Seiko - Perpetual Calendar GMT Sport - 8F56-0090 seiko Luminous stick hour markers and

Luminous stick hour markers and hands

and the timeless executive class of the Business-A lineage

three-dimensional faceted indices

a dual Kanji/English day-date wheel

Seiko - Perpetual Calendar GMT Sport - 8F56-0090 seiko Luminous stick hour markers andhis remarkably engineered instrument is a high tech horological artifact from May 2000, as definitively confirmed by the serial number 050770 stamped on the heavy duty caseback. The reference houses the legendary Caliber 8F56 high accuracy quartz movement, operating at an astonishingly high frequency of 196,608 Hz to deliver a staggering factory accuracy rating of 20 seconds per year. Highly revered by collectors, this high end technical soul