The world's most expensive Barbie doll, designed by De Beers, is dressed in an evening gown decorated with 160 diamonds and she has complimentary gold jewelry and accessories. “This Barbie was produced to mark the 40th anniversary in 1999 comes and was retailed at $85,000. Whilst if you think it is a too expensive deal to be done, then you can eye 1959 Barbie No. 1 carrying a price tag of $8000,” according to Elite Choice. (Link)