Royal Oak Jumbo 15400 Lite Version !!!!!!! Made with a Genuine 15400 As Ref, Completely Dissected , 1 : 1 Case Replication Dimension and Profile, Exact Similar Case Construction as the Genuine, Bezel is locked down by the screws from the caseback, Superlume Dial and Needles !!! Asian 2813 Modified to AP 3120 Calibre Bridges ....Model : Brushed 316F Stainless Steel Case, New 15400 Grey Checkered Dial , Super Lume Stick Luminous Markers and Needles on Brushed 316F Stainless Steel Bracelet with New Design Double Deployant Insignia Clasp Movement:Nickle Plated Asian 2813 Automatic movement, Custom Gold Plated Decorated AP insignia Rotor, Modded to AP 3120 Calibre Bridges...Functions: Hours, Minutes, Seconds, Date ( Set at Crown) Same Font as Per Genuine Dimensions : Dia 41mm x 11mm Thk, Exact Dimension As per the Genuine Material: 1 piece forged case construction, solid 316F stainless steel Back : Display Caseback with detail engraving on case rims Crown : One-piece Screw down crown with o ring Crystal: Sapphire crystal Waterproofed to 3 ATM at Factory