Expensive because they were perceived as rare. Classic article: https://priceonomics.com/diamonds-are-bullshit/ https://priceonomics.com/diamonds-are-bullshit/

Expensive because they were perceived as rare. Classic article: https://priceonomics.com/diamonds-are-bullshit/ https://priceonomics.com/diamonds-are-bullshit/ Synthetic has pretty much eaten their lunch now.