Apple Watch Sport

Front glass of the device cracked or chipped?

The device must be free of cracks or chips in the screen. If you can put your nail in it, it is a crack.
Fully functional (buttons, headphone jack, camera, etc)?

The device must have fully functioning buttons, headphone jack, wifi, and no other defects.
Powers on and stays on when NOT connected to a charger?

Device must power on and stay on when not connected to an external power source
Is the back or frame of the device missing, cracked or dented?

The device must be intact. The device must also be free of dents, cracks, or other physical damage. If you can put your nail in it, it is a crack.
Screen scratched?

The device must be completely free of scratching on the glass.
Does the Bluetooth work? Can you connect to other devices?

Size