Hublot Big Bang Unico 18Kt 玫瑰金 45 毫米男士手表

45mm 18kt rose gold case, skeleton dial, fixed bezel, transparent case back, black rubber strap, automatic movement, push button folding clasp, screw down crown, power reserve 72 h, 38 jewels, Features a "Flyback" function, which allows instant restarting of the chronograph with a single push of the button instead of the need to stop, reset & then restart the stop-watch, water resistant to 100m/330ft.