Over the past year, Seiko has refined its Prospex 1968 Heritage Diver’s GMT with several editions, including the 60th Anniversary SPB509 and the SPB534 Seashadow. Following the white-dialled SPB519, the latest additions, the non-limited references HBC001 and HBC002 in classic black or green colourways, offer the familiar design of the 1968 Heritage Diver’s GMT with […]