Grand Seiko Vintage Mechanical Hi-Beat Day/Date 6146-8000 engineer Perpetual day and date calendar

Perpetual day and date calendar correct to the year 2100

He has trekked across Antarctica in search of meteorites

Bezel and crown are made of scratch-proof Zirconium Oxide ceramic

Case Diameter: 40

Grand Seiko Vintage Mechanical Hi-Beat Day/Date 6146-8000 engineer Perpetual day and date calendarGrand Seiko Vintage Mechanical Hi Beat Day Date 6146 8000 Long time a watch collectors item, the Grand Seiko has been revered as one of the finest watches that Japan produces. Until now, obtaining a Grand Seiko proved difficult for many watch collectors, the watch was only available in Japan, necessitating a trip to Japan to purchase one, or turning to the used watch market to secure one themselves. For the first time ever, SEIKO is making the Grand