Ball watch company for bmw power reserve bmw 100th anniversary pm3010c s1cj gy after realising the undeniable connection between the watchmaking and automotive worlds since both search for perfection and precision ball watches combined forces with bmw to share these core fundamentalsand create a watch collection that celebrates the unique hallmarks of bmw vehicles this ball for bmw power reserve 100th anniversary watch boasts an impressive 42mm stainless steel case which hides the automatic