Supplies You Need:
(optional: galvanized wire or a paperclip you don't mind ruining)
Tools You Need:
Files/Sandpaper (optional: rotary tool)
Step 1: Planning the Design
The rectangular shape was originally approximately what size I wanted the brooch. Obviously it got a bit bigger than I'd wanted, but still of a nice, wearable size.
I used a permanent marker to draw on the inside of my opened can/sheet of metal and got out the safety goggles and tin snips.