Please excuse my poor macro shot, but I got a photo of its eyes the other day. I think you might be spot on, Tony. The size and markings match that of the male
Deinopis Subrufa.
It vanished that night and I haven't been able to find it since, so I missed the opportunity to see cast its net.
Argiope Protensa has a different shaped abdomen, Sil, and its legs have more of a pointed appearance. Thanks for the suggestion