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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
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Round Shaped Gemstones Treatment

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Black Round Shaped Gemstones
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Multicolor Round Shaped Gemstones
Orange Round Shaped Gemstones
Pink Round Shaped Gemstones
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Red Round Shaped Gemstones
Turquoise Round Shaped Gemstones
Violet Round Shaped Gemstones
White Round Shaped Gemstones
Yellow Round Shaped Gemstones
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13.70ct Pearl White Mother of Pearl, Round, Opaque

25 mm

$ 19.90

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1.40ctw Medium Red Rubies, Round, VS-SI

3.5 mm (calibrated)

$ 231.00

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0.07ctw Black Diamond, Round, Opaque

2 mm (calibrated)

$ 67.20

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15.29ct Multicolor Agate, Round, Opaque

15 mm (calibrated)

$ 14.68

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27.20ct Multicolor Ammolite, Round, Opaque

23.9 mm

$ 326.40

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0.37ct Light Blue Kyanite, Round, VS-SI

4.2 mm

$ 11.10

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0.29ct Deep Blue Kyanite, Round, VS

4 mm (calibrated)

$ 6.26

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1.55ct Warm Yellow Beryl, Round, VVS

8 mm (calibrated)

$ 37.20

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7.57ctw Medium Brown Tiger's Eye, Round, Opaque

10 mm (calibrated)

$ 9.08

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0.23ct Light Blue-Green Aquamarine, Round, VS

4 mm (calibrated)

$ 38.64

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4.68ctw Multicolor Blue Mystic Quartz, Round, VVS-VS

9 mm (calibrated)

$ 33.70

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1.39ct Intense Violet Blue Tanzanite, Round, Transparent

7 mm (calibrated)

$ 13.34

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3.86ctw Multicolor Andalusite, Round, VS

3.7 mm

$ 204.28

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0.06ct Green Diamond, Round, SI

2.5 mm (calibrated)

$ 93.60

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1.12ct Reddish Pink Tourmaline, Round, Transparent

6 mm (calibrated)

$ 22.37

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4.58ctw Sky Blue Topaz, Round, VS

8 mm (calibrated)

$ 42.32

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5.09ct Dark Brown Smoky Quartz, Round, VVS-VS

12 mm (calibrated)

$ 10.08

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0.53ct Golden-Orange Sphalerite, Round, SI

4.5 mm (calibrated)

$ 31.80

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0.17ct Bright Green Emerald, Round, SI

3.5 mm (calibrated)

$ 51.00

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10.91ct Intense Navy Blue Color-Change Fluorite, Round, VS-SI

14 mm (calibrated)

$ 361.18

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0.05ct Black Diamond, Round, Opaque

2 mm (calibrated)

$ 19.62

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14.78ctw Black Spinel, Round, Opaque

12 mm (calibrated)

$ 58.52

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4.58ctw Orange Brown Zircon, Round, VVS

5.5 mm (calibrated)

$ 79.81

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1.49ct Black Star Diopside, Round, Opaque

6 mm (calibrated)

$ 8.94

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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!

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Posted By Bry_guy in March, 2026
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Overall Rating -> 9 star ratings

I wish there were options for jewelry settings

Posted By Tim in May, 2025
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Overall Rating -> 10 star ratings

Navigating the site was very easy and the photos of the exact gem you would be purchasing was well done.

Posted By HVeeder in February, 2026
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