When Seiko debuted the original Astron on Christmas Day in 1969, it changed the watch industry forever. As the first commercially available quartz watch, the Astron introduced a new era of accuracy.

There are different ways to measure timekeeping accuracy. Saying that Seiko’s most accurate watch is any Grand Seiko Spring Drive is correct because it is the brand’s mechanical movement with the ...

The Astron GPS Solar Kintaro Hattori Limited Edition marks multiple firsts for the Japanese brand. Originally launched in 2012, the Seiko Astron GPS Solar is known for connecting to GPS and adjusting ...

Both models feature embossed spiral dials and all‑black hard‑coated cases Launching in January 2026, the SSH187J1 is limited to 1,500 pieces, while the SSJ039J1 is a non-limited release Seiko expands ...

For those interested, the Kintaro Hattori 160th Anniversary limited edition Astron GPS Solar will be available some time this month, retailing at $3,900 USD and limited to just 2,500 pieces made. Head ...