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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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0.59ct Fruit Punch Red Tourmaline, Round, Transparent

5 mm (calibrated)

$ 28.32

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2.31ctw Black Onyx, Round, Opaque

6.5 mm (calibrated)

$ 5.54

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48.88ctw Dark Gray Hematite, Round, Opaque

18 mm (calibrated)

$ 57.42

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0.83ct Medium Red Ruby, Round, VS-SI

5.5 mm (calibrated)

$ 631.62

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19.20ctw Medium-Dark Green Amazonite, Round, Opaque

10 mm (calibrated)

$ 18.43

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0.07ct Blue Diamond, Round, VVS-VS

2.5 mm (calibrated)

$ 70.00

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3.11ct Salmon Pink Morganite, Round, Translucent

9 mm (calibrated)

$ 40.64

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2.51ct Earthy Pink Strawberry Quartz, Round, Transparent

9 mm (calibrated)

$ 15.06

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0.16ct Blue Green Emerald, Round, SI

3.5 mm (calibrated)

$ 48.00

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5.04ctw Deep Crimson Red Almandine Garnet, Round, Transparent

3 mm (calibrated)

$ 33.26

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0.81ct Medium Pink Malaya Garnet, Round, VS

5.5 mm (calibrated)

$ 42.77

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0.86ct Deep Red Ruby, Round, VS-SI

6 mm (calibrated)

$ 92.88

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0.17ct Pinkish Red Ruby, Round, VS

3.5 mm (calibrated)

$ 67.55

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2.60ct Black Cat's Eye Scapolite, Round, Translucent

8.5 mm (calibrated)

$ 15.60

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0.03ct D Diamond, Round, VVS

2 mm (calibrated)

$ 82.50

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6.34ctw Multicolor Pietersite, Round, Opaque

10 mm (calibrated)

$ 18.04

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1.70ctw White Sapphire, Round, VS

4.5 mm (calibrated)

$ 270.16

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11.65ctw Clear with Copper Rutile Quartz, Round, Transparent

12 mm (calibrated)

$ 30.76

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11.67ct Mahogany Red Star Garnet, Round, Opaque

12 mm (calibrated)

$ 13.86

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1.57ct Multicolor Labradorite, Round, Transparent

7 mm (calibrated)

$ 2.26

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1.38ctw Dark Orange-Gold Sapphire, Round, VS

5 mm (calibrated)

$ 90.52

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1.52ctw Light Yellow Sapphire, Round, VVS-VS

1.4 mm (calibrated)

$ 152.00

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0.50ct Salmon Pink Tourmaline, Round, Transparent

5 mm (calibrated)

$ 24.00

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3.96ct Multicolor Pietersite, Round, Opaque

11 mm (calibrated)

$ 11.27

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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

Would have bought an indigo and selenite, but neither listed. But, you do offer quite a large assortment otherwise.

Posted By JD in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Love the precise descriptions and calibrations of hte loose gemstones. Would like to have seen more variety in the size gem I was looking for.

Posted By RenoRose 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

Overall Rating -> 10 star ratings

Great selection of gems at a reasonable price

Posted By Curt in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

went well

Posted By Doug in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very neat and to the point

Posted By Botha in March, 2026
Source: Bizrate
Enlarged Gemstone Image