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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

Choose Size or Size Range
For Example: 6-7
For Example: 8-9
Bi-color
Black
Blue
Brown
Gray
Green
Multicolor
Orange
Pink Round Ruby
Purple Round Ruby
Red Round Ruby
Turquoise
Violet
White
Yellow
Single
Pairs
Lots
Faceted
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1.40ct Pink Ruby, Round, VS-SI

6.5 mm (calibrated)

$ 151.20

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1.80ctw Red Rubies, Round, VS-SI

3.5 mm (calibrated)

$ 270.00

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0.20ct Red Ruby, Round, VS

3.5 mm (calibrated)

$ 79.46

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0.44ctw Red Rubies, Round, VS-SI

4 mm (calibrated)

$ 147.84

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0.20ct Red Ruby, Round, VS

3.5 mm (calibrated)

$ 79.46

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3.19ct Red Ruby, Round, VS-SI

8 mm (calibrated)

$ 344.52

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1.13ct Red Ruby, Round, VS-SI

5.5 mm (calibrated)

$ 781.75

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1.29ct Red Ruby, Round, VS

6 mm (calibrated)

$ 116.10

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0.30ct Red Ruby, Round, SI-I1

3.7 mm

$ 119.20

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0.33ct Red Ruby, Round, VS

3.8 mm

$ 131.12

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1.20ct Red Ruby, Round, VS

6 mm (calibrated)

$ 129.60

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0.85ct Red Ruby, Round, VS-SI

5.3 mm

$ 329.32

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0.29ct Red Ruby, Round, SI

4 mm (calibrated)

$ 114.84

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0.82ct Red Ruby, Round, VS-SI

5.5 mm (calibrated)

$ 624.01

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0.28ct Red Ruby, Round, SI-I1

3.7 mm

$ 111.25

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0.43ct Red Ruby, Round, SI

4 mm (calibrated)

$ 185.51

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0.31ct Red Ruby, Round, SI-I1

4 mm (calibrated)

$ 123.17

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0.26ct Red Ruby, Round, SI

4 mm (calibrated)

$ 87.36

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0.14ct Red Ruby, Round, VS

3.5 mm (calibrated)

$ 55.63

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1.74ct Red Ruby, Round, VS-SI

7 mm (calibrated)

$ 187.92

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1.16ct Pink Ruby, Round, VS-SI

6 mm (calibrated)

$ 125.28

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0.79ct Red Ruby, Round, VS-SI

5.3 mm

$ 308.89

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0.34ct Red Ruby, Round, VS

4 mm (calibrated)

$ 146.68

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3.10ctw Red Rubies, Round, VS

6.5 mm (calibrated)

$ 334.80

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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

I love the product and the details about each of them.

Posted By Love It! in July, 2025
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 -> 10 star ratings

They have a wonderful selection of gems of all sorts, shapes, cuts, and quality. I am very particular about the quality of stones I buy, and found many with VVS clarity and excellent cut and polish. I am thrilled with each of the stones I purchased, and would definitely recommend GemSelect to everyone.

Posted By Debsarabs in February, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

I love the products. I've bought them as gifts and people love my gifts

Posted By Love it! in February, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Easy to use website

Posted By Mel in February, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

The purchasing process is fairly quick and straightforward and for me user friendly so it probably took more or less than 3 minutes to purchase and pay for the items. I wish there was a discount offer for multiple items to encourage us buyers to purchase more an incentive and add more sales in your end. Besides that, it's been a great purchasing experience and will continue to shop as I am a repeat customer and have bought from your store many times before. Thank you.

Posted By Emmanuel in October, 2025
Source: Bizrate
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