Set yourself a walking route on Garmin's sat-nav app and, if you have Sony's smartwatch, you can follow it on your wrist.
A couple of reports tip Google's smart watch to be made by LG and to be launched at Google's I/O event at the end of June.
New concept designs imagine designs for the rumoured Apple iWatch inspired by the iPhone 5S and colourful 5C.
ZTE has announced what it'll have on show at CES, and it includes a smart watch, a phablet, and plenty of phones.
Another Sony smart watch has been approved by the FCC in the US, and is expected to make its debut at CES in January.
Google Glass 2.0 is coming to a face near you, and reports say Google is close to putting a smart watch on your wrist too.
Online reports suggest that the handset maker could have a smart watch in the market by the end of 2014.
Adidas has joined the smart watch race with a wearable fitness tracker that races ahead of the new Nike FuelBand SE.
With GPS, audio coaching and heart-rate monitoring, this is a wearable device aimed at true fitness freaks.
What does it take to make a great smartwatch? Maybe the key is just enough that's actually useful.