Wow, much larger image at the movie site, thanks Waldo. I retract my above post ... to make matters worse, the guitar in the pic I linked isn't even a Calibre either.
With those double-dot fret markers, it looks much closer to the Spacetone model, but still curiously with no f-hole. You read that right folks: Jerry playing a Spacetone.
"There, in huge black letters, was 'The Grateful Dead'. It just... cancelled my mind out."-Garcia