My tank has cost (excluding stock)
$2,250
Acardia 3000 series (1* 150 watt metal halide and twin blues) +$456.50 (trade me 6 months old)
Deltec MCE600 new $700 (via the net)
Surface skimmer $20 (trade me)
Seio M1100, and M820 $100 & $85 (via mate and net)
Heater $40 (local pet store)
Tank $140 (local pet store)
Stand $200 (via builder mates, mate)
Safety cut out boards $30 (dick smith)
Coral sand $50 (local pet store)
Coral rock $200 (via mate and local pet store)
Test kits & other etc.. $208.50 (via pet stores) barrels, glass cleaners
Fans $20 (the warehouse)
So its possible for under 2,500. as I am adding a Reverse Osmosis unit for under $200 soon