There are many things with huge mark-ups but some people really hate that and that is OK (whether or not Rolex has a 90%+ profit margin I wouldn't know). Yes,

There are many things with huge mark-ups but some people really hate that and that is OK (whether or not Rolex has a 90%+ profit margin I wouldn't know). Yes, the retail marketing campaign for diamonds was quite successful (so where others btw., for example, for retail stock ownership after WWII).