Take a look at the Apple Watch Edition on this page:
http://www.apple.com/watch/apple-watch-edition/
The cap of the "crown" is color matched with the bands. Seems like it could get really tacky if you use a different style/color band.
http://www.apple.com/watch/apple-watch-edition/
The cap of the "crown" is color matched with the bands. Seems like it could get really tacky if you use a different style/color band.