Sorry I'm being a pain asking all these mutation questions
This is also a new bird I have, Lady is the youngest (I think)
Is she a normal English budgie? Lady is a lot bigger than the others, she also has grey/cinnamon coloured wings
Lady looks exactly like my Chip ! The same color by the looks of your pic of Lady. Sky blue Cinnamon. She looks like she could be an English too, because the fold in the feathers above the eye. Do you know how many grams she weighs?