Oris watch big crown pointer date oris big crown original pointer date is a tribute to the companys timepiece created in 1938 the oversized crown is one of the most prominent characteristics of this watch it is equipped with oris 754 automatic calibre that performs 28 800 vibrations per hour and has 26 bearing jewels a 38 hour power reserve is available for the convenience of the wearer a separate hand and a scale around the outer rim of the dial provide information about the date hands a