As promised here is the Radar element so that eveyone can inspect it
https://www.facer.io/watchface/wMoH6fwHdb
The image used was provided by @Rator
I only had to change the image to 330*330px
Here is many tutorials to create this image in different colors
Its basically a gradient filter in angle
Here you can see how to create it, just scroll down to step 16
Radar Tutorial
Once you have the image just select it as a new hand for the second hand 
Hope someone can find this helpful