BR-X1 RS17 Tourbillon Carbone Full Set 250 Piece WW - Carbon case on carbon-lined rubber strap, skeleton dial, blue indexes and hands, date, Mono-pusher chronograph, power reserve, 2 counters, sapphire crystal, screw-down crown, BR-CAL.313 mechanical movement beating at 28,800 vibrations. With original box and papers, complete set! First watch in a 20-piece limited series!