The Essex star denied Caven back-to-back PDC ProTour titles to take the £5,000 first prize - continuing the form which saw him reach the European Championship semi-finals a month ago.
The Derby ace defeated Michael van Gerwen 6-4 in the final to round off a fine day of darts, which included a 6-2 semi-final win over Dennis Priestley - last week's Australian Open Players Championshi
Billabong Tavern in Goulburn is the next stop on the Australian Darting Grand prix calendar when it hosts the Russell Stewart classic on Sept 25 and 26 2010
The £30,000 tournament will take place for the first time this autumn, with the winner taking home £10,000 plus a place in the 2010 Grand Slam of Darts and a PDC ProTour Card.
The 60-year-old veteran took the £5,000 title at the Revesby Workers Club in Sydney on Sunday, securing a place in October's World Grand Prix in the process.
Last 16
Mitchell Clegg 6-2 Brian Rowe
Rob Thornton 6-4 Ben Gaitor
Shane Tichowitsch 6-1 Barry Jouannet
Ron Robinson 3-6 Mick Parker
Mark Webster 6-1 Steve Padget