Seiko 6139-8030 Chronograph Pre-owned and reliability under pressure (that's

and reliability under pressure (that's an intentional play on words)

a great example of the consumer mindset at the time

Unlike that 36mm Datejust you were plotting

and chrono sweep hand give this watch a tremendously sporty look

While the noteworthy Seamaster line was being driven largely by Omega's automatic movements

Seiko 6139-8030 Chronograph Pre-owned and reliability under pressure (that'sLong time ago, in a galaxy far far away, Seiko was leaps and bounds ahead of their time. Think of them as the Empire, building an horological Death Star that no one, not even the sharpest Swiss Jedi, saw coming. That Death Star was the 6139 automatic chronograph movement. Dawning in 1969, the 6139 was the first of three automatic chronographs to be launched that year (Heuer's Calibre 11 and Zenith El Primero movements were also unveiled that year).