Nice looking example. Thats a keeper for sure. I suggest technical grade is G06.
It's very similar to a PCGS
certified example that I gifted to a CCF member years ago, but alas no longer have a photo of. I'd show mine but it's a true lowball at PCGS
PO01 and the comparison won't assist you.
Take a look at my other hobby ... http://www.jk-dk.art
Too many hobbies .... too much work .... not enough time.