Spotted this at the Dunedin store this morning but should be part of their nation-wide gaming clearance. From memory when I worked there over the Christmas holidays both the original OLED model and newer Slim model were under the same barcode so you might be able to get either model for $200.
https://www.playstation.com/en-us/explore/psvita/
Next cheapest is MightyApe for $297: http://pricespy.co.nz/product.php?p=2417404
Apologies for lack of photo of actual deal