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Home Gemstones Star Ruby
3.12 ct Red Star Ruby Gemstone, Star Ruby Gem in Round Cabochon Shape for Sale.
Photos are of Actual Product for Sale
3.12 ct Red Star Ruby Stone, Natural Star Ruby in Round Cabochon Shape for Sale Star Ruby Gemstone in 8 mm (calibrated) Size for Sale, Star Ruby Stone in Jam Red Color

3.12ct Natural Red Star Ruby, Round Cut, 8.00 mm

9.7 out of 10
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Product ID: 707949
Type: Star Ruby
Weight: 3.12 ct 1 gem
Size: 8 mm calibrated
Size: 8 mm
Exact Size: 8.00 x 4.80 mm
Diameter x Depth
Shape: Round Cabochon
Color: Jam Red
Clarity: Opaque
Treatment: Fracture Filled
Origin: Madagascar
Content: 1 pc
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Product Description

This is a 3.12 carat natural jam red Star Ruby gem, 1 pc in round shape with an exact size of 8.00 mm x 4.80 mm . This loose Star Ruby gemstone was mined in Madagascar and its clarity is Opaque.

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Overall Rating -> 10 star ratings

Great selection of gems at a reasonable price

Posted By Curt in July, 2025
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Posted By Blas in January, 2026
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Overall Rating -> 10 star ratings

I needed a very specific color of tourmaline and Gem Select had it. I had to get the client to agree and then ordered the stone. It arrived better than pictured and we all were very happy.

Posted By Tim W in February, 2026
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Overall Rating -> 9 star ratings

It was great!

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Overall Rating -> 10 star ratings

this site is awesome. I was able to look at the products think about purchasing and come back and find the same products. With the amount of inventory gem select has. Its awesome to be able to filter the way that they allow you too.

Posted By Tommyp in November, 2025
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Turnaround Time: 5-10 working days Details
Enlarged Gemstone Image