Go for something that always sings to you and pleases you every time you look at it. To me the combo of green bezel with the sunray silver dial and a touch of yellow gold has given me a lot of wrist time for the past few years. Enjoy whatever gold version you pick in the future.
To me an ultimate full gold speedy would be sedna gold with black dial or moonshine gold with red bezel like Apollo 11. Either combination is more everlastingly classy and unique than the one with green dial. It would all come down to what your preference is. Is it the green dial alone or the combo