This is a very minimal rig I have for urban carry around town everyday. Sort of an "I've lost everything on me but this ring, get me home kit". Not intended for wildnerness carry, so I skipped firestarters...etc. (which are in my small EDC pack)

Victorinox Cadet
Capsule with emergency cash and list of friends and family's home/cell phones, with "800" number and access code for a pre-paid long distance calling card, to use from any phone if I've lost my cell.

Light
Whistle
Spare car key
key to secure box in my car that has more cash and gear