Maxpedition condor 2. It's tacticool, functional, quality and it looks nice
I have that Mil-tec one and I feel like it's more functional than fashionable, but I guess it does it's part in a techwear outfit. It is very /k/ommando-core though.
If you're into the military thing LBX put one of their classic bags up for about $70.
You can get an extra 5% with NRA-LOD couponed in.