Despite the touch economic climate, the royal household has shown few signs of wanting to tighten its belt.
She braced herself against the cold of the southern hemisphere's winter in her skimpy outfit as scores of tourists had photos taken next to the topless women.
The women say the police called to the scene threatened to arrest them during a heated discussion on the sand watched by bewildered sunbathers.
Despite growing discontent, maidens still flock in from across the country - some attend the ceremony every year until they marry.
The footage has been posted on YouTube and has already gone viral.