Parmigiani Fleurier Tecnica Piece Unique Minute Repeater Tourbillon Perpetual Calendar Platinum with Hand Engraved Dial and Case Back. A one-of-a-kind masterpiece from Parmigiani Fleurier, the Tecnica features a tourbillon, a minute repeater, and a perpetual calendar. Some impressive engraving work, both front and back. The style, the finishing, the complication — talk about an incredible watch! This is one of those pieces that can only come from a shop like Parmigiani. The caseback is hinged, offering a view of the equally extraordinary movement: a tourbillon, a minute repeater, and a perpetual calendar, all in a single-integrated caliber. This level of complication and beauty is rarely seen, even at the highest levels of watchmaking.