Advantagesno need for batteries, strong solid design, lasts for ages
Disadvantagesnone that i can think of
AdvantagesKinetic technology is accurate and amazing, great looks and value of a Seiko.
DisadvantagesNo perpetual calendar, and its not cheap, but then this isn't just any old plastic watch.
AdvantagesUnusual style, very sturdy and useful perpetual calendar.
DisadvantagesCumbersome, hard to see the point of it.