Pokémon Diamond and Pearl sold fewer than 17.4 million copies globally before 2010 .
As of October 15 , 2013 , Pokémon Diamond and Pearl combined have sold 17.63 million copies worldwide , making their sales totals around one million higher than those of Ruby/Sapphire and around five million higher than those of FireRed/LeafGreen .
Pokémon Diamond and Pearl