Hi Bill!
By: Walter2 : July 3rd, 2018-15:19
The "thin 4" on a Mark 1 is always replaced. I asked my friend and Rolex watchmaker, if it is damaged the change it. Rolex had only "thin 4" to replace, they dont have the "fat four" inserts. Rolex dont sale the green insert, it is only in change with the...