90,000+Happy Customers
20+Years
WorldwideShipping
Cart
Free Report Included
Worldwide Shipping
30 Day Returns
Help Center Shipping Payment and Checkout Returns Certificates Contact Us
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
Single
Pairs
Lots
Faceted
Cabochons
Clear All

2.02ct Violet Amethyst, Cushion, VVS

9 x 7 mm (calibrated)

$ 14.09

View Gem

13.44ct Black Tourmaline, Cushion, Opaque

15.9 x 13.2 mm

$ 47.79

View Gem

3.03ct Pink Morganite, Round, Transparent

9.5 mm (calibrated)

$ 34.82

View Gem

1.17ct Orange Sunstone, Oval, Translucent

8.2 x 6.4 mm

$ 8.16

View Gem

0.40ct White Zircon, Oval, VVS

5.1 x 3.1 mm

$ 19.52

View Gem

1.66ct Orange Zircon, Round, VVS-VS

6.5 mm (calibrated)

$ 36.37

View Gem

14.73ct Brown Tiger'S Eye, Oval, Opaque

20 x 15 mm (calibrated)

$ 14.67

View Gem

18.74ct Bi-Color Ametrine, Oval, VS

19.7 x 15.8 mm

$ 123.19

View Gem

0.91ct Orange Hessonite Garnet, Baguette, VS

6.3 x 4.2 mm

$ 19.94

View Gem

4.42ct Black Star Diopside, Oval, Opaque

11 x 9 mm (calibrated)

$ 22.01

View Gem

0.42ct Green Sapphire, Oval, VVS-VS

5 x 4 mm (calibrated)

$ 31.04

View Gem

12.61ct Violet Amethyst, Cushion, VVS

15 x 15 mm (calibrated)

$ 87.91

View Gem

1.19ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 39.11

View Gem

0.66ct Blue Sapphire, Round, VVS

5 mm (calibrated)

$ 392.87

View Gem

0.59ct Multicolor Opal, Oval, Opaque

7 x 5.2 mm

$ 17.63

View Gem

0.30ct Red Ruby, Round, VS-SI

4 mm (calibrated)

$ 89.52

View Gem

3.21ct Blue Aquamarine, Trillion, VS

11 x 11 mm (calibrated)

$ 321.00

View Gem

11.56ct Multicolor Quartz With Marcasite, Oval, Transparent

18.5 x 12.3 mm

$ 75.99

View Gem

1.16ct Purple Rhodolite Garnet, Oval, VS-SI

7 x 5 mm (calibrated)

$ 30.81

View Gem

6.25ct Brown Tiger'S Eye, Baguette, Opaque

12 x 10 mm (calibrated)

$ 3.43

View Gem

1.10ct Pink Tourmaline, Emerald Cut, VS-SI

6.3 x 5.4 mm

$ 79.54

View Gem

6.34ct Turquoise Grandidierite, Oval, Translucent

14.8 x 10.5 mm

$ 182.55

View Gem

5.66ct Yellow Rutile Quartz, Oval, Transparent

14 x 10 mm (calibrated)

$ 15.50

View Gem

2.08ct Orange Moonstone, Cushion, Translucent

8 x 8 mm (calibrated)

$ 4.17

View Gem
1 2 3
...
226
Choose Page
1 - 1500

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

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

Overall Rating -> 10 star ratings

I was able to find what I wanted very easily!

Posted By Lenny in January, 2026
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

Enjoy viewing the selections. Excellent product

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

Overall Rating -> 10 star ratings

I have been very happy with my prior purchases and enjoy the website experience.

Posted By Trouble in November, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very good. I have made several purchases as a collector over the years, and have never been dissapointed in the selection, process, or delivery.

Posted By Schmoove in August, 2026
Source: Bizrate
Enlarged Gemstone Image