Dimond was selected at age 14 in a New South Wales schoolboy side in a curtain raiser to the 1952 Australia and New Zealand Test match.
His tour highlight being his two tries in his country's 50–12 victory at Station Road, Swinton near Manchester that was dubbed the 'Swinton Massacre' and it was also the match that secured the Ashes for Australia on British soil for the first time.
His final appearance in the Australian team came in the third and deciding test match against Great Britain in 1966 when Australia again retained the Ashes.
On Friday 24 September 2004 the Western Suburbs Magpies honoured their greatest ever players by naming their Team of the Century.
[6] In 2008 the Western Suburbs Magpies celebrated their centenary by inducting six inaugural members into the club's Hall of Fame.