The MRGG2000RJ-2A has an all-titanium case, back cover and clasp ... and its battery is self-charging through Casio's Tough Solar technology. And yeah, if you even have to ask, the watch is ...

Meanwhile Casio ... of titanium alloy. One final interesting feature is a mechanism that ensures the MR-G logo on the screw-down crown always lines up perfectly when secured. It may be small ...