item in Stock
More Options & Item Details
Add to Cart
ID: 670197
Weight: 9.15ct
Size: 13.4 x 11.7 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 158.17
Item in Stock
More Options & Item Details
Add to Cart
ID: 348297
Weight: 2.53ct
Size: 25.5 x 3.4 mm
Clarity: VS
Content: 1 pc
Price: $ 104.37
Item in Stock
More Options & Item Details
Add to Cart
ID: 484125
Weight: 5.81ct
Size: 11.5 x 9.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 38.35
Item in Stock
More Options & Item Details
Add to Cart
ID: 567270
Weight: 55.11ct
Size: 34.5 x 31 mm
Clarity: Opaque
Content: 1 pc
Price: $ 124.39
Item in Stock
More Options & Item Details
Add to Cart
ID: 674295
Weight: 9.45ct
Size: 16 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 124.62
Item in Stock
More Options & Item Details
Add to Cart
ID: 715772
Weight: 0.86ct
Size: 6.3 x 4.4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 54.70
Item in Stock
More Options & Item Details
Add to Cart
ID: 553504
Weight: 2.13ct
Size: 8 x 6 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 48.14
Item in Stock
More Options & Item Details
Add to Cart
ID: 342504
Weight: 46.56ct (total)
Size: 20.3 x 19.1 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 93.12
Item in Stock
More Options & Item Details
Add to Cart
ID: 499380
Weight: 1.99ct (total)
Size: 7.5 x 5.6 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 7.88
Item in Stock
More Options & Item Details
Add to Cart
ID: 631718
Weight: 7.19ct
Size: 14.9 x 11 mm
Clarity: Transparent
Content: 1 pc
Price: $ 86.28
Item in Stock
More Options & Item Details
Add to Cart
ID: 636150
Weight: 14.98ct
Size: 20.2 x 13.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 104.86
Item in Stock
More Options & Item Details
Add to Cart
ID: 234805
Weight: 0.49ct
Size: 5.1 x 4.1 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 161.70
Item in Stock
More Options & Item Details
Add to Cart
ID: 693820
Weight: 6.20ct
Size: 14.8 x 11.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 18.60
Item in Stock
More Options & Item Details
Add to Cart
ID: 476877
Weight: 20.93ct
Size: 16 x 16 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 82.88
Item in Stock
More Options & Item Details
Add to Cart
ID: 693346
Weight: 4.96ct
Size: 10.7 x 6.7 mm
Clarity: VS
Content: 1 pc
Price: $ 137.04
Item in Stock
More Options & Item Details
Add to Cart
ID: 574760
Weight: 3.29ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 86.86
Item in Stock
More Options & Item Details
Add to Cart
ID: 422944
Weight: 39.63ct (total)
Size: 14 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 75.85
Item in Stock
More Options & Item Details
Add to Cart
ID: 422984
Weight: 69.17ct (total)
Size: 14 mm (calibrated)
Clarity: Opaque
Content: 3 pcs
Price: $ 73.04
Item in Stock
More Options & Item Details
Add to Cart
ID: 645799
Weight: 19.31ct
Size: 17.9 x 13.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 60.25
Item in Stock
More Options & Item Details
Add to Cart
ID: 377422
Weight: 3000.00ct
Size: 139.4 x 82.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 1,470.00
Item in Stock
More Options & Item Details
Add to Cart
ID: 568861
Weight: 6.31ct
Size: 13 x 11 mm (calibrated)
Clarity: SI-I1
Content: 1 pc
Price: $ 341.50
Item in Stock
More Options & Item Details
Add to Cart
ID: 623567
Weight: 6.58ct
Size: 14 x 12 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 32.48
Item in Stock
More Options & Item Details
Add to Cart
ID: 685660
Weight: 0.30ct (total)
Size: 3.2 x 1.8 mm
Clarity: VVS
Content: 10 pcs
Price: $ 1,227.17
Item in Stock
More Options & Item Details
Add to Cart
ID: 601420
Weight: 7.22ct
Size: 17.1 x 12 mm
Clarity: VS
Content: 1 pc
Price: $ 35.08
Item in Stock
More Options & Item Details
Add to Cart
ID: 351445
Weight: 10.14ct
Size: 13 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 53.54
Item in Stock
More Options & Item Details
Add to Cart
ID: 524594
Weight: 1.46ct
Size: 6.3 x 6 mm
Clarity: VS
Content: 1 pc
Price: $ 134.90
Item in Stock
More Options & Item Details
Add to Cart
ID: 602199
Weight: 8.58ct
Size: 14 x 14 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 41.68
Item in Stock
More Options & Item Details
Add to Cart
ID: 447912
Weight: 46.91ct
Size: 35.1 x 19.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 135.66
Item in Stock
More Options & Item Details
Add to Cart
ID: 564615
Weight: 0.23ct
Size: 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 505.90
Item in Stock
More Options & Item Details
Add to Cart
ID: 674270
Weight: 26.34ct
Size: 25.9 x 17 mm
Clarity: Transparent
Content: 1 pc
Price: $ 474.12
Item in Stock
More Options & Item Details
Add to Cart
ID: 539689
Weight: 1.68ct
Size: 6.7 x 6.7 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 32.81
Item in Stock
More Options & Item Details
Add to Cart
ID: 589834
Weight: 2.65ct
Size: 10 x 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 79.90
Item in Stock
More Options & Item Details
Add to Cart
ID: 276496
Weight: 0.47ct
Size: 5.7 x 3.8 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 155.10
Item in Stock
More Options & Item Details
Add to Cart
ID: 605451
Weight: 29.82ct (total)
Size: 20.3 x 13 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 46.45
Item in Stock
More Options & Item Details
Add to Cart
ID: 329378
Weight: 0.97ct
Size: 6.8 x 4.2 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 103.72
Item in Stock
More Options & Item Details
Add to Cart
ID: 484660
Weight: 49.26ct
Size: 38.9 x 22.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 47.29
Item in Stock
More Options & Item Details
Add to Cart
ID: 690459
Weight: 8.97ct
Size: 20.7 x 15.7 mm
Clarity: Transparent
Content: 1 pc
Price: $ 294.36
Item in Stock
More Options & Item Details
Add to Cart
ID: 691406
Weight: 45.90ct
Size: 26.1 x 18.6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 1,521.86
Item in Stock
More Options & Item Details
Add to Cart
ID: 390671
Weight: 2.19ct
Size: 9 x 7 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 78.31
Item in Stock
More Options & Item Details
Add to Cart
ID: 690772
Weight: 3.36ct
Size: 9.3 x 6.5 mm
Clarity: SI
Content: 1 pc
Price: $ 201.60
Item in Stock
More Options & Item Details
Add to Cart
ID: 522378
Weight: 24.38ct (total)
Size: 19.2 x 17.3 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 439.01
Item in Stock
More Options & Item Details
Add to Cart
ID: 390885
Weight: 4.42ct
Size: 10.4 x 9.3 mm
Clarity: VS
Content: 1 pc
Price: $ 237.94
Item in Stock
More Options & Item Details
Add to Cart
ID: 298860
Weight: 9.30ct
Size: 16 x 12 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 57.70
Item in Stock
More Options & Item Details
Add to Cart
ID: 393647
Weight: 12.82ct
Size: 14 x 14 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 84.61
Item in Stock
More Options & Item Details
Add to Cart
ID: 619172
Weight: 32.34ct (total)
Size: 25 x 18 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 85.38
Item in Stock
More Options & Item Details
Add to Cart
ID: 415934
Weight: 2.06ct
Size: 8.4 x 6.2 mm
Clarity: VS
Content: 1 pc
Price: $ 88.37
Item in Stock
More Options & Item Details
Add to Cart
ID: 667936
Weight: 48.08ct
Size: 40.1 x 27.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 173.09
Item in Stock
More Options & Item Details
Add to Cart
ID: 691365
Weight: 1.63ct
Size: 7.3 x 5.3 mm
Clarity: SI-I1
Content: 1 pc
Price: $ 97.80
Item in Stock
More Options & Item Details
Add to Cart
ID: 380599
Weight: 4.97ct
Size: 11.3 x 9.7 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 644.29
Item in Stock
More Options & Item Details
Add to Cart
ID: 410159
Weight: 11.15ct
Size: 16.8 x 11 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 345.88
Item in Stock
More Options & Item Details
Add to Cart
ID: 510935
Weight: 31.95ct (total)
Size: 22.3 x 11.5 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 68.75
Item in Stock
More Options & Item Details
Add to Cart
ID: 431529
Weight: 2.44ct
Size: 7.7 x 7.3 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 48.31
Item in Stock
More Options & Item Details
Add to Cart
ID: 565101
Weight: 0.16ct (total)
Size: 2.8 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 291.86
Item in Stock
More Options & Item Details
Add to Cart
ID: 521446
Weight: 42.66ct
Size: 25.1 mm
Clarity: Transparent
Content: 1 pc
Price: $ 337.87
Item in Stock
More Options & Item Details
Add to Cart
ID: 360548
Weight: 7.56ct
Size: 12 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 39.91
Item in Stock
More Options & Item Details
Add to Cart
ID: 470307
Weight: 5.85ct
Size: 11.8 x 9 mm
Clarity: Translucent
Content: 1 pc
Price: $ 35.10
Item in Stock
More Options & Item Details
Add to Cart
ID: 391975
Weight: 47.80ct
Size: 27 x 20 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 126.19
Item in Stock
More Options & Item Details
Add to Cart
ID: 334362
Weight: 2.84ct
Size: 9.8 x 7.6 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 102.24
Item in Stock
More Options & Item Details
Add to Cart
ID: 491639
Weight: 11.45ct (total)
Size: 10 x 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 27.96
Item in Stock
More Options & Item Details
Add to Cart
1 2 3
...
15
Choose Page
1 - 773

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

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

All good

Posted By DouscheGift in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

So far So good

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

Overall Rating -> 9 star ratings

I love wide range of stones. Always have my preference.

Posted By Ray in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

All items were delivered on time with all items meeting or exceeding my expectations. Cut, clarity and color were very close to the photos and description.

Posted By Bob D in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very fast navigation and purchase, which is good. I need to strike while the iron is hot.

Posted By Tim G. in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

The site provided lots of detail, factual data, and good photos. I also like the availability of searching by price range as well as by the type of stone.

Posted By SLIntuitive Donna in July, 2025
Source: Bizrate

Overall Rating -> 7 star ratings

Okay thank you.

Posted By Bepc61 in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

love these guys been ordering since 2000 maybe

Posted By JHT in April, 2025
Source: Bizrate
Enlarged Gemstone Image