Hands-On Review: The Iconic Seiko 6309-7040 ‘Turtle’ Diver
Hands-On Review: The Iconic Seiko 6309-7040 ‘Turtle’ Diver There are dive watches you keep safely tucked under a shirt cuff, and then there are dive watches that practically beg you to jump into the freezing English Channel. For our latest Seiko 6309-7040 review, I strapped on arguably the most famous Japanese tool watch ever created….