Ticket scalpers are seeking a 474 per cent mark-up for some of the best seats at Yokohama International Stadium for the Rugby World Cup final.

But as fans scramble to secure seats to what is billed as the world's third biggest sporting event, tournament officials have warned that tickets purchased "through unofficial means" will be invalid; and that those being offered online might actually not exist.

All Blacks fans will be hoping the men in black will be one of the two sides facing off in the November 2 tournament decider.

But those who are booking late to head to

Advertisement
Advertisement