Autonomous Pulse Sensor

I participated in a kickstarter campaign to fund the pulse sensor: http://pulsesensor.com/. I recieved it and it's great but I thought it would be nice to make an autonomous heart rate monitor.
So I added to my arduino a Nokia 5110 LCD that you can get from Sparkfun, adafruit or ebay.

After some coding I had a nice heart rate monitor with text and some nice graphics and thought I should make a case to make it even nicer. After a few minutes in sketchup I had a case for the LCD that I am shar