Picture: Seiko The Seiko Prospex SPB143 is a singular alternative for the Submariner, as, while it may well look like loosely modeled after the Sub, the SPB143 is, actually, a modernized reissue of your Japanese watch manufacturer’s 62MAS design from 1965, which not merely marked Seiko’s very first dive watch, https://swissclone.com/wp-content/uploads/2023/03/image00003-1.jpeg