The Angelus U10 Tourbillon Calavera reference 0LUAS.B01A.C001F is a totally unique piece, meaning that there is just one of these versions of the already super-rare Angelus U10 Tourbillon Lumiere (hands-on here). The watch takes the seriously weird (but in a cool way) U10 Tourbillon and gives it a few cosmetic changes – most notably the Mexican...