If the prices stay the same, and if the listings will remain, then they will probably be the cheapest prices for Australian Stock to date, after applying the 20% off code. Free Click & Collect if your nearby store has stock, otherwise delivery cost is showing up as $5.06 for me in NSW. Galaxy S9 64GB (SM-G960F), $956.80
Purple: https://www.ebay.com.au/itm/123187319255 Galaxy S9 Plus 64GB (SM-G965F), $1076.80
Oops, posted minutes too late, already published by nocure already
Galaxy S7 32GB (SM-G930F), $462.40
While the device is getting old now, it is still quite a capable one in this price range for Australian stock.