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15.13 ct Purple Star Ruby Gemstone, Star Ruby Gem in Oval Cabochon Shape for Sale.
Photos are of Actual Product for Sale
15.13 ct Purple Star Ruby Stone, Natural Star Ruby in Oval Cabochon Shape for Sale Star Ruby Gemstone in 13 x 13 mm (calibrated) Size for Sale, Star Ruby Stone in Plum Purple Color

15.13ct Natural Purple Star Ruby, Oval Cut, 13.4x12.8 mm

9.7 out of 10
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Product ID: 523126
Type: Star Ruby
Weight: 15.13 ct 1 gem
Size: 13 x 13 mm calibrated
Size: 13.4 x 12.8 x 8.1 mm
Exact Size: 13.37 x 12.78 x 8.08 mm
Length x Width x Depth
Shape: Oval Cabochon
Color: Plum Purple
Clarity: Opaque
Treatment: Heated
Origin: Madagascar
Content: 1 pc
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$
239.66
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Product Description

This is a 15.13 carat natural plum purple Star Ruby gem, 1 pc in oval shape with an exact size of 13.37 x 12.78 x 8.08 mm. This loose Star Ruby gemstone was mined in Madagascar and its clarity is Opaque. This natural Star Ruby has been heated to enhance its vivid color.

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Overall Rating -> 10 star ratings

Love the precise descriptions and calibrations of hte loose gemstones. Would like to have seen more variety in the size gem I was looking for.

Posted By RenoRose in January, 2026
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I have a beautiful emerald I purchased from a company names gemselect and they are awesome! You should try them out?

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Filters need to be improved but rest of website is great

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Easy and functional

Posted By Dessa in March, 2026
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Overall Rating -> 10 star ratings

GemSelect offers excellent choices, prices & service- highly recommended! Unfortunately, prior to ordering a replacement gemstone, my jeweler neglected to mention it needed to be one that was a'cushion cuta' to fit the existing mount. Have yet to return/exchangea'

Posted By CJ in March, 2026
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Overall Rating -> 10 star ratings

I loved it! Extensive inventory, great prices, I definitely will be buying from here again!

Posted By Lex in April, 2026
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Download Identification Report PDF
AIG Brief Report $ 35.00
Turnaround Time: 5-10 working days Details
ICA Brief Report $ 90.00
Turnaround Time: 8-12 working days Details
Enlarged Gemstone Image