1. A quartz crystal device, comprising:a quartz-crystal vibrating piece;
a container that houses the quartz-crystal vibrating piece; and
a pedestal, located between the quartz-crystal vibrating piece and the container for connecting and fixing the quartz-crystal vibrating piece to the container, the pedestal being configured with a crystal, wherein
the pedestal is fixed to the container at three places of a first fixation point, a second fixation point, and a third fixation point in a plan view,
the first fixation point, the second fixation point, and the third fixation point are configured so as to become positions where an inner center, an outer center, or a gravity center of a triangle formed by connection of the first, second and third fixation points and a gravity center of the pedestal match.