Since this is an unopened item, the serial number is unknown. The item in the third photo will be packaged and shipped. The following is from the official website: Limited quantity! 700 pieces worldwide. This is a mini model made by recycling the aluminum side cowl that covered the underfloor equipment of the N700 series Shinkansen train mass production prototype car (X0 formation). At Icarus Co., Ltd. in the UK, the birthplace of railways, craftsmen handmade each item, which is imported and sold here at Tetsudo. This product is a limited edition of 700 pieces worldwide and has a unique lot number. Please note that you cannot choose the serial number.