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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
Single
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13.13ctw Black Spinel, Round, Opaque

12 mm (calibrated)

$ 49.22

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6.49ctw Black Spinel, Round, Opaque

9.5 mm (calibrated)

$ 29.99

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0.63ct Purple Spinel, Round, VS

5 mm (calibrated)

$ 34.93

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0.60ct Purple Spinel, Round, VVS-VS

5 mm (calibrated)

$ 36.58

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0.64ct Purple Spinel, Round, VS

5 mm (calibrated)

$ 33.14

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7.53ct Black Spinel, Round, Opaque

12 mm (calibrated)

$ 29.82

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14.47ctw Black Spinel, Round, Opaque

12 mm (calibrated)

$ 57.30

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15.34ctw Black Spinel, Round, Opaque

10 mm (calibrated)

$ 60.74

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15.15ctw Black Spinel, Round, Opaque

12 mm (calibrated)

$ 60.00

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9.47ctw Black Spinel, Round, Opaque

10 mm (calibrated)

$ 43.76

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8.20ctw Black Spinel, Round, Opaque

10 mm (calibrated)

$ 37.88

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7.02ctw Black Spinel, Round, Opaque

9 mm (calibrated)

$ 37.07

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13.84ctw Black Spinel, Round, Opaque

12 mm (calibrated)

$ 54.80

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14.65ctw Black Spinel, Round, Opaque

12 mm (calibrated)

$ 55.07

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9.58ctw Black Spinel, Round, Opaque

10 mm (calibrated)

$ 44.26

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14.22ctw Black Spinel, Round, Opaque

12 mm (calibrated)

$ 56.32

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8.89ctw Black Spinel, Round, Opaque

10 mm (calibrated)

$ 41.08

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7.45ctw Black Spinel, Round, Opaque

10 mm (calibrated)

$ 34.43

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6.82ctw Black Spinel, Round, Opaque

9 mm (calibrated)

$ 27.01

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9.54ctw Black Spinel, Round, Opaque

10 mm (calibrated)

$ 37.78

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14.27ctw Black Spinel, Round, Opaque

12 mm (calibrated)

$ 56.51

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13.01ctw Black Spinel, Round, Opaque

12 mm (calibrated)

$ 48.78

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0.47ct Violet Spinel, Round, VVS-VS

5 mm (calibrated)

$ 28.38

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12.29ctw Black Spinel, Round, Opaque

12 mm (calibrated)

$ 46.07

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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 -> 9 star ratings

I think therea's no problem

Posted By Napoleon in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Easy and functional

Posted By Dessa in March, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Great for buying gemstones, came with authenticity certs. Will buy again someday!

Posted By Uggadugga in May, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

the gems were smaller than I thought but I was at fault for not reading the complete discrimination

Posted By Tim in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very food

Posted By Keeto in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

It was easy and to the point

Posted By Victorius in May, 2025
Source: Bizrate
Enlarged Gemstone Image