Seiko Prospex SPB507 Alpinist Mechanical Field Watch sport_bags Designed in 1957 for tram

Designed in 1957 for tram drivers in Turin

and real-time feedback

sugar maple

Built as a four-part set

not-too-long length that looks great untucked

Seiko Prospex SPB507 Alpinist Mechanical Field Watch sport_bags Designed in 1957 for tramDescended from Seiko's first sports watch from 1959, the SPB507 Alpinist features the iconic green dial and gold accents pulled from the archives. The 39. 5mm stainless steel case has a super hard coating, with the Alpinist logo prominently displayed on the dial. Inside is the 24 jewel automatic movement beating at 21,600 vibrations per hour with a 72 hour power reserve and manual winding capability. The rotating inner compass bezel handles navigation