Here are a few more -

First I cleaned up the edge again:



Then I did 10 edge-leading strokes with the 600# stones with very light pressure:



Next I cleaned up the edge again and then did 10 edge-trailing strokes with very light pressure:

Here is the 600# edge trailing blade looking straight down:

I don't see a clear winner at the 600 level...

Love the straight down view. Pretty cool how fine an edge you can get at that level.