Amazon offers the Sony SmartWatch for Android Smartphones for just $78.24 with free shipping.  This is about $10 under our last listing and the best deal we have seen right now for this smartwatch (last seen listing at $99.97 at Sony , when in stock).

The 1st generation Sony SmartWatch is 8mm thin and allows you to read sms, twitter, and calendar reminders, reject/mute calls or accept into a headset, and can be customized via Android apps.  Compatible with a wide range of Android phones (not all).