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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

Size Explained

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For Example: 6-7
For Example: 8-9
Bi-color
Black
Blue
Brown
Golden
Gray
Green
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Pink Round Ruby
Purple Round Ruby
Red Round Ruby
Turquoise
Violet
White
Yellow
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Pairs
Lots
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1.50ct Deep Crimson Ruby, Round, VS

6.5 mm (calibrated)

$ 162.00

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1.45ct Medium Red Ruby, Round, VS-SI

6 mm (calibrated)

$ 156.60

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0.43ct Deep Red Ruby, Round, SI

4 mm (calibrated)

$ 185.51

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1.92ct Pinkish Red Ruby, Round, VS-SI

7 mm (calibrated)

$ 207.36

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0.31ct Deep Wine Red Ruby, Round, SI-I1

4 mm (calibrated)

$ 123.17

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1.40ctw Medium Red Rubies, Round, VS-SI

3.5 mm (calibrated)

$ 231.00

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0.92ct Deep Crimson Ruby, Round, VS-SI

5.5 mm (calibrated)

$ 395.70

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0.30ct Deep Red Ruby, Round, VS-SI

4 mm (calibrated)

$ 129.42

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0.21ct Medium Dark-Red Ruby, Round, VS-SI

3.5 mm (calibrated)

$ 83.44

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1.21ct Light Red Ruby, Round, VS

6 mm (calibrated)

$ 108.90

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0.36ct Deep Red Ruby, Round, SI

3.8 mm

$ 143.04

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0.96ct Jam Red Ruby, Round, VS

5.8 mm

$ 86.40

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1.07ct Pinkish Red Ruby, Round, VS-SI

5.7 mm

$ 489.80

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0.29ct Pinkish Red Ruby, Round, VS

4 mm (calibrated)

$ 115.22

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0.89ct Medium Red Ruby, Round, VS

5.5 mm (calibrated)

$ 80.10

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0.18ct Deep Reddish Pink Ruby, Round, VS

3.5 mm (calibrated)

$ 71.52

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0.26ct Wine Red Ruby, Round, SI

4 mm (calibrated)

$ 87.36

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1.62ct Medium Red Ruby, Round, VS

6.5 mm (calibrated)

$ 174.96

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1.72ct Medium Dark-Pink Ruby, Round, VS-SI

6.5 mm (calibrated)

$ 185.76

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0.30ct Deep Red Ruby, Round, VS-SI

4 mm (calibrated)

$ 129.42

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0.30ct Reddish Pink Ruby, Round, SI-I1

3.8 mm

$ 119.20

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0.22ct Deep Wine Red Ruby, Round, VS-SI

3.5 mm (calibrated)

$ 87.41

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0.30ct Deep Crimson Ruby, Round, SI-I1

4 mm (calibrated)

$ 119.20

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1.19ct Pinkish Red Ruby, Round, VS-SI

6 mm (calibrated)

$ 439.82

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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

Great experience. I can't wait to explore on the website further.

Posted By Kymmie in September, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Everything was great, website user friendly, quality amazing, communication amazing, delivery amazing, everything was as expected, they done what they said they would, overall experience was amazing.

Posted By Jac in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

It's mostly good, only some item's are easier to find through the search than the menu

Posted By Wayne in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Site is easy to navigate and the variety is great and how often new products are added is also great.

Posted By Jhidron in March, 2025
Source: Bizrate

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
Source: Bizrate

Overall Rating -> 10 star ratings

First time so this is an experiment! Shopping is so fun on this site, though!

Posted By Gem Delight in March, 2025
Source: Bizrate
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