Seiko's Marinemaster watch could not be a better home for their GPS Solar technology. Perfect for seafarers and travelers alike, GPS Solar allows users to adjust to the time to their local timezone with just a push of a button. It's also an incredibly rugged watch with a lightweight and durable titanium construction that has a super-hard coating and a ceramic bezel. You've also got dual-time with AM/PM indication, perpetual calendar, 40 time zone world time function, and daylight saving time function. 

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