Here is the advantages of current updates in the audible application made by watch IOS 5! You only thing you should have is an Apple Watch and download Audible Application from the App Store without any fee. When you have them, you can listen to music, podcast, even an audiobook of a big novel from your Apple watch via Bluetooth even without iPhone.
While using an audio application, you are also able to pause or rewind whatever you listening from the Apple Watch. Only synchronized your iPhone with your podcast only once before you leave!