It was a record-extending tenth victory in the tournament for the world number one.
The Welshman claimed his 24th ranking title 24 years after he first captured the British Open prize.
His success comes after four previous defeats in ranking event finals.
Victory came on his debut in the competition.
The Englishman pockets a champion’s cheque worth £500,000.
It’s the second edition of the competition he has emerged victoriously from this season.
The Australian lost only 12 frames in the entire tournament.
The Welshman moves back into fifth place on his own on the all-time ranking event winners’ list.
The Englishman continued his relentless pursuit of titles at the weekend.