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: 431686
Weight: 2.25ct (total)
Size: 4.8 x 4.7 mm
Clarity: VS
Content: 4 pcs
Price: $ 23.74
Item in Stock
More Options & Item Details
Add to Cart
ID: 496785
Weight: 2.52ct
Size: 9.1 x 7.6 mm
Clarity: VS
Content: 1 pc
Price: $ 66.53
Item in Stock
More Options & Item Details
Add to Cart
ID: 563550
Weight: 2.86ct
Size: 10 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 18.88
Item in Stock
More Options & Item Details
Add to Cart
ID: 618941
Weight: 1.15ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 54.53
Item in Stock
More Options & Item Details
Add to Cart
ID: 378271
Weight: 14.22ct (total)
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 56.32
Item in Stock
More Options & Item Details
Add to Cart
ID: 720254
Weight: 1.02ct
Size: 6 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 146.88
Item in Stock
More Options & Item Details
Add to Cart
ID: 553598
Weight: 6.57ct (total)
Size: 9 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 34.69
Item in Stock
More Options & Item Details
Add to Cart
ID: 570377
Weight: 3.04ct
Size: 9 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 22.39
Item in Stock
More Options & Item Details
Add to Cart
ID: 707085
Weight: 2.52ct
Size: 14 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 6.05
Item in Stock
More Options & Item Details
Add to Cart
ID: 376741
Weight: 2.17ct
Size: 7.9 x 7.2 mm
Clarity: Transparent/Translucent
Content: 1 pc
Price: $ 20.05
Item in Stock
More Options & Item Details
Add to Cart
ID: 560576
Weight: 5.25ct
Size: 12 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 48.52
Item in Stock
More Options & Item Details
Add to Cart
ID: 726849
Weight: 1.00ct
Size: 9.4 x 4.1 mm
Clarity: VS
Content: 1 pc
Price: $ 60.00
Item in Stock
More Options & Item Details
Add to Cart
ID: 662102
Weight: 18.95ct
Size: 19 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 45.71
Item in Stock
More Options & Item Details
Add to Cart
ID: 544827
Weight: 0.81ct
Size: 7.7 x 4.1 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 36.25
Item in Stock
More Options & Item Details
Add to Cart
ID: 673485
Weight: 1.52ct
Size: 7.9 x 6.4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 36.48
Item in Stock
More Options & Item Details
Add to Cart
ID: 450924
Weight: 1.39ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 12.84
Item in Stock
More Options & Item Details
Add to Cart
ID: 533015
Weight: 9.88ct
Size: 13 x 13 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 19.56
Item in Stock
More Options & Item Details
Add to Cart
ID: 322582
Weight: 1.64ct
Size: 7.4 x 7 mm
Clarity: Transparent/Translucent
Content: 1 pc
Price: $ 9.84
Item in Stock
More Options & Item Details
Add to Cart
ID: 676197
Weight: 4.86ct
Size: 15 x 10 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 40.82
Item in Stock
More Options & Item Details
Add to Cart
ID: 715751
Weight: 0.74ct
Size: 6.4 x 4.4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 47.06
Item in Stock
More Options & Item Details
Add to Cart
ID: 730865
Weight: 15.60ct (total)
Size: 20 x 12.9 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 10.67
Item in Stock
More Options & Item Details
Add to Cart
ID: 619977
Weight: 7.80ct
Size: 14.8 x 10.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 102.96
Item in Stock
More Options & Item Details
Add to Cart
ID: 715485
Weight: 1.56ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 14.98
Item in Stock
More Options & Item Details
Add to Cart
ID: 533391
Weight: 2.17ct
Size: 9 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 14.15
Item in Stock
More Options & Item Details
Add to Cart
ID: 489706
Weight: 2.42ct (total)
Size: 4.5 mm (calibrated)
Clarity: VVS-VS
Content: 6 pcs
Price: $ 47.92
Item in Stock
More Options & Item Details
Add to Cart
ID: 719828
Weight: 0.82ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 14.76
Item in Stock
More Options & Item Details
Add to Cart
ID: 701104
Weight: 0.71ct
Size: 5.4 x 5.3 mm
Clarity: VS
Content: 1 pc
Price: $ 30.59
Item in Stock
More Options & Item Details
Add to Cart
ID: 706985
Weight: 1.94ct
Size: 8 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 4.66
Item in Stock
More Options & Item Details
Add to Cart
ID: 696154
Weight: 36.09ct
Size: 33.4 x 14.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 24.68
Item in Stock
More Options & Item Details
Add to Cart
ID: 600284
Weight: 61.37ct
Size: 39.7 x 32 mm
Clarity: Opaque
Content: 1 pc
Price: $ 46.18
Item in Stock
More Options & Item Details
Add to Cart
ID: 596684
Weight: 23.95ct
Size: 20 x 15 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 211.19
Item in Stock
More Options & Item Details
Add to Cart
ID: 663999
Weight: 3.71ct
Size: 10 x 7.6 mm
Clarity: Transparent
Content: 1 pc
Price: $ 17.81
Item in Stock
More Options & Item Details
Add to Cart
ID: 455169
Weight: 18.62ct (total)
Size: 15.7 x 9.9 mm
Clarity: Transparent
Content: 4 pcs
Price: $ 31.22
Item in Stock
More Options & Item Details
Add to Cart
ID: 462953
Weight: 4.54ct
Size: 14 x 10 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 35.95
Item in Stock
More Options & Item Details
Add to Cart
ID: 739551
Weight: 1.16ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 10.44
Item in Stock
More Options & Item Details
Add to Cart
ID: 673281
Weight: 1.08ct
Size: 7 x 4.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 3.89
Item in Stock
More Options & Item Details
Add to Cart
ID: 727368
Weight: 0.76ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 13.68
Item in Stock
More Options & Item Details
Add to Cart
ID: 499175
Weight: 2.04ct
Size: 10.4 x 5.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 403.92
Item in Stock
More Options & Item Details
Add to Cart
ID: 720400
Weight: 1.21ct
Size: 7.1 x 5.5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 116.46
Item in Stock
More Options & Item Details
Add to Cart
ID: 459823
Weight: 7.71ct
Size: 17.2 x 12.8 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 71.24
Item in Stock
More Options & Item Details
Add to Cart
ID: 688230
Weight: 0.25ct
Size: 4.5 x 3.4 mm
Clarity: VS
Content: 1 pc
Price: $ 16.50
Item in Stock
More Options & Item Details
Add to Cart
ID: 240214
Weight: 55.41ct
Size: 32.6 x 25.1 mm
Clarity: Transparent
Content: 1 pc
Price: $ 73.14
Item in Stock
More Options & Item Details
Add to Cart
ID: 693500
Weight: 2.19ct
Size: 7 x 6.7 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 72.61
Item in Stock
More Options & Item Details
Add to Cart
ID: 740677
Weight: 0.07ct
Size: 4.1 x 2.1 mm
Clarity: VVS
Content: 1 pc
Price: $ 293.12
Item in Stock
More Options & Item Details
Add to Cart
ID: 461604
Weight: 1.30ct
Size: 10 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 55.16
Item in Stock
More Options & Item Details
Add to Cart
ID: 451178
Weight: 1.66ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 15.34
Item in Stock
More Options & Item Details
Add to Cart
ID: 526773
Weight: 7.38ct
Size: 18.6 x 11.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 13.93
Item in Stock
More Options & Item Details
Add to Cart
ID: 552263
Weight: 3.09ct
Size: 11 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 28.55
Item in Stock
More Options & Item Details
Add to Cart
ID: 407756
Weight: 4.54ct
Size: 12.4 x 8.8 mm
Clarity: VS
Content: 1 pc
Price: $ 176.22
Item in Stock
More Options & Item Details
Add to Cart
ID: 570007
Weight: 2.00ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 14.74
Item in Stock
More Options & Item Details
Add to Cart
ID: 637220
Weight: 0.78ct
Size: 6.1 x 5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 17.16
Item in Stock
More Options & Item Details
Add to Cart
ID: 517488
Weight: 1.49ct
Size: 7.6 x 6.3 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 29.51
Item in Stock
More Options & Item Details
Add to Cart
ID: 435431
Weight: 5.06ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 33.40
Item in Stock
More Options & Item Details
Add to Cart
ID: 691352
Weight: 0.65ct
Size: 4.6 x 4.5 mm
Clarity: VS
Content: 1 pc
Price: $ 54.60
Item in Stock
More Options & Item Details
Add to Cart
ID: 708843
Weight: 1.52ct
Size: 6.5 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 31.39
Item in Stock
More Options & Item Details
Add to Cart
ID: 669020
Weight: 0.78ct
Size: 5.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 748.80
Item in Stock
More Options & Item Details
Add to Cart
ID: 718562
Weight: 7.75ct
Size: 16 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 46.50
Item in Stock
More Options & Item Details
Add to Cart
ID: 510938
Weight: 14.52ct
Size: 23.4 x 12.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 31.25
Item in Stock
More Options & Item Details
Add to Cart
ID: 695117
Weight: 10.49ct
Size: 16.6 x 11 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 314.70
Item in Stock
More Options & Item Details
Add to Cart
ID: 536903
Weight: avg. 0.71 ct / each
Size: 6.5 mm (calibrated)
Clarity: Transparent
Price: $ 17.32
Item in Stock
More Options & Item Details
Select pcs
Add to Cart
1 2 3
...
219
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

Muy serios y muy oportunos para el envo

Posted By Veronica in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

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

Posted By Ibie in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I love the quality, presentation and the price of the stones. I love the identification card - report they send with each stone.

Posted By Dia in March, 2025
Source: Bizrate

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

It's always a pleasure doing business with Gem Select. Outstanding products ant very reasonable prices. Thank You One and All.

Posted By G.W. or Bakyow in July, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Nothing bad to report. Everything is as expected. The gems and the price are all very good.

Posted By Dafanatic 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

Overall Rating -> 10 star ratings

Im not a jeweler, I buy for my personal use. My dad was a jewelry maker and I love gemstones.

Posted By Andie in September, 2024
Source: Bizrate

Overall Rating -> 7 star ratings

Okay thank you.

Posted By Bepc61 in March, 2025
Source: Bizrate
Enlarged Gemstone Image