Porsche Design Worldtimer P’6750Reference number: 6750.13.44.1180. MOVEMENT: caliber ETA Valgranges A 07 111 with Eterna module; self-winding mechanical GMT function. DIAL: Black with numeral indices; luminous material-coated indices and hands; flange with minutes scale. CASE: matt-finished titanium or black PVD-coated titanium case; screw-in crowns; cambered, anti-reflective, scratch-resistant