Picture: Seiko The Seiko Prospex SPB143 is a novel alternate to the Submariner, as, nevertheless it may appear to be loosely modeled after the Sub, the SPB143 is, in fact, a modernized reissue of your Japanese watch brand’s 62MAS design from 1965, which don't just marked Seiko’s initial dive watch, https://swissclone.com/wp-content/uploads/2023/03/image00566-1.jpeg