It's the Reference 12, as shown here -- http://www.onthedash.com/Guide/_Chronographs/70s_Chronographs/Reference_12/

. . . a nice find for your friend!!

Jeff

++++++++++++++++++++++++++++

: Afternoon all...

: First off, apologies to StewartM - I've sent him a mail asking for
: an ID on this and then thought about posting it up here...

: Bumped into an old friend who found a Heuer in a pawnbrokers and
: picked it up for peanuts. I assume as it's PVD it's likely to be
: early 80s, and I'm guessing it's a Montreal / Pasadena 7750
: derivative of some sort?

: Any ideas?