Art Deco Diamond and Sapphire Octagonal Engagement Ring blackened platinum 55 carat old European cut

55 carat old European cut diamond with F color and VS1 clarity

Accented with four single cut diamonds on each shoulder

Lovely low profile and delicate thin gold band

33 carat old European cut diamond with millegraine and a ribbon motif circa 1910

Art Deco Diamond and Sapphire Octagonal Engagement Ring blackened platinum 55 carat old European cutCentering upon a transitional cut diamond of approximately . 50 carat, with a calibr cut sapphire surround, then a single cut diamond surround. Mounted in millegrain platinum. Circa 1930. One of our personal favorites, the sapphire halo, delicate band, and low profile make this ring spectacularly unique and easy to wear. Diamond and gold mining has caused devastation in areas such as Africa, wreaking havoc on delicate ecosystems and communities.