Opera Time-Piece by Manufacture Royale

Opera Time-Piece is a watch created by Swiss company Manufacture Royale. The Opera Time-Piece was designed by Fabrique du Temps, composed of 319 parts, and costs $1,2 million. What makes this watch really unique is the case that opens up like an accordion. This unique design feature is made to create a resonance cage/chamber to allow for the minute repeater to sound more lively.

Source: aBlogtoRead.com