Grade A Pristine
No chips, scratches, or cracks on the front glass and housing
No missing or alternative parts
No sign of liquid damage - liquid contact indicator(s) not tripped or missing
Battery cannot be swollen
Grade B Great
Light scuffs and case markings or discolourations allowed, but no chips or cracks
3 or less scratches on housing
Superficial scuffing allowed on housing and frame
Grade C Good
Unlimited long, shallow scratches, but no chips or cracks on the front glass
Chips on plastic ring around front glass allowed
Unlimited scratched and chips/dents on back cover, housing and corners, but no cracks
Minor cracks on rear camera lens allowed
2 or fewer deep scratches on front glass that are less than 2cm in length
Customized housing and aftermarker covers allowed