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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

Choose Size or Size Range
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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6.31ct Turquoise Grandidierite, Oval, SI-I1

13 x 11 mm (calibrated)

$ 283.45

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5.89ct Brown Cat'S Eye Opal, Oval, Translucent

13.7 x 10.5 mm

$ 32.27

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0.84ct Violet Sapphire, Pear Shape, VVS-VS

6.1 x 5 mm

$ 250.99

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20.24ct Yellow Quartz Cat'S Eye, Oval, Translucent

15 x 15 mm (calibrated)

$ 412.65

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14.93ct Yellow Apatite, Oval, VS

16.2 x 13.4 mm

$ 616.67

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2.11ct Red Coral, Oval, Opaque

11.9 x 5 mm

$ 288.96

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5.18ct Blue Aquamarine, Oval, VVS

10.4 x 9.8 mm

$ 987.48

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0.73ct Yellow Color-Change Garnet, Emerald Cut, VS

7.1 x 3.5 mm

$ 79.98

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12.19ct Orange Sphalerite, Oval, SI-I1

14.9 x 11.6 mm

$ 607.06

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4.72ct Blue Zircon, Round, VVS-VS

8.5 mm (calibrated)

$ 620.55

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0.83ct Red Ruby, Round, VS-SI

5.5 mm (calibrated)

$ 237.72

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2.00ct Turquoise Grandidierite, Round, Translucent

8 mm (calibrated)

$ 453.58

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25.25ct Purple Star Ruby, Oval, Opaque

17.9 x 14.8 mm

$ 276.64

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7.99ct Bi-Color Tourmaline, Emerald Cut, SI

18.2 x 7.7 mm

$ 530.54

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7.47ct Blue Zircon, Pear Shape, VVS-VS

13 x 9 mm (calibrated)

$ 930.02

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6.84ct Green Actinolite Cat'S Eye, Oval, Translucent

14 x 10 mm (calibrated)

$ 47.69

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1.10ct Red Ruby, Marquise, VS-SI

9.5 x 4.5 mm

$ 784.68

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1.32ct Orange Sphalerite, Emerald Cut, I1

7 x 5 mm (calibrated)

$ 65.74

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1.18ct Red Ruby, Marquise, VS-SI

10.1 x 5.3 mm

$ 1,010.10

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0.47ct Purple Sapphire, Oval, VS

5 x 4 mm (calibrated)

$ 154.48

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17.12ct Red Strawberry Quartz, Oval, Translucent

18.2 x 14.2 mm

$ 131.29

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2.36ct Red Ruby, Pear Shape, VS-SI

10.9 x 6.7 mm

$ 11,133.44

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0.73ct Yellow Color-Change Garnet, Emerald Cut, VVS

7.1 x 3.5 mm

$ 79.18

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24.06ct Red Ruby, Cushion, VS

15 x 15 mm (calibrated)

$ 998.49

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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 -> 7 star ratings

Could not get it to work 25 times.

Posted By Dock in July, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

My experience has always been fantastic. Today I saved 6 gems to email a customer looking for a particular color blend to fit into an east west setting, so her options were limited, but we found one she wanted, deleted all the others in the cart and order the gem she selected. It was helpful to be able to put them in the cart so I could save them until she selected the one she wanted without having to research all of them again.

Posted By RJ in January, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

I liked the selection of gems, and price. I did not like your PayPal process. I already have a PP account and you want me to sign up for another.

Posted By CLTCJH in May, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

Always a good quality stone. Priced fairly and shipped promptly. Answers emails quickly

Posted By Ron T in November, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

This is the first time I have used this site. I was dissatisfied with the quality of gems and supplies elsewhere and decided to try GemSelect. They are awesome! I was thrilled to see the variety and the great web performance. There was the ability to search for information as well as gems. Things like the clarity rating system and caret weight of the gems. I have always loved making things and I have just started to make jewelry as a business. However I have never made a ring before and have always wanted to. On GemSelect I was able to find good quality gems to use in my creations. I am so glad the website is so easy to use. Thank you GemSelect.

Posted By PickyShopper in April, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

I was able to find what i needed once I worked out what I was looking for.

Posted By Dr Kenneth in August, 2026
Source: Bizrate
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