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Precious Gemstones

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

Precious Stones Weight
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7.67ct Red Ruby, Cushion, VS

10 x 10 mm (calibrated)

$ 383.50

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0.43ct Yellow Sapphire, Emerald Cut, VS

5.1 x 3.2 mm

$ 40.65

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0.07ct Blue Diamond, Round, VS-SI

2.6 mm (calibrated)

$ 83.40

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0.51ctw White Diamond, Heart, VVS

3.3 x 2.9 mm

$ 2,503.44

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0.16ctw White Diamond, Round, VVS-VS

2.8 mm (calibrated)

$ 291.86

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25.25ct Purple Star Ruby, Oval, Opaque

17.9 x 14.8 mm

$ 333.30

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0.84ct Violet Sapphire, Oval, VS-SI

6 x 5.1 mm

$ 215.47

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0.67ct Purple Sapphire, Oval, VVS

6.5 x 4.7 mm

$ 265.32

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1.40ct Red Ruby, Oval, VS-SI

7.2 x 5.2 mm

$ 1,293.60

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46.86ct Purple Ruby, Emerald Cut, Opaque

29 x 28.9 mm

$ 993.90

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1.41ct Red Ruby, Oval, VS-SI

6.7 x 5.6 mm

$ 1,039.20

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0.61ct Blue Sapphire, Round, VS

5 mm (calibrated)

$ 495.08

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1.06ctw Yellow Sapphire, Square, VS

2.7 x 2.7 mm

$ 194.04

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1.28ct Red Ruby, Oval, VS-SI

7 x 5 mm (calibrated)

$ 985.60

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1.82ct Red Ruby, Marquise, SI

10.5 x 5.3 mm

$ 1,681.68

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1.59ct Red Ruby, Oval, VS-SI

6.9 x 6.1 mm

$ 1,224.30

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2.90ct Green Emerald, Emerald Cut, SI

8.6 x 7.2 mm

$ 6,061.00

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1.35ct Red Ruby, Oval, SI

6.6 x 5.8 mm

$ 1,193.98

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4.90ct Blue Sapphire, Emerald Cut, VS

11.7 x 7.1 mm

$ 8,144.24

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1.35ct Red Ruby, Oval, SI

6.8 x 5.5 mm

$ 994.98

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0.97ct Red Ruby, Round, VS-SI

5.5 mm (calibrated)

$ 298.76

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1.54ct Brown Diamond, Round, SI

7.5 mm (calibrated)

$ 4,404.40

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2.47ct Green Emerald, Oval, SI

10 x 8 mm (calibrated)

$ 8,824.43

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1.09ct Red Ruby, Oval, SI

7 x 5 mm (calibrated)

$ 803.35

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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 -> 10 star ratings

overall great

Posted By SR in April, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

the selection is good as are the prices

Posted By Old man in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

good navigation and simple interface.

Posted By Dave in April, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

The website was easy to use and informative of the selection of stones it has. I quickly found the right stone for me.

Posted By Guero in March, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Very good.

Posted By Tommy in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Great experience. I can't wait to explore on the website further.

Posted By Kymmie in September, 2025
Source: Bizrate
Enlarged Gemstone Image