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Home Gemstones Single Center Stones

Single Center Stones

Browse natural loose gemstones suited for single center-stone jewelry, from classic ring and pendant designs to custom one-of-a-kind settings.

Single Center Stones Weight
Single Center Stones Size
Single Center Stones Clarity
Single Center Stones Price
Single Center Stones Treatment

Size Explained

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For Example: 6-7
For Example: 8-9
Bi-color Single Center Stones
Black Single Center Stones
Blue Single Center Stones
Brown Single Center Stones
Golden Single Center Stones
Gray Single Center Stones
Green Single Center Stones
Multicolor Single Center Stones
Orange Single Center Stones
Pink Single Center Stones
Purple Single Center Stones
Red Single Center Stones
Turquoise Single Center Stones
Violet Single Center Stones
White Single Center Stones
Yellow Single Center Stones
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0.52ct Orange Citrine, Marquise, VS

8 x 4 mm (calibrated)

$ 3.63

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8.00ct Black Nuummite, Oval, Opaque

14 x 12 mm (calibrated)

$ 35.30

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16.64ct Black Tourmaline, Emerald Cut, Opaque

15.5 x 13.4 mm

$ 82.87

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7.30ct Green Opal, Oval, Opaque

18.6 x 9.3 mm

$ 16.94

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2.30ct Orange Zircon, Round, VS

7.5 mm (calibrated)

$ 63.00

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12.22ct Violet Amethyst, Cushion, VVS

18 x 13 mm (calibrated)

$ 97.37

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17.36ct Pink Rose Quartz, Oval, Transparent/Translucent

18 x 13 mm (calibrated)

$ 22.82

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12.18ct White Rainbow Moonstone, Oval, Transparent

16.8 x 12.8 mm

$ 218.36

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0.62ct Purple Spinel, Cushion, VVS

4.7 x 4.5 mm

$ 22.17

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4.64ct Yellow Rutile Topaz, Pear Shape, Transparent

14 x 9 mm (calibrated)

$ 96.28

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0.99ct Purple Spinel, Cushion, VVS

6.1 x 5.3 mm

$ 147.91

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33.08ct Green Maw-Sit-Sit, Baguette, Opaque

18.3 x 15.9 mm

$ 108.72

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0.58ct Orange Sapphire, Pear Shape, VVS

6 x 4 mm (calibrated)

$ 61.32

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0.93ct Red Ruby, Pear Shape, VS-SI

6.7 x 4.9 mm

$ 50.95

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5.86ct Blue Zircon, Oval, VVS

10 x 8 mm (calibrated)

$ 583.66

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3.10ct Violet Amethyst, Trillion, VS

10 x 10 mm (calibrated)

$ 23.77

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3.01ct White Topaz, Oval, VVS-VS

10 x 8 mm (calibrated)

$ 16.49

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0.68ct Blue Sapphire, Heart, VS

5.3 x 5.2 mm

$ 47.41

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1.27ct Gray Sillimanite Cat'S Eye, Oval, Transparent

7.4 x 4.7 mm

$ 3.97

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0.46ct Green Emerald, Pear Shape, SI-I1

6 x 4.5 mm

$ 45.82

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5.56ct Brown Tiger'S Eye, Oval, Opaque

14 x 10 mm (calibrated)

$ 5.54

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0.99ct Yellow Beryl, Oval, VVS-VS

8 x 6 mm (calibrated)

$ 18.90

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10.10ct Multicolor Rainbow Pyrite, Oval, Opaque

19.3 x 10.9 mm

$ 26.15

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3.20ct Violet Amethyst, Pear Shape, VVS

13 x 9 mm (calibrated)

$ 22.31

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Why Buy Single Center Stones from GemSelect?

Shop Natural Gemstones for a Focal Design

A single center stone is the main gemstone in a jewelry design. Whether it will be set in a solitaire ring, a pendant, a statement cocktail ring or a custom mounting, the center gem sets the tone for the finished piece. This category brings together natural loose gemstones that work well as the primary visual focus of a design.

Choose by Shape, Color and Presence

Center stones are often selected for their balance of beauty, size and wearability. Round, oval, cushion, pear, emerald-cut, trillion and other shapes can each create a different style. Color is equally important: vivid, subtle, deep or pastel tones can change the entire character of a design. Use the gemstone details to compare measurements, carat weight, clarity, cut and overall appearance before choosing the stone that best fits your project.

Natural loose gemstones suitable for single center stone jewelry

For Rings, Pendants and Custom Jewelry

Single center stones are a flexible choice for many types of jewelry. A well-proportioned gem can stand alone in a simple setting, while a more dramatic stone may be paired with accent gems or decorative metalwork. If you are working with a jeweler, the loose gemstone’s dimensions are especially important for planning the setting and final design.

Review the Gem Details Before Buying

Every gemstone type has its own character, including differences in hardness, brilliance, transparency and typical inclusions. For jewelry that will be worn often, consider the intended use as well as the gem’s durability. Always check the individual product information for measurements, shape, treatment notes and other specifications relevant to your purchase.

Single Center Stone FAQs

What is a single center stone?

A single center stone is the main loose gemstone intended to be the focal point of a jewelry piece, such as a ring, pendant or custom design.

How do I choose the right size center stone?

Look at the gemstone’s millimeter measurements as well as carat weight. Two stones with the same carat weight can face up differently depending on shape, cut and gemstone type.

Which gemstone shapes are popular for center stones?

Round, oval, cushion, pear, emerald-cut and trillion shapes are common choices, but the best shape depends on the setting style and the look you prefer.

Can these stones be used for engagement rings?

Many natural gemstones can be used in engagement-style rings, but durability varies by gem type. For everyday wear, discuss setting protection and gemstone suitability with your jeweler.

Should I buy the stone before the setting?

For custom jewelry, many buyers choose the loose center stone first so the setting can be made to fit its exact shape and measurements.

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

On the clarity options it goes "and better" so if youre looking for si specifically and you click si and better it still shows you basically everything. It just removes the opaques. Itd be nice if it was vs only, vss only, si only, etc

Posted By Iamnotakrustykrab in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I was able to find what I've been looking for.

Posted By Tree Dog in April, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Web site is very simple to navigate Selection is terrific

Posted By ToRa.62 in April, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

All good

Posted By Oliver in September, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

The website was very easy to use.

Posted By Garnet in January, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

I had a very easy time navigating the web page and using filters to find what I was looking for. The varied selection was nice to see and pricing is clear and fair.

Posted By Mattick in May, 2026
Source: Bizrate
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