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0.65 ct Blue Star Sapphire Gemstone, Star Sapphire Gem in Oval Cabochon Shape for Sale.
Photos are of Actual Product for Sale
0.65 ct Blue Star Sapphire Stone, Natural Star Sapphire in Oval Cabochon Shape for Sale Star Sapphire Gemstone in 5 x 4 mm (calibrated) Size for Sale, Star Sapphire Stone in Dark Blue Color

0.65ct Natural Blue Star Sapphire, Oval Cut, 4.9x4.1 mm

9.6 out of 10
See Bizrate Ratings for GemSelect
Product ID: 749039
Type: Star Sapphire
Weight: 0.65 ct 1 gem
Size: 5 x 4 mm calibrated
Size: 4.9 x 4.1 x 2.8 mm
Exact Size: 4.94 x 4.06 x 2.76 mm
Length x Width x Depth
Shape: Oval Cabochon
Color: Dark Blue
Clarity: Opaque
Treatment: Diffused
Origin: Thailand
Content: 1 pc
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$
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Product Description

This is a 0.65 carat natural dark blue Star Sapphire gem, 1 pc in oval shape with an exact size of 4.94 x 4.06 x 2.76 mm. This loose Star Sapphire gemstone was mined in Thailand and its clarity is Opaque.

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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

Everything was good, the purchase was what I expected and what they show is what you get.

Posted By Mr. in March, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

On the clarity options it goes "and better" so if youre looking for si specifically and you click si and better it still shows you basically everything. It just removes the opaques. Itd be nice if it was vs only, vss only, si only, etc

Posted By Iamnotakrustykrab in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

It was easy and to the point

Posted By Victorius in May, 2025
Source: Bizrate

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
Source: Bizrate

Overall Rating -> 10 star ratings

The website was very easy to use.

Posted By Garnet in January, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

Very easy to navigate with a great selection.

Posted By Bar181 in August, 2025
Source: Bizrate
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