Photo: Seiko The Seiko Prospex SPB143 is a singular alternate on the Submariner, as, while it may well appear to be loosely modeled after the Sub, the SPB143 is, in fact, a modernized reissue on the Japanese watch manufacturer’s 62MAS model from 1965, which not just marked Seiko’s 1st dive https://swissclone.com/wp-content/uploads/2023/03/image01026-595x446.jpeg