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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
Precious Stones Size
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0.14ct Green Sapphire, Square, VVS-VS

3 x 3 mm (calibrated)

$ 23.52

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0.08ctw Black Diamond, Round, Opaque

2.1 mm (calibrated)

$ 76.80

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0.38ct Purple Sapphire, Oval, VVS-VS

6 x 4 mm (calibrated)

$ 45.60

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0.02ct Black Diamond, Round, Opaque

1.9 mm (calibrated)

$ 19.20

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1.34ct Red Ruby, Round, VS-SI

6.5 mm (calibrated)

$ 144.72

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1.60ct Red Ruby, Round, VS-SI

6.5 mm (calibrated)

$ 172.80

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1.46ctw Multicolor Sapphire, Cushion, VS

5.5 x 4.7 mm

$ 140.16

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1.88ct Red Ruby, Oval, VS

8 x 6 mm (calibrated)

$ 203.04

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1.02ct Blue Sapphire, Marquise, VS

9 x 4.6 mm

$ 269.28

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1.44ctw Green Sapphire, Briolette, VS

5.8 x 3.8 mm

$ 155.52

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0.32ct Pink Sapphire, Oval, VVS

6 x 4 mm (calibrated)

$ 38.40

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2.12ctw White Sapphire, Square, VVS-VS

2.4 x 2.4 mm

$ 167.90

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2.18ctw Blue Sapphire, Briolette, VS

4.4 x 3 mm

$ 86.33

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1.76ctw Yellow Sapphire, Marquise, VS

5.1 x 2.4 mm

$ 46.62

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0.79ctw Purple Sapphire, Oval, VS

5 x 4 mm (calibrated)

$ 71.95

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6.32ct Purple Star Ruby, Oval, Opaque

11.1 x 9.4 mm

$ 100.10

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0.74ct Yellow Sapphire, Round, VVS-VS

5 mm (calibrated)

$ 48.54

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0.63ct Blue Sapphire, Heart, VS

5.2 x 5.1 mm

$ 44.10

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1.35ctw Multicolor Sapphire, Square, VS

2.4 x 2.3 mm

$ 194.40

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1.09ct Red Ruby, Round, VS-SI

6 mm (calibrated)

$ 117.72

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0.63ctw White Sapphire, Round, VS

4.2 mm

$ 100.26

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1.27ct Red Ruby, Oval, VS

7 x 5 mm (calibrated)

$ 45.72

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0.59ct Yellow Sapphire, Square, VS

4.4 x 4.4 mm

$ 38.62

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0.13ct Black Diamond, Round, Opaque

3 mm (calibrated)

$ 74.51

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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

GemSelect offers excellent choices, prices & service- highly recommended! Unfortunately, prior to ordering a replacement gemstone, my jeweler neglected to mention it needed to be one that was a'cushion cuta' to fit the existing mount. Have yet to return/exchangea'

Posted By CJ in March, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

Fast and reliable service.

Posted By Zæck in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Was a good experience.

Posted By Tim in July, 2025
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 -> 8 star ratings

I visited several online loose stone shops trying to find rare stones. I finally found one that I've been looking for here, and very satisfied. Looking forward to receive the item in 3 weeks.

Posted By Atsu in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

easy site to navigate

Posted By Curt's Cabochons in June, 2025
Source: Bizrate
Enlarged Gemstone Image