Bill Maher has a great joke about even the most gentle, nicest women wanting diamonds, even though they know they come at the cost of other people’s pain. [His joke, roughly, here]
You can refer such misguided souls to this list of ten reasons why you should never accept a diamond ring. (Unless it’s from Canada or if it’s a LifeGem.)
just put her feet back behind her ears and introduce her to the wonderful world of watersports. she will forget about diamonds after that.