Orient Automatic 21 Jewels World Time Power Reserve FA06001B Mens WatchOrient Automatic 21 Jewels World Time Power Reserve FA06001B Men's WatchWorld time functions are nothing new, none are the 24 hour indicating functions the difference is in presentation. Instead of adding a hand and a sub dial, Orient thought about making things a bit more spectacular, so the entire inner bezel rotates counter clockwise with the passage of hours. Together with the world time denoting bezel and the power reserve indicator, it makes up