Recently was 40% off, and I've been keeping an eye on them from the previous deal. Now for Easter, it's 45% off. For a Double sized bed, I would save another $47, like so:
At 40% off, it is $514
At 45% off, it is $467.,
Previous deal here: https://www.cheapies.nz/node/26870
I'm not sure of the quality of the beds (search past deals in comments for some ideas there). Apparently they are on the firmer side, and on the website, they claim firmness as 7/10.
Free delivery for Auckland, unsure of costs elsewhere. They offer a 100 day sleep guarantee, so if you are not happy with it, they will provide free returns.