Related Clues:

• Benchmark mark
• 'Perfect!'
• Superior school grade
• Enviable mark
• 'I did that perfectly!'
• Distinctive mark
• High score
• Grade on a perfect test paper
• 'Perfecto!'
• Grade that can't be topped
• Sarcastic shout of nonsuccess
• 'I totally crushed that!'
• Superior grade
• Highest possible grade
• Unbeatable grade