Where can you get a pretty tea cup set in London?

Question

My mom wants some "real" English tea cups, and as my dad is going to London for two weeks, it's the perfect opportunity. Please list specific stores, if you can :)

Answer 1

Fortnum and Mason.

Answer 2

Harrods, or if you want ones that are souvenir style, the tower of London has a gift shop that sells tea cup sets.

Answer 3

Whittard of Chelsea