The modern re-interpretation of the 1960 Grand Seiko is true to the pioneering spirit of the original Grand Seiko design team. Designed with 18k gold and brown crocodile leather band, this 38.0mm Grand Seiko Caliber 9S64 manual winding caliber, offers high precision and reliability that endures, with 72 hours power reserve. The dial features 18k gold hour markers, just as on the original. The accuracy of a mechanical watch depends greatly on the precision of its hundreds of individual parts. This is why all the components of each Grand Seiko watch are made by Seiko in-house and to the same high standards. Featuring a gold accent in the form of the Grand Seiko lion emblem in the caseback, features 28,800 vibrations per hour and 24 jewels, with accuracy -3 to +5 seconds per day under static conditions. The limited quantity of 353 is a tribute to the day that Grand Seiko was born: December 18, 1960, the 353rd day of the year. 3 bar water resistant. Men’s Limited Edition Grand Seiko Mechanical 38.0mm 18k gold case and brown crocodile leather band. The limited quantity of 353 is a tribute to the day that Grand Seiko was born: December 18, 1960, the 353rd day of the year.