Description

Numbers are drawn across the middle of the screen and the gaps are filled in. The simple numbers interlock and form unique shapes.  

The color of the foreground shapes for the time can be configured and the background shapes can also be set to the same color.
  
Screenshots show:  
(1) 17:40  
(2) 12:08
(3) 21:53
(4) 10:46 
(5) 09:00 (with Quick View) 

Design created by Justin Schofield from UK originally appeared on the Tokyoflash Design Studio.  It is published with the designer's permission and sanctioned by Tokyoflash.   

The original design found here: 
http://blog.tokyoflash.com/2014/02/19/circuit-e-paper-watch-design-makes-creative-use-of-negative-space/