Chens Men's Automatic 18K Gold Stainless Steel Multifuctional Blue Dial Brown Leather Watch For the automatic watch which has not been dressed for over 48 hours,the knob shall be rotated for at least 20 rounds to start the driving system of the movement. This watch with a 24h dial and a second dial.Date in the position of 3 oclock. This watchs crown can be pulled out into two sections.The first section is for setting date,the second section is for setting time(both towards to inside). You can make a distinction between AM time and PM time via the hour dial. About how to set time:rotating the knob,at the time when the date jump to another day(it is 24 oclock or 0 oclock),you can set your time.If it is AM now,just set the right time;but if it is PM,please firstly just keep the hour hands rotating for a whole circle then set your pm time.