X
Gemstone Search
90,000+ Happy Customers
20+ Years In Business
Call Us Mon–Fri 8am–5pm

Your Details

Please fill in your email address

Please fill in a password

Forgot your password?

Round Gemstones - Natural Round Cut Loose Gems

Explore our collection of natural round gemstones, perfect for classic and modern jewelry designs.

Round Shaped Gemstones Weight
Round Shaped Gemstones Size
Round Shaped Gemstones Clarity
Round Shaped Gemstones Price
Round Shaped Gemstones Treatment

Size Explained

Choose Size or Size Range
For Example: 6-7
For Example: 8-9
Bi-color
Black Round Shaped Gemstones
Blue Round Shaped Gemstones
Brown Round Shaped Gemstones
Golden
Gray Round Shaped Gemstones
Green Round Shaped Gemstones
Multicolor Round Shaped Gemstones
Orange Round Shaped Gemstones
Pink Round Shaped Gemstones
Purple Round Shaped Gemstones
Red Round Shaped Gemstones
Turquoise Round Shaped Gemstones
Violet Round Shaped Gemstones
White Round Shaped Gemstones
Yellow Round Shaped Gemstones
Single
Pairs
Lots
Faceted
Cabochons
Clear All

4.09ctw Green Peridot, Round, VS

6 mm (calibrated)

$ 39.97

View Gem

0.07ct Blue Diamond, Round, VVS-VS

2.5 mm (calibrated)

$ 90.64

View Gem

1.57ct Red Spessartite Garnet, Round, SI

6.5 mm (calibrated)

$ 65.16

View Gem

2.50ctw Pink Strawberry Quartz, Round, Transparent

7 mm (calibrated)

$ 38.35

View Gem

0.48ct Orange Sphalerite, Round, SI

4.5 mm (calibrated)

$ 23.90

View Gem

0.85ct Black Diamond, Round, Opaque

5.5 mm (calibrated)

$ 677.28

View Gem

3.53ctw White Zircon, Round, VS

7 mm (calibrated)

$ 96.70

View Gem

3.57ctw Brown Smoky Quartz, Round, VS

8 mm (calibrated)

$ 7.82

View Gem

2.70ctw Multicolor Opal, Round, Translucent

6.5 mm (calibrated)

$ 63.04

View Gem

3.52ctw White Zircon, Round, VVS-VS

5.5 mm (calibrated)

$ 38.56

View Gem

5.28ct Yellow Citrine, Round, VS

12 mm (calibrated)

$ 46.27

View Gem

0.08ctw Black Diamond, Round, Opaque

2 mm (calibrated)

$ 63.74

View Gem

7.66ct Brown Smoky Quartz, Round, VVS

12 mm (calibrated)

$ 15.11

View Gem

0.08ctw Black Diamond, Round, Opaque

2 mm (calibrated)

$ 63.74

View Gem

2.61ctw Green Peridot, Round, VVS-VS

4.5 mm (calibrated)

$ 35.75

View Gem

2.70ct Yellow Golden Beryl, Round, VVS

9 mm (calibrated)

$ 59.16

View Gem

1.46ctw Blue Apatite, Round, Transparent

4.3 mm

$ 24.00

View Gem

4.66ctw Green Tsavorite Garnet, Round, VS

2.1 mm (calibrated)

$ 170.18

View Gem

6.44ct Multicolor Agate, Round, Opaque

11 mm (calibrated)

$ 10.91

View Gem

4.26ct Multicolor Black Opal, Round, Opaque

12 mm (calibrated)

$ 124.11

View Gem

1.68ct Pink Tourmaline, Round, VS-SI

7 mm (calibrated)

$ 250.99

View Gem

1.16ct Yellow Citrine, Round, VVS-VS

7 mm (calibrated)

$ 7.70

View Gem

8.12ct Brown Smoky Quartz, Round, VVS

14 mm (calibrated)

$ 13.35

View Gem

0.54ct Red Ruby, Round, VS-SI

5.2 mm

$ 185.60

View Gem
1 2 3
...
133
Choose Page
1 - 338

Why Buy Round Shaped Gemstones from GemSelect?

Natural Round Gemstones

Our natural round gemstones are carefully selected for quality, brilliance, and color. The round shape is one of the most popular gemstone cuts, known for maximizing sparkle and symmetry in jewelry designs.

Shop Round Cut Gemstones Online

Browse a wide range of round cut gemstones at GemSelect, including sapphire, garnet, amethyst, citrine, and many other natural gems. Each stone is photographed individually so you can choose the perfect loose gemstone for your project.

Round Cut Loose Gemstones for Jewelry

Why Choose Round Shaped Gemstones?

Round shaped gemstones are prized for their balanced proportions and exceptional brilliance. The symmetrical design allows light to reflect evenly across the surface, creating impressive sparkle that works beautifully in rings, earrings, pendants, and bracelets.

Round Gemstones for Jewelry Settings

Round gemstones are ideal for a wide variety of jewelry settings. Their classic shape fits easily into standard mountings and works well in solitaire rings, halo designs, cluster settings, and matching earring pairs.

Calibrated Round Gemstones

Many round gemstones are available in calibrated sizes such as 4 mm, 5 mm, 6 mm, and larger. These precise measurements make them easy to set into pre-made jewelry mountings used by jewelers and designers.

Faceted Round Cut Gems

Faceted round cut gems are designed to maximize brilliance. Precision faceting enhances the natural beauty of gemstones by allowing light to enter and reflect from multiple angles, producing vibrant sparkle and color.

Round Cabochon Gemstones

Round cabochon gemstones feature a smooth, domed surface rather than facets. These stones highlight unique gem characteristics such as star effects, chatoyancy, and rich color saturation, making them ideal for distinctive jewelry designs.

Loose Round Gemstones for Collectors

Loose round gemstones are popular not only for jewelry but also for collectors. Their balanced proportions and brilliant appearance make them attractive additions to gemstone collections and displays.

Learn more about gemstone shapes, cuts, and properties on our Gemstone Cut Information Guide.

FAQs

What are round gemstones?

Round gemstones are gems cut into a circular shape, often with faceting designed to maximize brilliance. They are one of the most popular gemstone shapes used in jewelry.

Why are round cut gemstones so popular?

Round cut gemstones offer excellent sparkle, balanced proportions, and versatility. Their symmetrical shape allows light to reflect evenly, creating strong brilliance.

What gemstones are available in round shapes?

Many gemstones are available in round shapes, including sapphire, ruby, garnet, amethyst, topaz, spinel, tourmaline, peridot, and many others.

Are round gemstones good for engagement rings?

Yes, round gemstones are one of the most popular choices for engagement rings because they provide maximum brilliance and a timeless appearance.

What sizes do round gemstones come in?

Round gemstones are available in many sizes, from small calibrated stones such as 2 mm and 3 mm up to larger collector gems and center stones.

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

It was all good

Posted By Debsarabs in February, 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 -> 10 star ratings

I needed a very specific color of tourmaline and Gem Select had it. I had to get the client to agree and then ordered the stone. It arrived better than pictured and we all were very happy.

Posted By Tim W in February, 2026
Source: Bizrate

Overall Rating -> 8 star ratings

Good prices

Posted By TRM in October, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I can pick and choose from large selection and find just what I need for .y projects, currently my cane.

Posted By Darkstar731 in July, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Will know more once order received

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