If the buttons are pulling or the lapels bow, the jacket is generally too tight. Chest looks fine in the grey suit, and jacket length looks fine, sleeves look a little short, but that could be fixed at the tailor.
I voted no medallion. I'm kicking myself for not getting in on Skoak's cognac shell version, and I'd like to get as close as possible - save for color of course. JR sole was my vote too, but that's not a deal breaker.