Gulfmaster GWN-1000. My favourite of the Gulfmaster series: More features than the GN, plus solar. Not as many features or upgrades as the Q but I wouldn't need those anyway. I work offshore and this has everything I need. : r/gshock
Casio G-Shock Collector's Guide: Master-of-G
G-SHOCK GWN-1000 Gulfmaster Specifications and New Releases - G-Central G-Shock Fan Site