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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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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
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0.11ct Black Diamond, Round, Opaque
Diamond Product Video (702342)

0.11ct Black Diamond, Round, Opaque

2.9 mm (calibrated)

$ 31.28

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0.81ct Green Tourmaline, Round, Transparent

0.81ct Green Tourmaline, Round, Transparent

5.7 mm

$ 20.17

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0.85ct Yellow Sapphire, Round, VS

0.85ct Yellow Sapphire, Round, VS

5.5 mm (calibrated)

$ 62.55

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0.34ct Blue Kyanite, Round, SI

0.34ct Blue Kyanite, Round, SI

4 mm (calibrated)

$ 8.47

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0.25ct Red Ruby, Round, SI-I1

0.25ct Red Ruby, Round, SI-I1

3.8 mm

$ 82.45

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0.48ctw Blue Kyanite, Round, VS-SI

0.48ctw Blue Kyanite, Round, VS-SI

3.7 mm

$ 8.61

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2.21ct Blue Topaz, Round, VS

2.21ct Blue Topaz, Round, VS

8 mm (calibrated)

$ 14.13

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1.20ct Orange Zircon, Round, VS

1.20ct Orange Zircon, Round, VS

6 mm (calibrated)

$ 28.64

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3.96ct Brown Rutile Quartz, Round, Translucent

3.96ct Brown Rutile Quartz, Round, Translucent

11 mm (calibrated)

$ 9.94

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1.72ct Pink Ruby, Round, VS-SI

1.72ct Pink Ruby, Round, VS-SI

6.5 mm (calibrated)

$ 154.18

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0.65ct Purple Spinel, Round, VS

0.65ct Purple Spinel, Round, VS

5 mm (calibrated)

$ 32.88

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0.12ct Pink Sapphire, Round, Transparent

0.12ct Pink Sapphire, Round, Transparent

2.6 mm (calibrated)

$ 2.16

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1.53ct Blue Kyanite, Round, SI

1.53ct Blue Kyanite, Round, SI

7 mm (calibrated)

$ 38.10

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0.48ctw Red Rubies, Round, VS-SI

0.48ctw Red Rubies, Round, VS-SI

4 mm (calibrated)

$ 133.86

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1.72ct Green Tourmaline, Round, Transparent

1.72ct Green Tourmaline, Round, Transparent

7 mm (calibrated)

$ 28.50

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3.39ctw White Zircon, Round, VVS-VS

3.39ctw White Zircon, Round, VVS-VS

5.5 mm (calibrated)

$ 37.14

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1.09ct Orange Hessonite Garnet, Round, VS

1.09ct Orange Hessonite Garnet, Round, VS

6 mm (calibrated)

$ 18.48

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0.43ct White Sapphire, Round, VVS-VS

0.43ct White Sapphire, Round, VVS-VS

4.2 mm

$ 52.25

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1.60ct Brown Smoky Quartz, Round, VS-SI

1.60ct Brown Smoky Quartz, Round, VS-SI

7.5 mm (calibrated)

$ 7.01

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0.15ct Yellow Diamond, Round, VS-SI
Diamond Product Video (543909)

0.15ct Yellow Diamond, Round, VS-SI

3.3 mm

$ 270.60

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0.36ct Red Ruby, Round, SI

0.36ct Red Ruby, Round, SI

3.8 mm

$ 100.40

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1.97ctw Yellow Sapphire, Round, VS

1.97ctw Yellow Sapphire, Round, VS

4.5 mm (calibrated)

$ 107.92

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0.48ct Blue Kyanite, Round, VS-SI

0.48ct Blue Kyanite, Round, VS-SI

4 mm (calibrated)

$ 11.95

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13.92ct Green Maw-Sit-Sit, Round, Opaque
Maw-Sit-Sit Product Video (476911)

13.92ct Green Maw-Sit-Sit, Round, Opaque

14 mm (calibrated)

$ 45.76

View Gem
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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

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Posted By Dessa in March, 2026
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Overall Rating -> 10 star ratings

Great website, easy to navigate, and loads quickly. Have bought here before, very pleased!

Posted By SallyO in February, 2026
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Overall Rating -> 10 star ratings

I've purchased from here many times over the last decade+. I find the information easy to understand, helpful, and interesting. I have always been satisfied that I got exactly what I ordered. Pictures and descriptions are clear and unique to each stone.

Posted By Maggie in August, 2025
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Overall Rating -> 8 star ratings

Site worked well and helped me find a rock that matched what I was looking for. Well within budget and I trust it will show up, so that's definitely positive. Not much else to it. Satisfied.

Posted By Big Ricky in May, 2026
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Overall Rating -> 10 star ratings

Took a chance on purchasing my gemstones from Gemselect and was impressed. 10/10

Posted By KT in September, 2025
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Overall Rating -> 8 star ratings

Good prices

Posted By TRM in October, 2025
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