Steve,
It's probably bigger than you had in mind, but I would highly recommend the Topman Z saw, and also the Sawing Guide that they sell.
It's a modern version of the classic Japanese pull-saw, and the performance is amazing.
They may do something smaller, I haven't checked.
MichaelG.
.
Edit: Topman website unfortunately has little technical content.
Edited By Michael Gilligan on 20/07/2014 12:16:11