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Precious Gemstones

Explore our selection of natural precious gemstones, including ruby, sapphire, emerald and diamond for fine jewelry and investment.

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0.69ct Purple Sapphire, Fancy, VVS

9.2 x 5 mm

$ 91.08

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0.49ct Yellow Sapphire, Heart, VS

4.6 x 4.6 mm

$ 36.46

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3.24ct Multicolor Sapphire, Oval, VS

9 x 7 mm (calibrated)

$ 972.00

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2.58ctw Orange Sapphire, Marquise, VVS-VS

6.8 x 3.5 mm

$ 75.35

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0.86ct Red Ruby, Pear Shape, VS-SI

6.7 x 4.7 mm

$ 92.88

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0.42ct Green Sapphire, Emerald Cut, VS

5.2 x 3.3 mm

$ 47.88

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0.42ct Pink Sapphire, Oval, VVS

6 x 4 mm (calibrated)

$ 50.74

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0.35ct Yellow Sapphire, Heart, VVS

4.5 x 4.4 mm

$ 21.70

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0.02ct Black Diamond, Round, Opaque

2 mm (calibrated)

$ 19.20

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0.34ct Yellow Sapphire, Heart, VVS-VS

4.8 x 4.6 mm

$ 25.30

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0.72ct Blue Sapphire, Marquise, VVS-VS

8.3 x 4 mm

$ 202.44

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0.37ct Blue Sapphire, Heart, VS

4.4 x 4.3 mm

$ 35.52

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15.12ct Red Ruby, Oval, Translucent

16 x 12 mm (calibrated)

$ 725.76

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0.80ctw Purple Sapphire, Oval, VS

5 x 4 mm (calibrated)

$ 72.86

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2.38ct Red Ruby, Emerald Cut, VS

10 x 5.7 mm

$ 257.04

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0.46ct Yellow Sapphire, Heart, VS

4.6 x 4.5 mm

$ 21.25

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0.03ct Black Diamond, Round, Opaque

2 mm (calibrated)

$ 12.37

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0.47ct Yellow Sapphire, Heart, VVS

4.6 x 4.6 mm

$ 34.97

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0.44ct Yellow Sapphire, Heart, VS

4.7 x 4.5 mm

$ 32.74

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0.05ct Blue Diamond, Round, VS-SI

2.3 mm (calibrated)

$ 50.00

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0.58ct Violet Sapphire, Oval, VVS-VS

6.2 x 4.6 mm

$ 91.87

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0.71ctw Pink Sapphire, Oval, VS-SI

5 x 4 mm (calibrated)

$ 85.20

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0.28ct Purple Sapphire, Round, Transparent

3.5 mm (calibrated)

$ 7.03

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0.32ct Pink Sapphire, Pear Shape, VVS-VS

5.6 x 4.7 mm

$ 29.39

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Why Buy Precious Stones from GemSelect?

What Are Precious Gemstones?

Precious gemstones traditionally include ruby, sapphire, emerald, and diamond. These stones are valued for their rarity, durability, and exceptional beauty, making them the most sought-after gems for fine jewelry.

Natural Precious Gemstones for Sale

At GemSelect, all precious gemstones are natural and carefully sourced. Each stone is selected for quality, with full disclosure of any treatments, ensuring confidence in every purchase.

Loose Precious Gemstones including ruby sapphire emerald and diamond

Ruby, Sapphire, Emerald and Diamond

These four precious gemstones each offer unique characteristics. Rubies are prized for their rich red color, sapphires come in a variety of hues with blue being the most famous, emeralds are known for their deep green tone, and diamonds are valued for brilliance and hardness.

Precious Stones for Jewelry

Precious gemstones are ideal for rings, earrings, pendants, and bracelets. Their durability makes them suitable for everyday wear, especially diamonds and sapphires, which rank high on the Mohs hardness scale.

Loose Precious Gems for Custom Designs

Buying loose precious gemstones allows for complete customization of jewelry. Choose your preferred size, shape, and quality to create a unique piece tailored to your design.

Certified and Genuine Gemstones

We provide detailed information on each gemstone, including origin, treatments, and specifications. Certification is available for many stones, offering additional assurance of authenticity.

Investment Value of Precious Gemstones

High-quality precious gemstones can retain or increase value over time. Factors such as color, clarity, size, and origin all play a role in determining long-term investment potential.

Precious Gemstone Shapes and Sizes

Our collection includes a wide range of cuts such as round, oval, cushion, and pear. Available in calibrated sizes and unique dimensions, these gemstones suit both standard and custom settings.

Learn more about gemstone quality, grading, and care on our Gemstone Information Page.

FAQs

What are the four precious gemstones?

The four traditionally recognized precious gemstones are diamond, ruby, sapphire, and emerald, valued for their rarity and durability.

Are all precious gemstones natural?

At GemSelect, all precious gemstones are natural. Any treatments such as heat or clarity enhancement are clearly disclosed for transparency.

Which precious gemstone is the most durable?

Diamond is the hardest gemstone with a Mohs hardness of 10, making it the most durable for everyday wear, followed by sapphire and ruby.

Can I buy loose precious gemstones?

Yes, we offer a wide selection of loose precious gemstones, allowing you to create custom jewelry designs tailored to your preferences.

Do precious gemstones have investment value?

High-quality precious gemstones can hold or increase in value over time, especially rare stones with excellent color, clarity, and origin.

What is the difference between precious and semi-precious gemstones?

Precious gemstones traditionally refer to diamond, ruby, sapphire, and emerald, while all other gemstones are classified as semi-precious, regardless of quality.

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

I think therea's no problem

Posted By Napoleon in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

The citrine gems are beautiful. I appreciated that each stone was individually shown on the website so I could see exactly what I was getting. No mystery person selecting random stones for me. The documentation included with each gem was high quality as well. Great price and arrived as expected.

Posted By Jen in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very good.

Posted By Tommy in December, 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

I am filling a small treasure chest and picked a nice amethyst.

Posted By VinnyD in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

good navigation and simple interface.

Posted By Dave in April, 2026
Source: Bizrate
Enlarged Gemstone Image