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Loose Untreated Gemstones: Certified Natural Gems for Collectors and Jewelry, Wholesale Untreated Stones

Loose Untreated Gemstones: Certified Natural Gems for Collectors and Jewelry, Wholesale Untreated Stones

Discover loose untreated gemstones in our curated selection. Find unheated sapphires, untreated rubies, and virgin untreated stones, our collection highlights the beauty of nature’s finest treasures. Perfect for engagement rings, heirloom pieces, or collectors, our certified untreated gems and GIA-certified natural gems ensure authenticity and quality. Experience the allure of authentic untreated crystals and precious untreated gemstones today.

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ID: 503395
Weight: 10.05ct
Size: 17.2 x 9 mm
Clarity: VVS
Content: 1 pc
Price: $ 2,387.88
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ID: 359622
Weight: 36.79ct
Size: 22 x 16.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 97.13
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ID: 599326
Weight: 13.08ct
Size: 16 x 16 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 43.16
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ID: 407379
Weight: 8.95ct
Size: 14 x 14 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 489.94
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ID: 513383
Weight: 9.78ct
Size: 14 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 38.72
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ID: 492351
Weight: 5.60ct
Size: 20 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 13.49
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ID: 475031
Weight: 1.48ct
Size: 7.7 x 5.3 mm
Clarity: Transparent
Content: 1 pc
Price: $ 5.86
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ID: 685659
Weight: 0.51ct (total)
Size: 3.3 x 2.9 mm
Clarity: VVS
Content: 5 pcs
Price: $ 2,503.44
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ID: 569414
Weight: 2.36ct
Size: 10.9 x 6.7 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 13,413.78
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ID: 472794
Weight: 21.87ct
Size: 28.3 x 15.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 57.73
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ID: 602853
Weight: 2.18ct (total)
Size: 6 mm (calibrated)
Clarity: SI-I1
Content: 2 pcs
Price: $ 71.94
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ID: 559441
Weight: 7.26ct
Size: 11.6 x 7.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 11.03
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ID: 394684
Weight: 9.97ct
Size: 13 x 13 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 65.81
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ID: 690462
Weight: 10.12ct
Size: 20.5 x 16.1 mm
Clarity: Transparent
Content: 1 pc
Price: $ 237.66
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ID: 501430
Weight: 19.78ct
Size: 42.6 x 17.9 mm
Clarity: Translucent
Content: 1 pc
Price: $ 69.19
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ID: 424330
Weight: 5.48ct
Size: 11 x 9 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 171.24
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ID: 564636
Weight: 0.33ct
Size: 4.5 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 549.88
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ID: 471274
Weight: 63.97ct
Size: 39.9 x 25.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 131.72
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ID: 486225
Weight: 6.84ct
Size: 14 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 57.46
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ID: 381726
Weight: 1.93ct
Size: 9.4 x 6.8 mm
Clarity: VS
Content: 1 pc
Price: $ 191.63
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ID: 602199
Weight: 8.58ct
Size: 14 x 14 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 41.68
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ID: 650940
Weight: 3.25ct (total)
Size: 8 x 8 mm (calibrated)
Clarity: VVS
Content: 2 pcs
Price: $ 27.30
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ID: 720241
Weight: 1.69ct
Size: 7.3 x 7.1 mm
Clarity: SI
Content: 1 pc
Price: $ 101.40
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ID: 391410
Weight: 130.91ct
Size: 47 x 43.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 518.40
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ID: 670191
Weight: 9.05ct
Size: 12.6 x 11.9 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 130.23
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ID: 621681
Weight: 0.48ct
Size: 6.2 x 3.3 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 31.68
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ID: 601429
Weight: 11.59ct
Size: 15 x 15 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 56.30
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ID: 619199
Weight: 20.96ct (total)
Size: 19.7 x 12.5 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 105.97
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ID: 456180
Weight: 26.73ct
Size: 27 x 20 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 82.21
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ID: 485154
Weight: 4.07ct
Size: 13 x 13 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 21.49
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ID: 634607
Weight: 12.07ct
Size: 27.4 x 9.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 101.39
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ID: 551261
Weight: 1.07ct
Size: 6.9 x 4.7 mm
Clarity: Transparent
Content: 1 pc
Price: $ 4.03
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ID: 278042
Weight: 0.61ct
Size: 6 x 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 167.75
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ID: 684004
Weight: 0.94ct (total)
Size: 5 x 4 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 39.48
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ID: 472004
Weight: 7.18ct
Size: 14 x 11.4 mm
Clarity: Translucent
Content: 1 pc
Price: $ 1,895.52
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ID: 517254
Weight: 25.48ct
Size: 33.4 x 18.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 26.23
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ID: 546987
Weight: 24.41ct
Size: 18.8 x 12.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 19.34
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ID: 438947
Weight: 4.94ct
Size: 12.5 x 7.4 mm
Clarity: VS
Content: 1 pc
Price: $ 306.48
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ID: 647763
Weight: 14.93ct (total)
Size: 14 x 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 19.70
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ID: 238783
Weight: 2.19ct (total)
Size: 4 mm (calibrated)
Clarity: VS
Content: 9 pcs
Price: $ 144.54
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ID: 524807
Weight: 82.01ct
Size: 34.3 x 27.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 356.15
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ID: 503802
Weight: 17.43ct
Size: 18 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 69.02
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ID: 446520
Weight: 7.85ct
Size: 15 x 10.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 25.90
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ID: 359777
Weight: 28.17ct
Size: 22.2 x 16.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 67.61
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ID: 693872
Weight: 6.92ct
Size: 14 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 20.76
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ID: 474374
Weight: 3.90ct
Size: 20 x 13.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 10.81
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ID: 639188
Weight: 3.20ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: SI
Content: 2 pcs
Price: $ 66.88
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ID: 657907
Weight: 1.58ct
Size: 5.9 x 5.6 mm
Clarity: Transparent
Content: 1 pc
Price: $ 7.58
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ID: 586470
Weight: 92.02ct
Size: 58.6 x 33.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 54.66
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ID: 693425
Weight: 6.30ct
Size: 12 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 174.07
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ID: 407385
Weight: 14.93ct
Size: 16.2 x 13.4 mm
Clarity: VS
Content: 1 pc
Price: $ 742.98
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ID: 484125
Weight: 5.81ct
Size: 11.5 x 9.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 38.35
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ID: 450089
Weight: 28.61ct (total)
Size: 25 x 18 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 75.53
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ID: 616832
Weight: 0.89ct
Size: 6 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 58.74
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ID: 595297
Weight: 19.24ct (total)
Size: 21.2 x 10.2 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 50.80
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ID: 694531
Weight: 18.23ct
Size: 21.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 19.69
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ID: 376575
Weight: 3.64ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent/Translucent
Content: 1 pc
Price: $ 34.28
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ID: 403388
Weight: 10.11ct
Size: 13 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 42.31
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ID: 554175
Weight: 9.24ct
Size: 16 x 12 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 70.01
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ID: 382310
Weight: 3.11ct (total)
Size: 3.3 mm
Clarity: VS
Content: 20 pcs
Price: $ 164.74
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GemSelect Certified Store Reviews

GemSelect: Over 18 Years in the Gemstone Business! Thank you for trusting us with your purchase!

Overall Rating -> 10 star ratings

Appreciated the selection. Jadeite is hard to find under $100. Website has alot of variety.

Posted By Jess in February, 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 -> 10 star ratings

looked at pink stones and at sapphires bought some sapphires. I love looking and collecting gemstones. .

Posted By Steven M. in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

First time so this is an experiment! Shopping is so fun on this site, though!

Posted By Gem Delight in March, 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

This is a wonderful website

Posted By Bryan Diaz in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Easy and convenient

Posted By Butch in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Good shopping experience. Website is relatively easy to use. Prices are good.

Posted By Bleep in August, 2024
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

Why Choose Loose Untreated Gemstones?

Selecting loose untreated gemstones ensures you’re investing in authentic, natural beauty. Gems like unheated sapphires, untreated rubies, and unenhanced diamonds retain their original allure, free from artificial enhancements. These certified untreated gems are ideal for those seeking unique, ethical, and high-quality stones for custom jewelry or collections.

Perfect for Engagement Rings and Collectors

Our untreated gemstones, including GIA-certified natural gems, are highly sought after for engagement rings and collector’s pieces. With options like unheated topaz and virgin untreated stones, you can create a timeless design that reflects your individual style. Each gem is carefully selected for its purity and brilliance.

Rare and Exquisite Natural Gems

From authentic untreated crystals to precious untreated gemstones, our collection offers something for every taste. These rare untreated gems for collectors are perfect for showcasing the natural beauty of stones like unheated and untreated stones that remain untouched by enhancements, preserving their natural value and appeal.

Quality Assurance You Can Trust

Every stone in our selection of loose untreated gemstones is thoroughly inspected to meet the highest standards. Whether you’re looking for untreated gemstones for engagement rings or certified untreated gems for a special project, our collection ensures authenticity and unparalleled quality.

Read All

Over 19 Years in the Gemstone Business!

Thank you for trusting us with your purchase!

Overall Rating -> 10 star ratings

Appreciated the selection. Jadeite is hard to find under $100. Website has alot of variety.

Posted By Jess in February, 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 -> 10 star ratings

looked at pink stones and at sapphires bought some sapphires. I love looking and collecting gemstones. .

Posted By Steven M. in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

First time so this is an experiment! Shopping is so fun on this site, though!

Posted By Gem Delight in March, 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

This is a wonderful website

Posted By Bryan Diaz in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Easy and convenient

Posted By Butch in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Good shopping experience. Website is relatively easy to use. Prices are good.

Posted By Bleep in August, 2024
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

FAQ's

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.

Enlarged Gemstone Image