HB Factory Hublot Big Bang Unico Tourbillon 45mmMOVEMENT: Manual Handwind Movement, 28800bph with Decoration like the Gen 6035 MovementCASE DIAMETER: 45mmTHICKNESS: 15.3mmDIAL COLOR: Skeletonal dial with Numeral MarkersCASE MATERIAL: 18K Rose Gold Plated Solid Stainless Stee..