Most Expensive Books in the World (Ranked)

Omnia Opera by Plato - $250,000 (1400s)

23. Omnia Opera by Plato – $250,000 (1400s)

Greek philosopher Plato is widely considered to be one of the world’s most captivating philosophers and writers, and the Omnia Opera captures Plato’s crucial philosophical teachings. This edition was edited by the Greek scholar Marcus Musurus and Italian thinker Aldus, both of whom lived in the mid to late 1400s.

This antique edition was originally bound especially for King Charles II, and it is for this reason that this coveted piece is valued at a mind-boggling $250,000.

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