Look what you made me do. Took my 10x loupe and looked. First thing I saw was a speck of lint inside! Time to shuck the oyster again. This time it'll be easier as the case catches have been lubed with a nano layer of teflon.

Its sunken. Each has its beauty. Love how every B has a different shade of blue. The greys are even more varied. Different shades and different levels of metallicness

Oh Tool 011 is probably freely available in every city and I do mean free! I did study the schematics and mechanics of how the case works from tons of pics n diagrams and what tool 033 actually does. Think tool 033 Was made for watch shops with no master watch maker.