James bond purchased 4 golf balls before he played a round of golf against goldfinger what brand were they and what symbol did they have on them?

James bond purchased 4 golf balls before he played a round of golf against goldfinger what brand were they and what symbol did they have on them?
penfold heart golf balls with a small red heart on eachhttp://www.jamesbondlifestyle.com/index_contest.php?m=contest&g=contest008