I don't know if "needle" is a more used the term in the US than "hand". Has hand a bit more British ring to it, dunno. Anyways, moot understood what I meant.
There could also be a separate key for resetting it and maybe the scale of the gauge could be taken up to 10Gs. It would provide some entertainment as you limp home with a 262 with missing wing tips.
Tell-tale needle in a tachometer:
Tell-tale needs for both positive and negative Gs in a G-meter: