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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

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
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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Lots
Faceted
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2.58ctw Green Peridot, Round, VVS-VS

2.58ctw Green Peridot, Round, VVS-VS

4.5 mm (calibrated)

$ 38.55

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8.55ctw Black Spinel, Round, Opaque

8.55ctw Black Spinel, Round, Opaque

10 mm (calibrated)

$ 32.79

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7.27ct Brown Smoky Quartz, Round, VVS-VS

7.27ct Brown Smoky Quartz, Round, VVS-VS

12 mm (calibrated)

$ 19.91

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0.07ct Black Diamond, Round, Opaque

0.07ct Black Diamond, Round, Opaque

2.6 mm (calibrated)

$ 19.97

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0.10ct Green Diamond, Round, VVS-VS

0.10ct Green Diamond, Round, VVS-VS

3 mm (calibrated)

$ 129.48

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5.58ct Brown Smoky Quartz, Round, VVS

5.58ct Brown Smoky Quartz, Round, VVS

12 mm (calibrated)

$ 10.95

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3.09ctw Orange Sunstone, Round, Translucent

3.09ctw Orange Sunstone, Round, Translucent

5 mm (calibrated)

$ 18.38

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2.42ctw Orange Sapphire, Round, VVS-VS

2.42ctw Orange Sapphire, Round, VVS-VS

5 mm (calibrated)

$ 159.21

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2.44ctw Multicolor Andalusite, Round, VS
Andalusite Product Video (390968)

2.44ctw Multicolor Andalusite, Round, VS

4 mm (calibrated)

$ 130.82

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0.18ctw White Diamond, Round, VVS-VS

0.18ctw White Diamond, Round, VVS-VS

2.8 mm (calibrated)

$ 292.53

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1.06ct Red Ruby, Round, VS

1.06ct Red Ruby, Round, VS

6 mm (calibrated)

$ 79.18

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1.63ct Yellow Citrine, Round, VVS

1.63ct Yellow Citrine, Round, VVS

8 mm (calibrated)

$ 12.99

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3.40ct White Topaz, Round, VVS-VS

3.40ct White Topaz, Round, VVS-VS

9 mm (calibrated)

$ 26.08

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0.06ct Blue Diamond, Round, SI

0.06ct Blue Diamond, Round, SI

2.5 mm (calibrated)

$ 67.07

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0.91ct Pink Tourmaline, Round, Transparent

0.91ct Pink Tourmaline, Round, Transparent

6 mm (calibrated)

$ 15.08

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0.91ct Orange Sphalerite, Round, VS-SI

0.91ct Orange Sphalerite, Round, VS-SI

5.5 mm (calibrated)

$ 45.32

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11.83ct Blue Color-Change Fluorite, Round, VS

11.83ct Blue Color-Change Fluorite, Round, VS

14 mm (calibrated)

$ 259.22

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3.98ctw White Zircon, Round, VVS-VS

3.98ctw White Zircon, Round, VVS-VS

7 mm (calibrated)

$ 107.45

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10.15ct Brown Smoky Quartz, Round, VVS-VS

10.15ct Brown Smoky Quartz, Round, VVS-VS

15 mm (calibrated)

$ 33.37

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0.02ct Black Diamond, Round, Opaque

0.02ct Black Diamond, Round, Opaque

2 mm (calibrated)

$ 15.94

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10.19ct Multicolor Agate, Round, Opaque

10.19ct Multicolor Agate, Round, Opaque

13 mm (calibrated)

$ 8.12

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1.83ct Pink Strawberry Quartz, Round, Translucent

1.83ct Pink Strawberry Quartz, Round, Translucent

8 mm (calibrated)

$ 14.04

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1.59ctw Orange Sunstone, Round, Transparent

1.59ctw Orange Sunstone, Round, Transparent

6 mm (calibrated)

$ 17.42

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0.09ctw Black Diamond, Round, Opaque

0.09ctw Black Diamond, Round, Opaque

2 mm (calibrated)

$ 71.71

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 -> 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

Absolutely love the website, selection and products. Can you guys add a gemstones with inclusions tab. I like those it'd be nice to have them all in one place but i do understand it would be alot of work to go through and categorize them. Thank you anyways

Posted By The homie edgar in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Always get a nice gemstone. Just like the picture. Never disappointed

Posted By Ron T in June, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

I found the filter options excellent. Yours was the third site I visited (asked chat got for reputable online sellers of loose gems) and the first I purchased from as I was able to easily find what I was looking for.

Posted By Kelly in May, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

I am filling a small treasure chest and picked a nice amethyst.

Posted By VinnyD in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Have made 2 purchases so far from GemSelect and they have been amazing! Anytime I requested additional info, videos or pictures of a particular item, the response was always timely and helpful. This is a great place to buy, if you are looking for loose stones. Highly recommend!

Posted By Britnee Rose in September, 2025
Source: Bizrate
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