"This indicates that Christy is now starting to fulfill her true potential."
Speaking after the event, Christy said she was "relieved and really thankful," to have landed her gold medal winning run.
Christy placed second in her qualifying heat earlier in the week allowing her to leap frog the semifinals competition and progress straight to finals.
"The pressure was intense for qualifiers but I landed a run that was consistent and so went straight through to finals," she explained. (Listen to full interview here)
Team mate Rebecca Torr placed fourth in her qualifying heat allowing her to progress to semifinals where she placed fifth, missing out on finals.
The Stoneham competition concludes the qualification process for New Zealand's Olympic athletes and the nomination process for Sochi 2014 Olympic Games selection will get underway this week pending final confirmation of national quota spot allocations.