I've always liked this one. If you ever decide to flip it, let me know. I'd gladly take it out of your hands.
Yes, the Gundam G-Shocks (there are two, this white RX-78 and a recently released red Zaku) were only available in Japan through LaLaBit. Initial pricing was only 18000 JPY but that certainly was 100% expected to balloon once the watches were released.
Tried several aviators, with resin bands or bracelets, and this one, with its bracelet, was small enough not to have lug overhang on my relatively thin wrists. The GW4000D-1A :