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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

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Black Round Shaped Gemstones
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Golden Round Shaped Gemstones
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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
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0.06ct Blue Diamond, Round, VS

2.4 mm (calibrated)

$ 80.81

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3.34ctw Warm Brown Smoky Quartz, Round, VS

8 mm (calibrated)

$ 8.82

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1.41ct Orangish Pink Tourmaline, Round, VS

7 mm (calibrated)

$ 236.88

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12.55ctw Deep Orange Moonstone, Round, Translucent

11 mm (calibrated)

$ 30.28

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1.06ct Light Green Tourmaline, Round, Transparent

6 mm (calibrated)

$ 21.17

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0.80ct Light Navy Blue Kyanite, Round, SI

6 mm (calibrated)

$ 24.00

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0.43ct Navy Blue Kyanite, Round, VS-SI

4.3 mm

$ 12.90

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8.64ctw Black Spinel, Round, Opaque

10 mm (calibrated)

$ 39.91

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0.47ct Very Light Pink Morganite, Round, VS

5.5 mm (calibrated)

$ 23.50

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5.69ct Light Pink Morganite, Round, Transparent

12 mm (calibrated)

$ 75.11

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0.09ct Mint Green Diamond, Round, SI

2.7 mm (calibrated)

$ 132.00

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0.26ct Wine Red Ruby, Round, SI

4 mm (calibrated)

$ 87.36

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1.77ct Medium-Light Pink Strawberry Quartz, Round, Translucent

8 mm (calibrated)

$ 16.36

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0.34ct Dark Blue Kyanite, Round, VS-SI

4.3 mm

$ 10.20

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5.18ct Hickory Brown Smoky Quartz, Round, VVS-VS

12 mm (calibrated)

$ 10.26

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0.66ct Earthy Green Tourmaline, Round, Transparent

5 mm (calibrated)

$ 13.20

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0.51ct Honey Orange Sphalerite, Round, SI-I1

4.5 mm (calibrated)

$ 30.60

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0.17ctw I Diamond, Round, VVS-VS

2.7 mm (calibrated)

$ 372.12

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25.75ct Pinkish Violet Amethyst, Round, VVS

20 mm (calibrated)

$ 216.30

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0.33ct Deep Wine Red Ruby, Round, SI

4 mm (calibrated)

$ 142.37

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28.22ctw Bluish White Rainbow Moonstone, Round, Transparent

15 mm (calibrated)

$ 507.96

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33.59ct Multicolor Labradorite, Round, Translucent

25.2 mm

$ 89.48

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3.03ctw Bluish White Rainbow Moonstone, Round, Transparent

7 mm (calibrated)

$ 62.14

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0.65ct Medium-Light Yellow Grossularite Garnet, Round, VVS-VS

5 mm (calibrated)

$ 17.62

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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

Very neat and to the point

Posted By Botha in March, 2026
Source: Bizrate

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

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

Posted By JC Karl in September, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Wonderful purchase, can't wait to see the stone.

Posted By Tim in January, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Filters need to be improved but rest of website is great

Posted By Rock hound in December, 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