Sinn watch ezm 3f leather with a remarkably unique positioning of the screwable pilots crown the design of the ezm 3f has been cleverly created to promote ease of use for the wearer built on the left hand side of the bead blasted case wall the crown can be accessed from the opposite side allowing for a greater freedom of movement whilst in a better position for protection a countdown bezel and a magnetic force protection add to the timepieces appeal reinforcing its protective ability as we