Tech Specs from Sinn:
Movement
* Caliber:ETA-Valjoux 7750
* Movement winding:Automatic
* Bearing jewels:26
* Alternations:28.800 /Std.
* Ar-Dehumidifying Technology for enhanced freedom from fogging
* Magnetic Field Protection up to 80,000 A / m
* Integrated pilot’s bezel
* Second time zone on a 24-hour basis
* Five conversion scales for European and American units
* Low pressure resistant
Case
* Case material:Stainless steel with Black Hard Coating on a TEGIMENT Technology basis.
* Crystal:Sapphire, with anti-reflective coating on both sides
* Case back:Solid, Nickel-free
* Water resistant:as per DIN 8310
* Pressure resistance:20 bar (200 meters)
* Diameter of case:44,0 mm
* Watch thickness:15,5 mm
* Weight:103 g
* Band lug width:22 mm