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

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ID: 459547
Weight: 5.18ct
Size: 12 mm (calibrated)
Clarity: VVS-VS
Price: $ 10.26
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ID: 365615
Weight: 15.55ct
Size: 20 x 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 30.79
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ID: 664115
Weight: 1.24ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 10.42
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ID: 568501
Weight: 2.90ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 27.83
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ID: 662829
Weight: 0.89ct
Size: 6.1 x 5.2 mm
Clarity: Transparent
Content: 1 pc
Price: $ 5.34
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ID: 673984
Weight: 10.72ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 167.08
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ID: 518706
Weight: 3.89ct
Size: 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 25.68
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ID: 682007
Weight: 8.01ct
Size: 14 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 9.61
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ID: 408741
Weight: 7.05ct
Size: 13 mm (calibrated)
Clarity: VVS
Price: $ 14.42
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ID: 456185
Weight: 1.70ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 15.71
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ID: 691362
Weight: 0.91ct
Size: 5.7 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 54.60
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ID: 705839
Weight: 1.42ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 11.93
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ID: 696783
Weight: 0.36ct
Size: 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 7.78
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ID: 694817
Weight: 2.62ct
Size: 9.6 x 5.1 mm
Clarity: VS
Content: 1 pc
Price: $ 78.60
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ID: 724968
Weight: 3.77ct
Size: 8.5 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 4.30
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ID: 619180
Weight: 11.04ct (total)
Size: 16 x 12 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 29.15
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ID: 545732
Weight: 1.09ct
Size: 10 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 43.16
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ID: 696837
Weight: 20.89ct
Size: 26.5 x 19.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 14.29
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ID: 735044
Weight: 0.19ct
Size: 3 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 159.60
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ID: 471864
Weight: 5.05ct
Size: 13 x 9 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 424.20
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ID: 728007
Weight: 0.02ct
Size: 1.9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 6.87
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ID: 551192
Weight: 1.13ct
Size: 7 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 8.50
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ID: 603052
Weight: 3.09ct
Size: 10 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 40.79
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ID: 454315
Weight: 0.68ct
Size: 10.1 x 3.6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 28.73
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ID: 506064
Weight: 53.48ct
Size: 27 x 20 mm (calibrated)
Clarity: IF
Content: 1 pc
Price: $ 423.56
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ID: 679958
Weight: 36.31ct
Size: 24.5 x 16.9 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 348.58
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ID: 422072
Weight: 1.36ct
Size: 10.1 x 5 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 78.44
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ID: 474916
Weight: 3.55ct
Size: 11 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 32.81
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ID: 485307
Weight: 10.91ct
Size: 17.9 x 17.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 28.80
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ID: 551311
Weight: 2.41ct
Size: 10 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 21.76
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ID: 454806
Weight: 29.73ct (total)
Size: 22 x 14.2 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 39.24
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ID: 533964
Weight: 1.97ct
Size: 9 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 15.60
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ID: 376269
Weight: 3.19ct
Size: 9.4 x 8.3 mm
Clarity: Transparent
Content: 1 pc
Price: $ 24.72
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ID: 663353
Weight: 2.67ct
Size: 9.1 x 7.6 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 64.08
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ID: 400164
Weight: 6.26ct (total)
Size: 9 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 20.66
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ID: 370700
Weight: 13.33ct
Size: 12.5 x 10.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 19.18
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ID: 729983
Weight: 2.53ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 22.64
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ID: 321232
Weight: 1.30ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 68.64
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ID: 713890
Weight: 2.09ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 17.56
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ID: 713704
Weight: 13.48ct
Size: 18 x 13 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 113.23
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ID: 269637
Weight: 2.85ct (total)
Size: 6.2 x 4.2 mm
Clarity: VVS
Content: 3 pcs
Price: $ 186.23
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ID: 382695
Weight: 10.83ct
Size: 18 x 13 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 35.74
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ID: 714156
Weight: 0.90ct (total)
Size: 4.3 mm
Clarity: VS-SI
Content: 2 pcs
Price: $ 27.00
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ID: 677853
Weight: 0.29ct
Size: 3.2 x 3.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 174.00
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ID: 638579
Weight: 2.08ct
Size: 7.9 x 6.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 12.48
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ID: 462635
Weight: 1.66ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: Transparent
Content: 4 pcs
Price: $ 87.65
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ID: 606459
Weight: 1.79ct
Size: 7.9 x 5.7 mm
Clarity: Translucent
Content: 1 pc
Price: $ 4.73
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ID: 392668
Weight: 13.47ct (total)
Size: 14 x 10 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 88.91
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ID: 424843
Weight: 0.78ct
Size: 6.6 x 4.8 mm
Clarity: VS
Content: 1 pc
Price: $ 30.89
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ID: 484396
Weight: 5.50ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 4 pcs
Price: $ 72.60
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ID: 696443
Weight: 10.37ct
Size: 18.8 x 12.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 18.67
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ID: 556627
Weight: 1.87ct
Size: 7 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 15.66
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ID: 650099
Weight: 28.85ct
Size: 29 x 20.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 20.42
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ID: 428330
Weight: 3.81ct (total)
Size: 8 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 10.06
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ID: 605438
Weight: 1.90ct
Size: 8 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 12.54
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ID: 659239
Weight: 1.10ct
Size: 9 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 2.64
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ID: 511988
Weight: 11.19ct
Size: 15 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 16.10
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ID: 708760
Weight: 1.36ct
Size: 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 28.09
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ID: 665096
Weight: 2.24ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 48.38
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ID: 392399
Weight: 7.15ct (total)
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 47.20
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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

Great site always looking for great deals and find them on this site

Posted By IRO5812 in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Had no difficulty with the website. The only difficulty I had today was making the choice of what I wanted to purchase. There are just so many delicious stones to choose from!!

Posted By Desertchick in July, 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

Good. I ts very user friendly.

Posted By Shalini in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Excellent selection and easy to use, well done site

Posted By Steph in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

It was very good and concise.

Posted By Whydothey in August, 2024
Source: Bizrate

Overall Rating -> 7 star ratings

Excited to see

Posted By Ss in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Love beauty, color, quality, and price of these gems. Personal projects and will come here soon and everytime.

Posted By Darkstar in June, 2025
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

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

Great site always looking for great deals and find them on this site

Posted By IRO5812 in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Had no difficulty with the website. The only difficulty I had today was making the choice of what I wanted to purchase. There are just so many delicious stones to choose from!!

Posted By Desertchick in July, 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

Good. I ts very user friendly.

Posted By Shalini in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Excellent selection and easy to use, well done site

Posted By Steph in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

It was very good and concise.

Posted By Whydothey in August, 2024
Source: Bizrate

Overall Rating -> 7 star ratings

Excited to see

Posted By Ss in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Love beauty, color, quality, and price of these gems. Personal projects and will come here soon and everytime.

Posted By Darkstar in June, 2025
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

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