My fine friends at The Framemakers in Waterville, Maine, did this for me. They’re very creative and managed to come up with a way to illuminate the brightness of the light reflecting off of the aluminum image against the dark etched background.
This gallery contains 4 photos.
Thanks Shift! at Instructables.com for this instruction guide: http://www.instructables.com/id/How-to-Set-A-Permanent-Etch-A-Sketch/