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0.51 ct Blue Sapphire Gemstone, Sapphire Gem in Round Cabochon Shape for Sale.
Photos are of Actual Product for Sale
0.51 ct Blue Sapphire Stone, Natural Sapphire in Round Cabochon Shape for Sale Sapphire Gemstone in 4.5 mm (calibrated) Size for Sale, Sapphire Stone in Greyish Blue Green Color

0.51ct Greyish Blue Green Sapphire, Round Cut, Transparent

9.7 out of 10
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Sapphire Product ID: 658592
Type: Sapphire
Sapphire Weight: 0.51 ct Sapphire 1 gem
Sapphire Size: 4.5 mm calibrated Sapphire
Sapphire Size: 4.4 mm Sapphire
Sapphire Exact Size: 4.37 x 2.41 mm
Diameter x Depth
Sapphire Shape: Round Cabochon Sapphire
Sapphire Color: Greyish Blue Green Sapphire
Sapphire Clarity: Transparent Sapphire
Sapphire Treatment: Heated
Sapphire Origin: Tanzania Sapphire
Content: 1 pc
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Product Description

This is a 0.51 carat natural greyish blue green Sapphire gem, 1 pc in round shape with an exact size of 4.37 mm x 2.41 mm . This loose Sapphire gemstone was mined in Tanzania and its clarity is Transparent. This natural Sapphire has been heated to enhance its vivid color.

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Overall Rating -> 8 star ratings

It was a good interaction I got a good gemstone for cheap

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I could see the actual gem I was buying

Posted By Bugs in December, 2025
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I found exactly what I was looking for and ordered it. I like how you give information on the stones I'm buying. Glad I found you!

Posted By TheP in April, 2025
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Very good Hoping you will increase your inventory especially in the 6mm Thanks

Posted By Ibie in February, 2025
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The site provided lots of detail, factual data, and good photos. I also like the availability of searching by price range as well as by the type of stone.

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The stones are very nice.

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Filters need to be improved but rest of website is great

Posted By Rock hound in December, 2025
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Overall Rating -> 9 star ratings

I did not realize these stones were of jewelry quality. They are really beautiful, just not what I was expecting which was more of a natural stone.

Posted By Jewelry Quality Stones in July, 2025
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