To adjust the date of the Citizen Eco-Drive watch, pull the watch handle out one click, which is the second position, and it is time to adjust the time. It should be noted that since the Citizen watch uses a 24-hour format, Therefore, when adjusting the calendar, you need to move the date forward one space.

"Eco-Drive" is Citizen's registered trademark, which means promoting and maintaining the ecological environment. Eco-Drive watches are green and environmentally friendly products that Citizen Company contributes to society. Citizen hopes to bring the concept of environmental protection to the public through Eco-Drive watches and is the first company in the watch industry to obtain environmental certification.