ABF Factory Franck Muller Vanguard Crazy Hour Series MOVEMENT: Asia 23J Automatic Movement CASE DIAMETER: 44mm X 54mm THICKNESS: 13.5mm DIAL COLOR: Blue Textured Crazy Hour Dial with Numeral Markers CASE MATERIAL: 18K Rose Gold Thick Plated (5 mils) on Solid Stainless Steel 316L BRACELET: Black Gummy Leather Textured Top Rubber Strap with Deployant Clasp FRONT GLASS: Sapphire Crystal CASE BACK: Solid case back with detailed engraving BEZEL: Rose Gold Plated Bezel CLASP TYPE: Deployant Clasp