Creating and Running a Wearable App requires also an external device
http://developer.android.com/training/wearables/apps/creating.html
Standalone Smartwatch Options
http://smartwatches.org/learn/best-standalone-smartwatch-options/
Omate
http://www.gizmag.com/omate-truesmart-plus-smartwatch-details/39517/
MEMTEQ Smart Watch w/o GPS
https://www.youtube.com/watch?v=x-PVw7IAT3Q
http://www.amazon.co.uk/MEMTEQ%C2%AE-Bluetooth-Smart-Camera-Android-Silver-DZ09/dp/B00QRVALUU/
ZGPAX S6 w/ GPS
https://www.youtube.com/watch?v=p_-1Nfp3gCo
http://www.amazon.com/Smartphone-Smartwatch-MTK6577-Android-Screen/dp/B00LO1ROQ2
JUST ALERT
http://justalert.gr/?page_id=235&lang=en