That's good stuff, Aaron. You filled in a lot of interesting details to the outline Isozaki-san and Cal.7743 sketched. Hit the nail on the head with the "Mark II" comment. Thanks for your info.
Regards,
Bryan
GMT+9 Japanese Watch Enthusiasts
ps -- I hope you don't mind, but I used your photo on GMT+9 (with credit). Let me know if you'd like it removed. TIA -- BA
[Edit to inform Aaron I used his pic.]