Jake Paul went all out to purchase a new piece of jewelry leading into his upcoming showdown with Anthony Joshua.

The boxing star showed off custom diamond chain featuring 364 carats of diamonds.

TMZ Sports noted Miami-based jewelry outlet Vobara put together the piece, which includes five carats of oval VS1 diamonds in each round.

Paul is expected to wear the chain during Friday’s press conference with Joshua about their Dec. 19 matchup.