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Natural Untreated Gemstones

Discover genuine untreated gemstones selected for natural beauty, rarity, and authenticity.

Natural Untreated Gemstones Weight
Natural Untreated Gemstones Size
Natural Untreated Gemstones Clarity
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Natural Untreated Gemstones Treatment

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For Example: 8-9
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Orange Natural Untreated Gemstones
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0.71Ct Light Pink Morganite, Pear Shape, Vs

0.71Ct Light Pink Morganite, Pear Shape, Vs

8.9 x 4.3 mm

$ 74.98

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3.05Ctw White Topaz, Cushion, Vvs-Vs

3.05Ctw White Topaz, Cushion, Vvs-Vs

4.6 x 4.6 mm

$ 20.14

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0.89Ct Light Golden-Yellow Beryl, Oval, Vs

0.89Ct Light Golden-Yellow Beryl, Oval, Vs

7.6 x 5.8 mm

$ 21.36

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0.98Ct Light Neutral Orange Morganite, Pear Shape, Vs

0.98Ct Light Neutral Orange Morganite, Pear Shape, Vs

8 x 6 mm (calibrated)

$ 71.15

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1.51Ct Medium Purple Spinel, Cushion, Vs

1.51Ct Medium Purple Spinel, Cushion, Vs

6.8 x 6 mm

$ 75.78

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1.07Ct Deep Pinkish Purple Sapphire, Cushion, Vs
Sapphire Product Video (447841)

1.07Ct Deep Pinkish Purple Sapphire, Cushion, Vs

5.9 x 5.2 mm

$ 679.84

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2.09Ctw Medium Yellow Golden Beryl, Oval, Vs

2.09Ctw Medium Yellow Golden Beryl, Oval, Vs

8 x 6 mm (calibrated)

$ 68.98

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4.29Ct Coral Pink Morganite, Marquise, Translucent

4.29Ct Coral Pink Morganite, Marquise, Translucent

17.1 x 7.2 mm

$ 56.63

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0.62Ct Salmon Pink Morganite, Pear Shape, Vvs

0.62Ct Salmon Pink Morganite, Pear Shape, Vvs

7.4 x 4.7 mm

$ 33.48

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0.16Ct Black Diamond, Square, Opaque

0.16Ct Black Diamond, Square, Opaque

2.7 x 2.7 mm

$ 96.00

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0.22Ctw J Diamond, Round, Vvs-Vs

0.22Ctw J Diamond, Round, Vvs-Vs

3 mm (calibrated)

$ 437.80

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0.25Ctw Black Diamond, Round, Opaque

0.25Ctw Black Diamond, Round, Opaque

3 mm (calibrated)

$ 143.29

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1.04Ct Warm Yellow Beryl, Oval, Vvs-Vs

1.04Ct Warm Yellow Beryl, Oval, Vvs-Vs

8 x 6 mm (calibrated)

$ 31.20

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1.35Ct Medium Purple Spinel, Cushion, Vs

1.35Ct Medium Purple Spinel, Cushion, Vs

6.5 x 5.6 mm

$ 122.60

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1.53Ct Very Light Dijon Yellow Beryl, Round, Vs

1.53Ct Very Light Dijon Yellow Beryl, Round, Vs

8 mm (calibrated)

$ 36.72

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3.11Ct Salmon Pink Morganite, Round, Translucent

3.11Ct Salmon Pink Morganite, Round, Translucent

9 mm (calibrated)

$ 40.64

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0.89Ct Light Neutral Orange Morganite, Oval, Vvs-Vs

0.89Ct Light Neutral Orange Morganite, Oval, Vvs-Vs

7.7 x 5.7 mm

$ 48.06

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4.93Ct Warm White Topaz, Oval, Vvs

4.93Ct Warm White Topaz, Oval, Vvs

11 x 9 mm (calibrated)

$ 32.54

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2.84Ctw Clear White Topaz, Cushion, Vvs-Vs
Topaz Product Video (387892)

2.84Ctw Clear White Topaz, Cushion, Vvs-Vs

4.6 x 4.5 mm

$ 18.74

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0.65Ct Medium Pink Spinel, Cushion, Vs

0.65Ct Medium Pink Spinel, Cushion, Vs

4.6 x 4.5 mm

$ 54.60

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2.81Ctw Clear White Topaz, Cushion, Vvs-Vs

2.81Ctw Clear White Topaz, Cushion, Vvs-Vs

4.6 x 4.5 mm

$ 18.55

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1.06Ct Light Golden Morganite, Oval, Vvs-Vs

1.06Ct Light Golden Morganite, Oval, Vvs-Vs

8 x 6 mm (calibrated)

$ 50.27

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3.20Ct Golden Beryl, Oval, Vvs-Vs

3.20Ct Golden Beryl, Oval, Vvs-Vs

11 x 9 mm (calibrated)

$ 84.48

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1.09Ct Lemon Yellow Chrysoberyl, Pear Shape, Vvs

1.09Ct Lemon Yellow Chrysoberyl, Pear Shape, Vvs

7 x 5.4 mm

$ 153.04

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Why Buy Natural Untreated Gemstones from GemSelect?

Why Choose Untreated Gemstones?

Untreated gemstones are valued for their natural color and clarity without artificial enhancement. Many buyers prefer these gems for authenticity, rarity, and long-term value.

Natural Loose Untreated Gems Online

Shop loose untreated gemstones online at GemSelect with confidence. Browse sapphires, rubies, spinels, aquamarine, garnet, tourmaline, and more with full disclosure.

Natural Untreated Gemstones for Jewelry and Collecting

Untreated Gemstones for Jewelry

Natural untreated gems are excellent for rings, earrings, pendants, and custom jewelry. Their original beauty makes every piece unique and meaningful.

Popular Untreated Gemstone Types

Popular choices include untreated sapphire, ruby, spinel, garnet, tourmaline, zircon, aquamarine, and many collector stones in a wide range of colors.

Certified Natural Gemstones

Many buyers choose untreated gemstones with gemological reports for added confidence. Certification can confirm identity and indicate whether treatments are present.

Collector Quality Untreated Gems

Collectors appreciate untreated gemstones because naturally fine examples are rarer than treated material. These stones can be especially desirable when color and clarity are strong.

Calibrated Untreated Gemstones

We also offer calibrated untreated gemstones in popular sizes suitable for standard jewelry settings, making custom designs easier and faster.

Worldwide Shipping from GemSelect

GemSelect offers secure online ordering, detailed product images, and worldwide delivery so you can shop untreated gemstones from anywhere.

Learn more about gemstone treatments, identification, and care on our Gemstone Information Pages.

FAQs

What does untreated gemstone mean?

An untreated gemstone has not undergone enhancement processes such as heating, dyeing, filling, coating, or diffusion to improve appearance.

Are untreated gemstones more valuable?

Often yes, especially in sapphire, ruby, and other premium gems where fine untreated stones are rarer than treated examples.

How can I verify a gemstone is untreated?

Independent laboratory certification is the best way to verify whether a gemstone is natural and untreated.

Which gemstones are commonly sold untreated?

Spinel, garnet, zircon, tourmaline, aquamarine, and some sapphires or rubies are often available untreated depending on source and quality.

Are all untreated gemstones natural?

Natural untreated gemstones are mined stones that have not been enhanced after cutting. Always buy from trusted sellers with clear disclosure.

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

Always find more niche sizes/shapes as my unconventional designs require from this website. Recommending to fellow designers in the creative atmosphere on the usual, specially due to the quality and certification of gems.

Posted By Sina in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Navigating the site was very easy and the photos of the exact gem you would be purchasing was well done.

Posted By HVeeder in February, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

I love the gems!

Posted By MM in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

My whole experience is great.

Posted By Ghs in November, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

this site is awesome. I was able to look at the products think about purchasing and come back and find the same products. With the amount of inventory gem select has. Its awesome to be able to filter the way that they allow you too.

Posted By Tommyp in November, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

selection was broad and the check out was quick. Great site

Posted By JC Karl in September, 2025
Source: Bizrate
→ View All GemSelect Reviews on Bizrate
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