X
Gemstone Search

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
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

1.48ct Yellow Moonstone, Round, Transparent

7 mm (calibrated)

$ 9.77

View Details

0.92ct Pink Malaya Garnet, Round, VS-SI

5.5 mm (calibrated)

$ 36.43

View Details

0.15ct Red Ruby, Round, VS

3.5 mm (calibrated)

$ 59.60

View Details

9.50ct Brown Smoky Quartz, Round, VVS

13 mm (calibrated)

$ 31.36

View Details

2.02ctw Multicolor Andalusite, Round, VS

3.5 mm (calibrated)

$ 130.02

View Details

6.34ct Brown Smoky Quartz, Round, VVS-VS

12 mm (calibrated)

$ 12.55

View Details

0.19ct Yellow Sphalerite, Round, SI

3.3 mm

$ 11.40

View Details

3.74ctw Green Peridot, Round, VVS-VS

4.3 mm

$ 74.05

View Details

1.80ct White Zircon, Round, VS

7 mm (calibrated)

$ 58.75

View Details

0.03ct Black Diamond, Round, Opaque

2 mm (calibrated)

$ 28.80

View Details

2.57ct Pink Strawberry Quartz, Round, Transparent

9 mm (calibrated)

$ 25.28

View Details

10.19ct Brown Smoky Quartz, Round, VVS-VS

15 mm (calibrated)

$ 44.85

View Details

1.63ct Yellow Beryl, Round, VVS

8 mm (calibrated)

$ 39.12

View Details

0.05ct Blue Diamond, Round, VVS-VS

2.4 mm (calibrated)

$ 50.00

View Details

3.35ctw White Zircon, Round, VVS-VS

7 mm (calibrated)

$ 94.40

View Details

13.50ct Multicolor Rainbow Pyrite, Round, Opaque

16 mm (calibrated)

$ 57.19

View Details

2.59ct Blue Star Sapphire, Round, Opaque

7 mm (calibrated)

$ 64.96

View Details

1.62ct Yellow Citrine, Round, VVS

8 mm (calibrated)

$ 15.55

View Details

0.02ct Blue Diamond, Round, SI

1.9 mm (calibrated)

$ 24.44

View Details

2.31ctw Multicolor Labradorite, Round, Translucent

6 mm (calibrated)

$ 5.99

View Details

3.57ctw Brown Smoky Quartz, Round, VS

8 mm (calibrated)

$ 9.42

View Details

1.26ct Violet Amethyst, Round, VS

7 mm (calibrated)

$ 9.98

View Details

0.20ct White Diamond, Round, VVS-VS

3.7 mm

$ 404.57

View Details

1.90ct Pink Morganite, Round, Transparent

8 mm (calibrated)

$ 24.83

View Details
1 2 3
...
171
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

All good

Posted By DouscheGift in August, 2025
Source: Bizrate

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

Plan on purchasing on an ongoing basis. So far.....so good....

Posted By Jim in January, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

They have literally everything on this website! The prices are also pretty good, I was able to find plenty of nice stones that I could afford!

Posted By JC in March, 2026
Source: Bizrate

Overall Rating -> 8 star ratings

The website was easy to use and there were a lot of good options, I was satisfied.

Posted By Brielly in January, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

selection was broad and the check out was quick. Great site

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