The ornamental design for a perfumebottle, as shown and described.
1. Perfume bottle
1.1 : Perspective
1.2 : Front
1.3 : Back
1.4 : Right
1.5 : Left
1.6 : Top
1.7 : Bottom
Bottle comprising a body and a cap; the body is cylindrical with a circular base; it has a bottom bulging inwards; it is surmounted by a central neck in the shape of a domed ring, with a narrowing between it and an upper shoulder of the body; the cap is cylindrical with a circular base, with a diameter approximately equal to that of the narrowing of the body.