If I recall it was something about the base being a vr3135 with a few modifications. It wasn't holding up too well. Not sure about that today.I’ve heard that the VR3235 is a good option. Why is it not liked by watch makers?
May be wrong but I think it was because the vr is difficult to mod, doesn't accept Gen parts, whereas the VS does.If I recall it was something about the base being a vr3135 with a few modifications. It wasn't holding up too well. Not sure about that today.