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Natural Round Ruby Gemstones

Discover natural loose round ruby gemstones perfect for rings, earrings, and custom jewelry designs.

Round Ruby Weight
Round Ruby Size
Round Ruby Clarity
Round Ruby Price
Round Ruby Treatment

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For Example: 6-7
For Example: 8-9
Bi-color
Black
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Pink Round Ruby
Purple Round Ruby
Red Round Ruby
Turquoise
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1.38ctw Wine Red Rubies, Round, VS-SI

3.5 mm (calibrated)

$ 227.70

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1.37ct Jam Red Ruby, Round, VS

6 mm (calibrated)

$ 147.96

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0.81ct Medium Red Ruby, Round, VS

5.3 mm

$ 72.90

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1.46ct Medium Red Ruby, Round, VS

6 mm (calibrated)

$ 157.68

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0.37ct Medium Red Ruby, Round, SI

4 mm (calibrated)

$ 124.32

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0.14ct Pinkish Red Ruby, Round, VS

3.5 mm (calibrated)

$ 55.63

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1.08ct Deep Crimson Ruby, Round, VS-SI

6 mm (calibrated)

$ 116.64

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1.19ct Reddish Pink Ruby, Round, VS-SI

6 mm (calibrated)

$ 128.52

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1.20ct Light Red Ruby, Round, VS

6 mm (calibrated)

$ 129.60

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1.00ct Bright Grape Ruby, Round, VS-SI

5.5 mm (calibrated)

$ 414.08

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0.60ct Pinkish Red Ruby, Round, VS-SI

4.5 mm (calibrated)

$ 489.80

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0.97ct Jam Red Ruby, Round, VS-SI

5.5 mm (calibrated)

$ 358.51

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0.21ct Deep Red Ruby, Round, VS

3.5 mm (calibrated)

$ 83.44

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0.98ct Pinkish Red Ruby, Round, VS

5.2 mm

$ 105.84

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0.18ct Pinkish Red Ruby, Round, VS

3.5 mm (calibrated)

$ 71.52

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0.14ct Deep Reddish Pink Ruby, Round, VS

3.5 mm (calibrated)

$ 55.63

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0.28ct Medium Red Ruby, Round, SI

4 mm (calibrated)

$ 94.08

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0.33ct Wine Red Ruby, Round, SI-I1

3.8 mm

$ 131.12

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0.73ctw Dark Red Rubies, Round, VS-SI

4 mm (calibrated)

$ 245.28

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0.18ct Pinkish Red Ruby, Round, VS-SI

3.5 mm (calibrated)

$ 71.52

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1.46ct Magenta Pink Ruby, Round, VS

6 mm (calibrated)

$ 157.68

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1.88ct Deep Reddish Pink Ruby, Round, VS-SI

7 mm (calibrated)

$ 203.04

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0.48ctw Wine Red Rubies, Round, VS-SI

4 mm (calibrated)

$ 161.28

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0.49ct Wine Red Ruby, Round, VS-SI

4 mm (calibrated)

$ 176.16

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Why Buy Round Ruby from GemSelect?

Natural Round Ruby Stones

Our natural round ruby stones are carefully selected for their rich red color, brilliance, and durability, making them ideal for fine jewelry and custom designs.

Shop Round Ruby Gemstones Online

Buy round ruby gemstones online at GemSelect with confidence. Browse loose stones in many sizes, enjoy secure checkout, and benefit from worldwide shipping.

Loose Round Ruby Gemstones for Jewelry

Round Cut Ruby for Jewelry

Round cut ruby gemstones are popular for rings, earrings, and pendants thanks to their balanced shape and strong sparkle. The classic round style suits both modern and traditional jewelry.

Loose Round Rubies for Custom Designs

Loose round rubies give jewelers and collectors flexibility when creating unique pieces. Choose from a wide range of sizes, carat weights, and shades of red.

Calibrated Round Ruby Sizes

Calibrated round ruby stones are available in precise dimensions, ideal for standard jewelry settings and matching designs that require consistent measurements.

Faceted Round Ruby Gemstones

Faceted round ruby gemstones maximize brilliance and color return, making them a preferred choice for elegant jewelry that highlights the ruby’s natural beauty.

Wholesale Round Ruby Options

We offer round ruby gemstones suitable for wholesale purchasing, helping jewelers and designers source matching stones and bulk quantities at competitive prices.

July Birthstone Ruby

Ruby is the birthstone for July and symbolizes passion, vitality, and love, making round ruby gemstones a meaningful gift choice for special occasions.

Learn more about the history, properties, and meaning of ruby on our Ruby Information Page.

FAQs

Why choose round ruby gemstones?

Round rubies are highly popular because their symmetrical shape provides excellent brilliance and works well in nearly all jewelry styles, especially rings and earrings.

Are your round ruby gemstones natural?

Yes, all round ruby gemstones sold by GemSelect are natural. Any treatments are fully disclosed to ensure transparency and buyer confidence.

What jewelry is best for round cut ruby stones?

Round cut rubies are ideal for engagement rings, stud earrings, pendants, and halo settings because their shape delivers consistent sparkle from every angle.

Do you offer calibrated round ruby sizes?

Yes, we offer calibrated round ruby gemstones in standard sizes suitable for commercial jewelry settings and matching pairs.

Can I buy loose round rubies for custom jewelry?

Absolutely. Loose round rubies allow jewelers and collectors to select the perfect stone for custom-made jewelry projects and personalized designs.

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

Very good Hoping you will increase your inventory especially in the 6mmThanks

Posted By Ibie in February, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

It was a good interaction I got a good gemstone for cheap

Posted By Jon in December, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

I visited several online loose stone shops trying to find rare stones. I finally found one that I've been looking for here, and very satisfied. Looking forward to receive the item in 3 weeks.

Posted By Atsu in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Great selection. Maybe too great i kept adding and deleting stuff because i found better looking ones

Posted By Edsor works in October, 2025
Source: Bizrate

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
Source: Bizrate

Overall Rating -> 10 star ratings

Very food

Posted By Keeto in July, 2025
Source: Bizrate
Enlarged Gemstone Image