Limited edition of 250 piecesr automatic skeleton chronograph seconds 30 minutes counter hours minutes seconds black skeleton dial black minute scale with white super luminova graduation black hours and minutes hands coated with white super luminova 46 mm steel case with polished bevel horns steel right hand control pushers crown secured by a bayonet system with red safety ring lateral porthole at 10 oclock to admire escapement and balance wheel black ceramic zro2 bezel with gr