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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
Natural Untreated Gemstones Price
Natural Untreated Gemstones Treatment

Size Explained

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For Example: 6-7
For Example: 8-9
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Multicolor Natural Untreated Gemstones
Orange Natural Untreated Gemstones
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Yellow Natural Untreated Gemstones
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1.23Ct Medium Pink Morganite, Oval, Vs

1.23Ct Medium Pink Morganite, Oval, Vs

8 x 6 mm (calibrated)

$ 88.56

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1.34Ct Medium Purple Sapphire, Pear Shape, Vs
Sapphire Product Video (448585)

1.34Ct Medium Purple Sapphire, Pear Shape, Vs

7.3 x 5.7 mm

$ 852.56

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0.88Ct Pale Yellow Beryl, Oval, Vvs

0.88Ct Pale Yellow Beryl, Oval, Vvs

8 x 6 mm (calibrated)

$ 21.12

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0.51Ct Medium Pink Spinel, Cushion, Vvs-Vs

0.51Ct Medium Pink Spinel, Cushion, Vvs-Vs

5 x 4.7 mm

$ 42.84

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1.68Ctw Light Golden Morganite, Pear Shape, Vs

1.68Ctw Light Golden Morganite, Pear Shape, Vs

8 x 6 mm (calibrated)

$ 120.96

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0.99Ct Reddish Purple Spinel, Cushion, Vs

0.99Ct Reddish Purple Spinel, Cushion, Vs

6.7 x 5.5 mm

$ 118.80

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1.53Ct Honey Yellow Beryl, Oval, Vvs

1.53Ct Honey Yellow Beryl, Oval, Vvs

9 x 7 mm (calibrated)

$ 45.90

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3.02Ctw White Topaz, Cushion, Vvs-Vs

3.02Ctw White Topaz, Cushion, Vvs-Vs

4.6 x 4.5 mm

$ 19.93

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4.36Ctw Clear White Topaz, Cushion, Vvs-Vs

4.36Ctw Clear White Topaz, Cushion, Vvs-Vs

4.6 x 4.6 mm

$ 28.78

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0.44Ct Light Pink Morganite, Pear Shape, Vvs-Vs

0.44Ct Light Pink Morganite, Pear Shape, Vvs-Vs

8.6 x 3.8 mm

$ 26.62

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4.09Ct Light Coral Pink Morganite, Oval, Transparent

4.09Ct Light Coral Pink Morganite, Oval, Transparent

13 x 9.6 mm

$ 56.63

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1.74Ct Light Golden-Yellow Beryl, Oval, Vvs-Vs

1.74Ct Light Golden-Yellow Beryl, Oval, Vvs-Vs

9 x 7 mm (calibrated)

$ 41.76

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0.18Ctw J Diamond, Round, Vvs-Vs

0.18Ctw J Diamond, Round, Vvs-Vs

2.9 mm (calibrated)

$ 394.02

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1.60Ct Light Earthy Yellow Beryl, Round, Vvs-Vs

1.60Ct Light Earthy Yellow Beryl, Round, Vvs-Vs

8 mm (calibrated)

$ 38.40

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2.14Ctw Multicolor Andalusite, Oval, Vs

2.14Ctw Multicolor Andalusite, Oval, Vs

5 x 3 mm (calibrated)

$ 137.75

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3.11Ct Warm Yellow Golden Beryl, Oval, Vvs

3.11Ct Warm Yellow Golden Beryl, Oval, Vvs

11 x 9 mm (calibrated)

$ 90.31

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1.66Ct Light Pink Morganite, Oval, Vvs-Vs

1.66Ct Light Pink Morganite, Oval, Vvs-Vs

9.4 x 7.2 mm

$ 87.65

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1.70Ct Flamingo Pink Morganite, Trillion, Transparent

1.70Ct Flamingo Pink Morganite, Trillion, Transparent

8 x 8 mm (calibrated)

$ 22.44

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0.66Ct Coral Pink Tone Morganite, Pear Shape, Vs

0.66Ct Coral Pink Tone Morganite, Pear Shape, Vs

8 x 5 mm (calibrated)

$ 69.70

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1.71Ct Medium Dark-Purple Spinel, Cushion, Vs

1.71Ct Medium Dark-Purple Spinel, Cushion, Vs

8.1 x 6.8 mm

$ 205.20

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9.91Ctw Black Spinel, Round, Opaque

9.91Ctw Black Spinel, Round, Opaque

10 mm (calibrated)

$ 45.78

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0.71Ct Medium Purple Spinel, Oval, Vs

0.71Ct Medium Purple Spinel, Oval, Vs

5.7 x 4.8 mm

$ 70.30

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0.85Ct Royal Yellow Beryl, Trillion, Vvs-Vs

0.85Ct Royal Yellow Beryl, Trillion, Vvs-Vs

7 x 7 mm (calibrated)

$ 24.48

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5.55Ct Indian Red Morganite, Oval, Translucent

5.55Ct Indian Red Morganite, Oval, Translucent

13.7 x 8.1 mm

$ 66.60

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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 -> 9 star ratings

They have literally everything on this website! The prices are also pretty good, I was able to find plenty of nice stones that I could afford!

Posted By JC in March, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

I have shopped at Gemselect for nearly 20 years. I especially like that you see pictures of the exact gem you are purchasing. You are a trusted source.

Posted By DNaber in October, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

First time using this website. It was both exciting finding things in my price range and things Iam gonna save up for and use in other pieces. I love that the picture of the gem is the exact gem I'll be buying. I haven't tested the gems yes but they said they sold me 100% natural gems.

Posted By Salvo in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Over pretty well experience the your website no complaints about it very easy reliable service provided

Posted By Blas in January, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Easy and functional

Posted By Dessa in March, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

I can pick and choose from large selection and find just what I need for .y projects, currently my cane.

Posted By Darkstar731 in July, 2025
Source: Bizrate
→ View All GemSelect Reviews on Bizrate
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