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Loose Star Ruby – Natural 6-Ray Star Rubies for Gemstone Collectors and Jewellers

Star Ruby Weight
Star Ruby Size
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Star Ruby Price
Star Ruby Treatment

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ID: 525656
Weight: 6.24ct
Size: 10.8 x 9.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 98.84
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ID: 522108
Weight: 9.53ct
Size: 14 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 150.96
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ID: 522082
Weight: 15.26ct
Size: 16.2 x 13.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 241.72
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ID: 522232
Weight: 22.76ct
Size: 17.9 x 15.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 360.52
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ID: 521632
Weight: 12.36ct
Size: 14.4 x 12.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 195.78
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ID: 523128
Weight: 11.48ct
Size: 14.1 x 11.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 181.85
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ID: 522100
Weight: 13.22ct
Size: 14.9 x 12.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 209.40
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ID: 523620
Weight: 10.38ct
Size: 14 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 164.42
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ID: 708095
Weight: 6.19ct
Size: 9.2 x 8.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 118.85
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ID: 525309
Weight: 10.64ct
Size: 12 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 168.54
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ID: 521294
Weight: 23.39ct
Size: 17.3 x 14.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 370.50
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ID: 708030
Weight: 3.63ct
Size: 9.7 x 7.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 69.70
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ID: 523435
Weight: 11.42ct
Size: 13 x 10.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 180.89
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ID: 739219
Weight: 4.41ct
Size: 9.3 x 8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 245.37
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ID: 525314
Weight: 7.78ct
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 112.03
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ID: 521288
Weight: 19.19ct
Size: 16.8 x 14.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 253.31
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ID: 522396
Weight: 13.67ct
Size: 16.2 x 13.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 216.53
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ID: 739223
Weight: 4.26ct
Size: 10.7 x 8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 237.03
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ID: 521631
Weight: 21.95ct
Size: 16.1 x 14.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 347.69
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ID: 739232
Weight: 3.22ct
Size: 8 x 8 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 180.32
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ID: 707949
Weight: 3.12ct
Size: 8 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 59.90
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ID: 748910
Weight: 4.46ct
Size: 11.1 x 7.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 111.50
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Why Buy Star Ruby from GemSelect?

FAQs

What makes a loose star ruby unique?

A loose star ruby is renowned for its captivating asterism, the star-like phenomenon visible on its surface. This unique effect makes it highly prized among gemstone collectors and jewelry enthusiasts alike.

How does the star effect appear on star rubies?

The star ruby showcases an asterism effect due to light reflecting off inclusions within the gem. Most commonly, this results in a 6-ray star ruby, which is enhanced by cutting the gem into a cabochon shape.

What are unheated star rubies?

Unheated star rubies are gemstones that have not undergone any heat treatment, preserving their natural beauty. These gems are especially sought after by collectors who value their authenticity and natural formation.

Are Burmese star rubies considered the best?

Yes, Burmese star rubies are highly esteemed for their exceptional quality, vivid red hues, and distinct star effect. They are among the most valuable types of star rubies on the market.

Why should I buy loose star rubies instead of pre-set ones?

Purchasing a loose star ruby allows for greater customization. Whether you're designing a custom piece of jewelry or adding to your collection, star ruby loose gems offer flexibility and the opportunity to inspect the quality and appearance firsthand.

What are asterism gemstones?

Asterism gemstones are stones that display a star-like effect due to light reflection. The star ruby is one of the most popular examples, admired for its radiant stars and vibrant color.

Who are loose star rubies suitable for?

Whether you're a jewelry designer or a gemstone collector, loose star rubies cater to various needs. These gems are perfect for crafting unique pieces or as standalone collectibles.

How can I identify a natural star ruby?

A natural star ruby will exhibit its star effect naturally under direct light without synthetic enhancements. Look for certifications to ensure you’re purchasing an authentic gem.

Are ruby stars rare?

Yes, ruby stars are relatively rare due to the specific conditions required for asterism to occur. This rarity contributes to their desirability and value among gem enthusiasts.

What settings work best for loose star ruby jewelry?

Loose star rubies shine in simple settings that allow the ruby’s star effect to take center stage. Rings, pendants, and brooches are popular choices for showcasing their natural beauty.

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

It was fine . Wish there had been more round stones to select from

Posted By Emm in January, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Easy and good price

Posted By Bry_guy in March, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Easy to use. No issues. Large selection of gems.

Posted By CLTCJH in February, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Easy to conduct search, good amount of stock to select from along with variety of prices.

Posted By Que in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

It was all good

Posted By Debsarabs in February, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

selection was broad and the check out was quick. Great site

Posted By JC Karl in September, 2025
Source: Bizrate
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