AUDEMARS PIGUET REF. 5402A, ROYAL OAK, A SERIES TROPICAL DIAL, STAINLESS STEEL | Forte dei Marmi Auction | Forte dei Marmi AUDEMARS PIGUETREF. 5402A, ROYAL OAK, A SERIES TROPICAL DIAL, STAINLESS STEEL, An exceptional self-winding stainless steel sportive wristwatch with tropical dial.