meant to be hung from a ladies purse or sewn securely inside a pocket

it's called 'intaglio' as opposed to 'cameo'

Crafted in the Retro Era style

Marks: "BERMUDA" Stamped on the top

Sapphire Solitaire Ring in Yellow Gold internet121 meant to be hung fromThis sapphire solitaire mounting is classic in style but made special and sought after by the precision of the design and the execution of the workmanship. We've set this handsome mounting with a pretty blue sapphire of equal, high, quality. A perfect piece to wear on special occasion and sturdy enough to wear every day as an engagement or anniversary piece. Metal: 14K Yellow Gold Gem: Sapphire 1. 70 Carats Gem Measurements: 5. 8 x 8. 5 mm, Oval Ring