>> Link? I'm skeptical. It seems more likely someone is abusing the term "diamond", no? The carat-cost curve is not linear, so it seems plausible. As carats go

>> Link? I'm skeptical. It seems more likely someone is abusing the term "diamond", no? The carat-cost curve is not linear, so it seems plausible. As carats go down, there is a huge supply of diamonds, especially those without beauty attributes (color, cut) which can be used for non-jewelry purposes.