the spb017j1 timepiece by seiko ananta is part of the multi hand automatic range the watch is made of 208 components it is equipped with 6r21 calibre that performs 28 800 vibrations per hour and has 29 bearing jewels for convenience the timepiece has a power reserve of over 45 hours and a power reserve indicator additional functionalities include a retrograde day and date indicator luminous dial elements see through case back and scratch resistant sapphire crystal glass with anti