"Sorry," Hermione said, "I know you both have more expensive tastes, but they’re magical watches. For communication.... I do a bit of work with George at the shop, we play around with new ideas and we came up with these for Hogwarts students, but Shacklebolt has commissioned some for the Aurors with a more decent range and I asked George to do a couple for you both. I know you like to stay in contact..."