ITEM NUMBER: EX120.11.AA.AA.ABRUA

Movement: Caliber: JCAM45, hand-wound, skeleton, black PVD and rose gold coating Diameter: 14.25 mm Height: 5.90 mm Components: 158 Power Reserve: 48 hours Frequency: 28,800 vib/h (4 Hz) Jewels: 21 Functions: hours and minutes Structure: vertically aligned skeleton structure. Openworked barrel. Dial-side balance wheel   

Case:  Diameter: 44 mm Height: 13.05 mm Material: black DLC steel Crown : black DLC steel with black aluminum tube Crystal : sapphire with anti-reflective treatment Case Back: sapphire with "Producer Michael" signature Water resistance: 50 m (5 atm)   

Dial & hands:  Dial: openworked rose gold-PVD bridges with red Jacob&Co. logo, rainbow Neoralithe minute track. Hands: drumstick-shaped   

Strap & clasp:  Strap : honeycomb rubber strap on black DLC steel pin buckle Limited Edition: 101 pieces