They were the boots the Argentina forward wore when he scored a goal for Barcelona similar to Diego Maradona's famous solo effort against England in the 1986 World Cup, in the King's Cup semi-final first leg against Getafe in April.
Other items of Barca memorabilia auctioned included the shirt France striker Thierry Henry wore at his official presentation in June and a cutting of Brazil forward Ronaldinho's hair.
Around 1.5 million euros were raised for disabled children in China.
The Primera Liga side are on a nine-day tour of the Far East and will play friendlies in China, Japan and Hong Kong.