'Marvella' is just the female version of Marvellous, isn't it? Or at least a personification of the female version...
Hotels will actually charge you for things you take if they are of significant value. And I don't mind. Purchased a beautiful bowl at the Park Hyatt in Sydney once - a wonderful souvenir of a marvellous hotel! Buying instead of stealing also made sure I got a brand new one, instead of a second hand...
The Grand Hyatt in Bangkok also sells some beautiful celadon dishes!