X
Gemstone Search

Your Details

Please fill in your email address

Please fill in a password

Forgot your password?

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

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

Size Explained

Choose Size or Size Range
For Example: 6-7
For Example: 8-9
Bi-color
Black
Blue
Brown
Golden
Gray
Green
Multicolor
Orange
Pink Star Ruby
Purple Star Ruby
Red Star Ruby
Turquoise
Violet
White
Yellow
Single
Pairs
Lots
Faceted
Cabochons
Clear All
ID: 525320
Weight: 5.89ct
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 93.30
Item in Stock
More Options & Item Details
Add to Cart
ID: 522109
Weight: 9.23ct
Size: 13 x 11 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 146.21
Item in Stock
More Options & Item Details
Add to Cart
ID: 672503
Weight: 9.13ct
Size: 13.2 x 10.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 109.56
Item in Stock
More Options & Item Details
Add to Cart
ID: 522397
Weight: 18.06ct
Size: 17.1 x 14.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 286.07
Item in Stock
More Options & Item Details
Add to Cart
ID: 739227
Weight: 8.14ct
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 452.91
Item in Stock
More Options & Item Details
Add to Cart
ID: 739250
Weight: 4.49ct
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 249.82
Item in Stock
More Options & Item Details
Add to Cart
ID: 739098
Weight: 3.21ct
Size: 8.2 x 6.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 178.60
Item in Stock
More Options & Item Details
Add to Cart
ID: 524851
Weight: 8.86ct
Size: 12.9 x 10.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 116.95
Item in Stock
More Options & Item Details
Add to Cart
ID: 522098
Weight: 16.58ct
Size: 14.3 x 13 mm
Clarity: Opaque
Content: 1 pc
Price: $ 238.75
Item in Stock
More Options & Item Details
Add to Cart
ID: 523628
Weight: 11.40ct
Size: 13.9 x 11.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 180.58
Item in Stock
More Options & Item Details
Add to Cart
ID: 524858
Weight: 6.89ct
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 109.14
Item in Stock
More Options & Item Details
Add to Cart
ID: 708231
Weight: 5.10ct
Size: 10 x 8 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 97.92
Item in Stock
More Options & Item Details
Add to Cart
ID: 525317
Weight: 4.56ct
Size: 10.9 x 8.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 72.23
Item in Stock
More Options & Item Details
Add to Cart
ID: 528180
Weight: 5.43ct
Size: 10 x 9.4 mm
Clarity: Translucent
Content: 1 pc
Price: $ 86.02
Item in Stock
More Options & Item Details
Add to Cart
ID: 525649
Weight: 7.78ct
Size: 12.7 x 10.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 123.24
Item in Stock
More Options & Item Details
Add to Cart
ID: 521295
Weight: 12.28ct
Size: 15.3 x 12.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 194.52
Item in Stock
More Options & Item Details
Add to Cart
ID: 523432
Weight: 9.44ct
Size: 13 x 11 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 149.53
Item in Stock
More Options & Item Details
Add to Cart
ID: 522074
Weight: 13.70ct
Size: 14.9 x 12.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 217.01
Item in Stock
More Options & Item Details
Add to Cart
ID: 707946
Weight: 5.24ct
Size: 9.5 x 8.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 100.61
Item in Stock
More Options & Item Details
Add to Cart
ID: 524853
Weight: 5.68ct
Size: 10.5 x 9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 89.98
Item in Stock
More Options & Item Details
Add to Cart
ID: 523622
Weight: 9.37ct
Size: 13 x 11 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 134.93
Item in Stock
More Options & Item Details
Add to Cart
ID: 521337
Weight: 11.13ct
Size: 14.3 x 10.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 176.30
Item in Stock
More Options & Item Details
Add to Cart
ID: 708374
Weight: 3.24ct
Size: 8.9 x 7.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 62.21
Item in Stock
More Options & Item Details
Add to Cart
ID: 528186
Weight: 6.08ct
Size: 10 x 8.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 96.31
Item in Stock
More Options & Item Details
Add to Cart
ID: 708105
Weight: 3.66ct
Size: 9.3 x 8.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 70.27
Item in Stock
More Options & Item Details
Add to Cart
ID: 522230
Weight: 18.74ct
Size: 16 x 13.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 296.84
Item in Stock
More Options & Item Details
Add to Cart
ID: 521294
Weight: 23.39ct
Size: 17.3 x 14.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 370.50
Item in Stock
More Options & Item Details
Add to Cart
ID: 739241
Weight: 4.02ct
Size: 8.5 x 7.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 223.67
Item in Stock
More Options & Item Details
Add to Cart
ID: 522082
Weight: 15.26ct
Size: 16.2 x 13.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 241.72
Item in Stock
More Options & Item Details
Add to Cart
ID: 521297
Weight: 25.63ct
Size: 17.6 x 15 mm
Clarity: Opaque
Content: 1 pc
Price: $ 405.98
Item in Stock
More Options & Item Details
Add to Cart
ID: 522398
Weight: 14.31ct
Size: 14.6 x 12.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 188.89
Item in Stock
More Options & Item Details
Add to Cart
ID: 739234
Weight: 9.90ct
Size: 12.6 x 10.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 550.84
Item in Stock
More Options & Item Details
Add to Cart
ID: 522083
Weight: 15.00ct
Size: 16.2 x 13.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 237.60
Item in Stock
More Options & Item Details
Add to Cart
ID: 522104
Weight: 15.14ct
Size: 14 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 239.82
Item in Stock
More Options & Item Details
Add to Cart
ID: 707870
Weight: 3.94ct
Size: 10 x 8.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 75.65
Item in Stock
More Options & Item Details
Add to Cart
ID: 708032
Weight: 4.24ct
Size: 8.8 x 8.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 81.41
Item in Stock
More Options & Item Details
Add to Cart
ID: 739240
Weight: 2.87ct
Size: 9 x 6 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 159.69
Item in Stock
More Options & Item Details
Add to Cart
ID: 522084
Weight: 14.20ct
Size: 15.8 x 13.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 224.93
Item in Stock
More Options & Item Details
Add to Cart
ID: 522971
Weight: 27.24ct
Size: 18.2 x 15.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 431.48
Item in Stock
More Options & Item Details
Add to Cart
ID: 523616
Weight: 10.15ct
Size: 13 x 11 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 133.98
Item in Stock
More Options & Item Details
Add to Cart
ID: 523124
Weight: 11.99ct
Size: 14.9 x 12.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 189.92
Item in Stock
More Options & Item Details
Add to Cart
ID: 708093
Weight: 4.28ct
Size: 10.1 x 7.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 82.18
Item in Stock
More Options & Item Details
Add to Cart
ID: 739100
Weight: 2.81ct
Size: 7.6 x 7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 156.35
Item in Stock
More Options & Item Details
Add to Cart
ID: 618087
Weight: 9.59ct
Size: 13 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 177.23
Item in Stock
More Options & Item Details
Add to Cart
ID: 521633
Weight: 14.78ct
Size: 15.6 x 12.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 234.12
Item in Stock
More Options & Item Details
Add to Cart
ID: 523435
Weight: 11.42ct
Size: 13 x 10.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 180.89
Item in Stock
More Options & Item Details
Add to Cart
ID: 707878
Weight: 4.72ct
Size: 10.7 x 8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 90.62
Item in Stock
More Options & Item Details
Add to Cart
ID: 525313
Weight: 8.90ct
Size: 13 x 11 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 140.98
Item in Stock
More Options & Item Details
Add to Cart
ID: 739221
Weight: 5.69ct
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 316.59
Item in Stock
More Options & Item Details
Add to Cart
ID: 739107
Weight: 4.27ct
Size: 9.5 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 237.58
Item in Stock
More Options & Item Details
Add to Cart
ID: 739218
Weight: 2.50ct
Size: 8.9 x 7.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 139.10
Item in Stock
More Options & Item Details
Add to Cart
ID: 523614
Weight: 10.71ct
Size: 12 x 11 mm
Clarity: Opaque
Content: 1 pc
Price: $ 169.64
Item in Stock
More Options & Item Details
Add to Cart
ID: 707943
Weight: 3.60ct
Size: 9.9 x 7.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 69.12
Item in Stock
More Options & Item Details
Add to Cart
ID: 708102
Weight: 3.31ct
Size: 8.5 x 7.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 63.55
Item in Stock
More Options & Item Details
Add to Cart
ID: 739096
Weight: 7.40ct (total)
Size: 10.1 x 8.6 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 411.74
Item in Stock
More Options & Item Details
Add to Cart
ID: 528182
Weight: 4.48ct
Size: 10.4 x 8.8 mm
Clarity: Translucent
Content: 1 pc
Price: $ 70.97
Item in Stock
More Options & Item Details
Add to Cart
ID: 523129
Weight: 11.87ct
Size: 14 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 188.02
Item in Stock
More Options & Item Details
Add to Cart
ID: 525319
Weight: 8.30ct
Size: 13 x 11 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 131.47
Item in Stock
More Options & Item Details
Add to Cart
ID: 523619
Weight: 17.40ct
Size: 15 x 12.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 275.62
Item in Stock
More Options & Item Details
Add to Cart
ID: 522075
Weight: 16.94ct
Size: 16.1 x 13.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 268.33
Item in Stock
More Options & Item Details
Add to Cart
1 2 3
...
4
1 - 5

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 -> 10 star ratings

I feel Gemselect is a trustworthy company to buy from

Posted By Becky in October, 2025
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

Overall Rating -> 9 star ratings

Always a good quality stone. Priced fairly and shipped promptly. Answers emails quickly

Posted By Ron T in November, 2025
Source: Bizrate

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 -> 10 star ratings

Very surprised how quick and efficient it was to checkout and pay. Also found exactly what I was looking for no issues.

Posted By Watson in May, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

Good prices

Posted By TRM in October, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

easy site to navigate

Posted By Curt's Cabochons in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I love the quality, presentation and the price of the stones. I love the identification card - report they send with each stone.

Posted By Dia in March, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

Excellent selection of stones -including ones I had never heard of before -nice site and fairly easy to use

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