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Home Gemstones Star Sapphire
3.95 ct Black Star Sapphire Gemstone, Star Sapphire Gem in Oval Cabochon Shape for Sale.
Photos are of Actual Product for Sale
3.95 ct Black Star Sapphire Stone, Natural Star Sapphire in Oval Cabochon Shape for Sale Star Sapphire Gemstone in 9.2 x 7.8 mm Size for Sale, Star Sapphire Stone in Black Color

3.95ct Natural Black Star Sapphire, Oval Cut, 9.2x7.8 mm

9.7 out of 10
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Product ID: 683619
Type: Star Sapphire
Weight: 3.95 ct 1 gem
Size: mm calibrated
Size: 9.2 x 7.8 x 5.2 mm
Exact Size: 9.16 x 7.78 x 5.17 mm
Length x Width x Depth
Shape: Oval Cabochon
Color: Black
Clarity: Opaque
Treatment: Heated
Origin: Thailand / Kanchanaburi
Content: 1 pc
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Product Description

This is a 3.95 carat natural black Star Sapphire gem, 1 pc in oval shape with an exact size of 9.16 x 7.78 x 5.17 mm. This loose Star Sapphire gemstone was mined in Thailand and its clarity is Opaque. This natural Star Sapphire has been heated to enhance its vivid color.

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Overall Rating -> 10 star ratings

Great prices!!! High quality gemstones.

Posted By Ricky in October, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

All these questions, and I don't have to give any blood. What a Deal... I absolutely enjoy the Gem Select emails every month. This one today was special. I always say, I'll know it when I see it. This stone today was the One. Odd and Intriguing. Thank You So Much for all that you do.

Posted By G.W. in June, 2025
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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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Overall Rating -> 10 star ratings

Gem Select has a user friendly website and the product is very good as is the price. The gems are described accurately and I always get what I think I'm getting.

Posted By Happy Customer in June, 2025
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Overall Rating -> 9 star ratings

I think therea's no problem

Posted By Napoleon in August, 2025
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Overall Rating -> 10 star ratings

The website was very easy to use.

Posted By Garnet in January, 2026
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