Noun
Used other than figuratively or idiomatically: see diamond, ring.
By extension, an engagement ring, usually one given by a man to a woman.
(astronomy) An optical phenomenon visible during a moment of a solar eclipse when only a tiny part of the sun is not obscured by the moon, shining like a diamond in the ring of the sun’s corona.
Source: en.wiktionary.orgHaving Willie Stargell on your ball club is like having a diamond ring on your finger. Chuck Tanner
For me, marriage is about love, not paperwork. I've never been the kid who dreamed of the big white dress, the long veil, the fancy diamond ring. Crystal Bowersox
Among the pieces was a 58.69-carat sapphire cabochon pendant necklace with 22.93 carats of diamonds, sapphire and diamond flower earrings, a Winston Cluster sapphire and diamond ring, and a crossover sapphire and diamond ring, all set in platinum. Source: Internet
A pair of stuffed pheasants, plans to sell “Highland Air” and a diamond ring are just some of the unusual items left behind at hotels in Aberdeen. Source: Internet
Ariana Grande shows off diamond ring to reveal she is engaged to Dalton Gomez! Source: Internet
Before she left, Otto Hahn had given her a diamond ring he had inherited from his mother: this was to be used to bribe the frontier guards if required. Source: Internet