· just as our luxury property collection represents the finest real estate the americas, europe, and asia have to offer, the rockefeller collection represents some of the greatest art from across these regions gathered over a lifetime and handed down from previous generations. The global tour and exhibitions are presented in partnership with vistajet. The vast treasure trove of more than 2,000 objects is estimated to sell for more than $ 500 million. In total, the collection is expected to realize in excess of $ 500 million. The full press release. London (ap) — an art collection amassed by billionaire david rockefeller could raise more than $ 500 million for charity when it is auctioned this spring. Christie’s says the sale starting tuesday could bring in more than $ 500 million , which will be distributed to a number of philanthropies rockefeller and his wife, peggy, supported in their lifetimes. · christies will auction off the collection of david and peggy rockefeller in may. · including original works from pablo picasso, paul gauguin, claude monet, georgia o’keefe, diego rivera and more, the auction, benefiting 15 philanthropic organizations supported by the.