The sps11j1 spring drive chronograph is a limited edition timepiece only 150 such seiko ananta watches are available the timepiece is equipped with 5r86 calibre that utilizes elegantly the spring drive technology the calibre has 50 bearing jewels it comes with a 72 hour power reserve and a power reserve indicator a total of 416 parts has been utilized in the watch assembly process this timepiece features numerous useful functionalities including a gmt hand up to 12 hours chronograph col