How to Buy a 6309

A post surprisingly detailed on the way in which of buying a plunger of Seiko 6309, one of the iconic Japanese plungers of last century. The 6309 has an automatic movement and is built like a tank with the crown at 4 a.m. I have my father, whom I remade completely after it left it resting in a drawer during approximately 20 years. It is a seizing piece and, with the orange monster, is of large watch collector of newbie.
HOW TO BUY a PLUNGER of SEIKO 6309 (belongs in the FAQ) [the forum of Seiko and citizen]