@NWF_Renim: Should note though that Amu's guardian...

NWF_Renim
2015-05-12T12:32:06-04:00

Should note though that Amu's guardian characters are tied with the 4 card suits. Ran = Amulet Heart, Miki = Amulet Spade, Suu = Amulet Clover (Clubs).

The licensed manga did translate her name as Amulet Diamond.