I have a nice Seiko King Quartz 5856-7030 but it would benefit from a new crystal and general clean up. I cant see how to remove the caseback. I have the standard tools, and can open snap back cases with a case knife and screw back cases, but this one has defeated me! Looking at the stem, it...

Hey Y'all, I'm new to the forum and I'm a huge fan of SCWF. Anyway, I was able to get my hands on a fantastic Seiko King Quartz 5856-8000 (Deep Blue Dial) from a WUS forum member. The crystal is a bit hazy and has a few scratches and I would love to replace it with a domed acrylic crystal...