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Round Spinel Gemstones

Browse natural round spinel gemstones in brilliant cuts, perfect for rings, earrings, and custom jewelry designs.

Round Spinel Weight
Round Spinel Size
Round Spinel Clarity
Round Spinel Price

Size Explained

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For Example: 6-7
For Example: 8-9
Bi-color
Black Round Spinel
Blue Round Spinel
Brown
Gray
Green
Multicolor
Orange
Pink Round Spinel
Purple Round Spinel
Red
Turquoise
Violet Round Spinel
White
Yellow
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9.00ctw Black Spinel, Round, Opaque

10 mm (calibrated)

$ 41.58

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14.77ctw Black Spinel, Round, Opaque

12 mm (calibrated)

$ 55.38

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0.59ct Purple Spinel, Round, VS

4.7 mm

$ 37.27

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9.51ctw Black Spinel, Round, Opaque

10 mm (calibrated)

$ 43.93

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0.55ct Purple Spinel, Round, VS

4.5 mm (calibrated)

$ 34.75

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15.27ctw Black Spinel, Round, Opaque

12 mm (calibrated)

$ 60.47

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11.50ctw Black Spinel, Round, Opaque

12 mm (calibrated)

$ 43.12

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8.40ctw Black Spinel, Round, Opaque

10 mm (calibrated)

$ 33.26

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13.21ctw Black Spinel, Round, Opaque

12 mm (calibrated)

$ 49.52

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0.53ct Purple Spinel, Round, VS

5 mm (calibrated)

$ 33.49

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0.53ct Pink Spinel, Round, VS

5 mm (calibrated)

$ 47.70

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12.96ctw Black Spinel, Round, Opaque

12 mm (calibrated)

$ 48.59

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7.50ctw Black Spinel, Round, Opaque

9 mm (calibrated)

$ 39.60

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0.54ct Purple Spinel, Round, VS

4.8 mm

$ 34.13

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14.92ctw Black Spinel, Round, Opaque

12 mm (calibrated)

$ 59.09

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0.53ct Purple Spinel, Round, VVS-VS

4.8 mm

$ 33.49

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9.91ctw Black Spinel, Round, Opaque

10 mm (calibrated)

$ 45.78

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8.86ctw Black Spinel, Round, Opaque

10 mm (calibrated)

$ 40.93

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6.72ctw Black Spinel, Round, Opaque

9 mm (calibrated)

$ 31.04

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6.90ctw Black Spinel, Round, Opaque

9 mm (calibrated)

$ 36.43

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8.93ctw Black Spinel, Round, Opaque

10 mm (calibrated)

$ 41.27

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7.77ctw Black Spinel, Round, Opaque

9.5 mm (calibrated)

$ 35.90

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7.36ctw Black Spinel, Round, Opaque

9 mm (calibrated)

$ 38.86

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7.04ctw Black Spinel, Round, Opaque

9 mm (calibrated)

$ 27.88

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Why Buy Round Spinel from GemSelect?

Natural Round Spinel Stones

Our round spinel gemstones are 100% natural and carefully selected for brilliance, clarity, and color. The round cut maximizes sparkle, making these stones a top choice for classic and modern jewelry designs.

Loose Round Cut Spinel Online

Buy loose round spinel gemstones with confidence at GemSelect. We offer detailed images, exact stone measurements, and full treatment disclosure, along with secure checkout and worldwide shipping.

Loose Round Spinel Gemstones for Rings and Fine Jewelry

Why Choose a Round Cut Spinel?

The round cut is designed for maximum brilliance and balanced proportions. Round spinel works exceptionally well in engagement rings, halo settings, and solitaire designs due to its symmetry and light performance.

Spinel Colors in Round Shapes

Round spinel gemstones are available in a wide range of colors including vivid red, hot pink, cobalt blue, lavender, purple, gray, and black. The round shape enhances color saturation while maintaining excellent brilliance.

Round Spinel for Engagement Rings

With a Mohs hardness of 8, spinel is durable enough for everyday wear. Round spinel is increasingly chosen as a unique alternative to ruby or sapphire in engagement rings and fine jewelry.

Calibrated Round Spinel Sizes

We stock calibrated round spinel stones in popular sizes such as 4 mm, 5 mm, 6 mm, 7 mm and larger. These precision-cut stones fit standard jewelry mountings, making them ideal for jewelers and designers.

Wholesale Round Spinel Gemstones

Looking for quantity purchases? We offer competitive pricing on multiple stones for jewelers, manufacturers, and collectors seeking consistent quality and matched pairs.

Learn more about origin, properties, and care on our Spinel Information Page.

FAQs

Is round spinel suitable for engagement rings?

Yes. With a hardness of 8 on the Mohs scale and excellent brilliance, round spinel is durable enough for daily wear and makes a distinctive center stone choice.

Are your round spinel gemstones natural?

All our spinel gemstones are natural. Any treatments, if present, are fully disclosed on each product page.

What sizes are available for round spinel?

We offer both calibrated sizes (such as 4 mm to 8 mm) and unique one-of-a-kind stones in various carat weights for custom designs.

What colors are available in round spinel?

Round spinel comes in red, pink, blue, purple, gray, and black, among other shades. The round cut enhances brilliance and color intensity.

Do you offer matched pairs of round spinel?

Yes. We frequently stock matched pairs and parcels suitable for earrings and coordinated jewelry sets.

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

Filters need to be improved but rest of website is great

Posted By Rock hound in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

GemSelect is always my first choice for purchasing gemstones. The fact that the gems are always exactly as described and pictured on the website has earned my trust many times over. Even when I don't buy, I still love browsing all the beautiful stones. My new favorites are the bright green Tsavorites!

Posted By Lkcisneros in March, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

I feel Gemselect is a trustworthy company to buy from

Posted By Becky in October, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

I did not realize these stones were of jewelry quality. They are really beautiful, just not what I was expecting which was more of a natural stone.

Posted By Jewelry Quality Stones in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Easy to use website

Posted By Mel in February, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

I think therea's no problem

Posted By Napoleon in August, 2025
Source: Bizrate
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