Casio Pathfinder tripple sensor.
You said Big, well, this watch is big.
Built in digital compas, barometer, altimeter and thermometer.
Also give time!
Chrono, alarm... all the shits you need.
Also a cool feater that detect your wrist inclinason and automaticaly turn on the back light.
Price range should be around 150-250$. I had this one for my birthday a couple of years ago and costed about 250$.