john_coburg
·Thanks, I'd appreciate if you post a link to that write-up!
Sorry it's later than anticipated! https://www.watchclub.com/curated-by-the-watch-club/the-anniversary-sub-decoded.
B5 is the last insert configuration/shade they made, and i think is what you'd get at RSC as a service replacement. Mine had a B3 originally, and in the middle of my photo is a B4 i was considering.