In November 1973, Colonel William Pogue launched to Skylab wearing NASA's official equipment, an Omega Speedmaster, and carrying something the agency had not issued: his personal Seiko 6139 with the yellow dial. He preferred the Seiko for timing engine burns, wore it through the mission, and made it the first automatic chronograph in space. When the story surfaced, the yellow-dial 6139 became the Pogue, and it has been the entry point to vintage Seiko chronographs ever since. The colonel's own watch sold at auction in 2008 for six thousand dollars.
A collecting schism ships with the nickname: purists hold that only the 6139-6005 sub-reference with the Water 70m Resist dial is the true Pogue, while common usage crowns every yellow dial in the family. The file takes no side; both camps agree on what matters, which is that original yellow dials, unrestored and unswapped, carry the value.
The affordable icon, and the reference that proves a watch story does not need a luxury price to be permanent. The yellow dial is the whole game: faded, scratched and original beats refinished every time, and the parts-bin interchangeability of the 6139 line means bezels, hands and dials migrate freely between donors. Buy the dial, then the watch.
Production windows and specifications compiled from documented collector references and period catalogs, cross-checked across independent sources; manufacturer records for this era are approximate by Seiko's own account.