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: 586702
Weight: 30.25ct
Size: 30.1 x 17.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 199.66
Item in Stock
More Options & Item Details
Add to Cart
ID: 601423
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: 486353
Weight: 64.31ct
Size: 30.6 x 32.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 65.36
Item in Stock
More Options & Item Details
Add to Cart
ID: 408327
Weight: 2.89ct
Size: 9.6 x 8.3 mm
Clarity: VS
Content: 1 pc
Price: $ 95.38
Item in Stock
More Options & Item Details
Add to Cart
ID: 586700
Weight: 33.96ct
Size: 28.5 x 17.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 224.14
Item in Stock
More Options & Item Details
Add to Cart
ID: 586699
Weight: 44.10ct
Size: 35.1 x 23.7 mm
Clarity: Transparent
Content: 1 pc
Price: $ 291.06
Item in Stock
More Options & Item Details
Add to Cart
ID: 389877
Weight: 20.41ct
Size: 24.7 x 16.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 53.88
Item in Stock
More Options & Item Details
Add to Cart
ID: 481303
Weight: 48.61ct
Size: 40 x 22.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 69.30
Item in Stock
More Options & Item Details
Add to Cart
ID: 484127
Weight: 4.97ct
Size: 11.1 x 8.5 mm
Clarity: Translucent
Content: 1 pc
Price: $ 27.34
Item in Stock
More Options & Item Details
Add to Cart
ID: 546440
Weight: avg. 1.11 ct / each
Size: 6 mm (calibrated)
Clarity: SI-I1
Price: $ 18.77
Item in Stock
More Options & Item Details
Select pcs
Add to Cart
ID: 264265
Weight: 40.56ct
Size: 22 x 17.5 mm
Clarity: VVS
Content: 1 pc
Price: $ 12,995.00
Item in Stock
More Options & Item Details
Add to Cart
ID: 521004
Weight: 83.06ct
Size: 32.6 x 24.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 219.28
Item in Stock
More Options & Item Details
Add to Cart
ID: 634610
Weight: 22.12ct
Size: 27.5 x 12.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 185.81
Item in Stock
More Options & Item Details
Add to Cart
ID: 461509
Weight: 2.03ct (total)
Size: 4.8 x 4.1 mm
Clarity: VS
Content: 4 pcs
Price: $ 223.30
Item in Stock
More Options & Item Details
Add to Cart
ID: 670191
Weight: 9.05ct
Size: 12.6 x 11.9 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 130.23
Item in Stock
More Options & Item Details
Add to Cart
ID: 669074
Weight: 68.84ct
Size: 25 x 24.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 82.61
Item in Stock
More Options & Item Details
Add to Cart
ID: 438948
Weight: 15.89ct
Size: 15 x 15 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 734.12
Item in Stock
More Options & Item Details
Add to Cart
ID: 411372
Weight: 3.94ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 117.38
Item in Stock
More Options & Item Details
Add to Cart
ID: 654814
Weight: 9.21ct
Size: 18.2 x 17.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 28.62
Item in Stock
More Options & Item Details
Add to Cart
ID: 521204
Weight: 45.06ct
Size: 30 x 19.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 227.21
Item in Stock
More Options & Item Details
Add to Cart
ID: 276515
Weight: 0.61ct
Size: 6 x 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 167.75
Item in Stock
More Options & Item Details
Add to Cart
ID: 487522
Weight: 23.80ct
Size: 10 x 13.7 mm
Clarity: SI
Content: 1 pc
Price: $ 1,256.64
Item in Stock
More Options & Item Details
Add to Cart
ID: 410063
Weight: 2.57ct (total)
Size: 7.9 x 5.6 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 12.28
Item in Stock
More Options & Item Details
Add to Cart
ID: 485314
Weight: 6.68ct
Size: 14 x 14 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 35.27
Item in Stock
More Options & Item Details
Add to Cart
ID: 619118
Weight: 2.51ct
Size: 10 x 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 82.84
Item in Stock
More Options & Item Details
Add to Cart
ID: 638176
Weight: 0.36ct
Size: 5.2 x 3.3 mm
Clarity: VS
Content: 1 pc
Price: $ 37.15
Item in Stock
More Options & Item Details
Add to Cart
ID: 692428
Weight: 23.05ct
Size: 16 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 18.44
Item in Stock
More Options & Item Details
Add to Cart
ID: 412445
Weight: 6.01ct
Size: 12.6 x 8.2 mm
Clarity: VS
Content: 1 pc
Price: $ 1,150.31
Item in Stock
More Options & Item Details
Add to Cart
ID: 495848
Weight: 2.56ct
Size: 8 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 119.68
Item in Stock
More Options & Item Details
Add to Cart
ID: 447532
Weight: 2.36ct
Size: 9.1 x 6.4 mm
Clarity: VS
Content: 1 pc
Price: $ 101.78
Item in Stock
More Options & Item Details
Add to Cart
ID: 696780
Weight: 5.84ct
Size: 17 x 17 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 560.64
Item in Stock
More Options & Item Details
Add to Cart
ID: 647763
Weight: 14.93ct (total)
Size: 14 x 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 19.70
Item in Stock
More Options & Item Details
Add to Cart
ID: 691704
Weight: 1.04ct
Size: 7 x 5 mm (calibrated)
Clarity: SI-I1
Content: 1 pc
Price: $ 62.40
Item in Stock
More Options & Item Details
Add to Cart
ID: 482245
Weight: 2.10ct
Size: 8.5 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 15.14
Item in Stock
More Options & Item Details
Add to Cart
ID: 596896
Weight: 6.59ct (total)
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 78.31
Item in Stock
More Options & Item Details
Add to Cart
ID: 651036
Weight: 7.04ct
Size: 19.9 x 10 mm
Clarity: Opaque
Content: 1 pc
Price: $ 29.82
Item in Stock
More Options & Item Details
Add to Cart
ID: 403388
Weight: 10.11ct
Size: 13 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 42.31
Item in Stock
More Options & Item Details
Add to Cart
ID: 619174
Weight: 32.94ct (total)
Size: 25 x 18 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 79.06
Item in Stock
More Options & Item Details
Add to Cart
ID: 650671
Weight: 20.48ct
Size: 28.2 x 19.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 48.13
Item in Stock
More Options & Item Details
Add to Cart
ID: 691651
Weight: 83.34ct
Size: 54.9 x 31 mm
Clarity: Opaque
Content: 1 pc
Price: $ 60.00
Item in Stock
More Options & Item Details
Add to Cart
ID: 659440
Weight: 12.30ct
Size: 21.2 x 13.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 29.52
Item in Stock
More Options & Item Details
Add to Cart
ID: 522213
Weight: 70.42ct
Size: 46.6 x 31.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 71.57
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: 522212
Weight: 57.58ct
Size: 44.5 x 28.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 58.52
Item in Stock
More Options & Item Details
Add to Cart
ID: 384216
Weight: 6.69ct
Size: 13 x 9 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 946.74
Item in Stock
More Options & Item Details
Add to Cart
ID: 503725
Weight: avg. 0.68 ct / each
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Price: $ 5.27
Item in Stock
More Options & Item Details
Select pcs
Add to Cart
ID: 256344
Weight: 31.12ct
Size: 21.4 x 20.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 653.40
Item in Stock
More Options & Item Details
Add to Cart
ID: 338322
Weight: 3000.00ct
Size: 71 mm
Clarity: Opaque
Content: 1 pc
Price: $ 2,138.40
Item in Stock
More Options & Item Details
Add to Cart
ID: 524011
Weight: 28.55ct
Size: 21.2 x 18.2 mm
Clarity: Transparent
Content: 1 pc
Price: $ 226.12
Item in Stock
More Options & Item Details
Add to Cart
ID: 650614
Weight: 5.59ct
Size: 16 x 8 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 23.68
Item in Stock
More Options & Item Details
Add to Cart
ID: 692370
Weight: 44.58ct
Size: 30.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 24.61
Item in Stock
More Options & Item Details
Add to Cart
ID: 392984
Weight: 3.50ct (total)
Size: 6.7 x 6.6 mm
Clarity: VS
Content: 2 pcs
Price: $ 92.40
Item in Stock
More Options & Item Details
Add to Cart
ID: 564607
Weight: 0.17ct
Size: 3.5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 339.92
Item in Stock
More Options & Item Details
Add to Cart
ID: 433014
Weight: 52.11ct
Size: 37.9 x 28.4 mm
Clarity: Translucent
Content: 1 pc
Price: $ 62.53
Item in Stock
More Options & Item Details
Add to Cart
ID: 686072
Weight: 0.23ct (total)
Size: 2.6 x 2.6 mm
Clarity: VS
Content: 2 pcs
Price: $ 11.04
Item in Stock
More Options & Item Details
Add to Cart
ID: 691589
Weight: 114.72ct
Size: 57.9 x 34.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 111.50
Item in Stock
More Options & Item Details
Add to Cart
ID: 690246
Weight: 110.64ct
Size: 39.1 x 31.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 65.00
Item in Stock
More Options & Item Details
Add to Cart
ID: 694114
Weight: 23.85ct
Size: 24.4 x 18.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 71.56
Item in Stock
More Options & Item Details
Add to Cart
ID: 658616
Weight: 121.07ct
Size: 45.1 x 40.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 248.44
Item in Stock
More Options & Item Details
Add to Cart
ID: 392229
Weight: 8.26ct (total)
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 45.43
Item in Stock
More Options & Item Details
Add to Cart
1 2 3
...
18
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

Good selection, trusted quality. What I have purchased has always been as discribed.

Posted By Sterling in November, 2024
Source: Bizrate

Overall Rating -> 9 star ratings

The checkout said the my ccv was invalid. i had to use another card.

Posted By Ron in April, 2025
Source: Bizrate

Overall Rating -> 7 star ratings

Excited to see

Posted By Ss in December, 2024
Source: Bizrate

Overall Rating -> 9 star ratings

Been using them for years! Very satisfied with the products.

Posted By PI SC in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I love the product and the details about each of them.

Posted By Love It! in July, 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

love these guys been ordering since 2000 maybe

Posted By JHT in April, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

Love the ease of access. Easy to find what you are looking for, and fair pricing.

Posted By NickBehnke in October, 2024
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
Enlarged Gemstone Image