After playing the 18th hole you will automatically be asked if you want to end the round. If you wish, to end the round select ‘End Round’, if you don’t want to end the round select ‘Resume Round’. You can manually end a round at any point by navigating to the Game Menu and selecting the 'End Round' option.
Play Back 9
If you are playing a 9 hole course but playing another 9 holes: Scroll down to 'Play Back 9' on the End Round Screen, by selecting this option your watch will search for and show nearby courses again. You can select one of these and continue playing to record a back 9.