five o'clock
Nobili caught and repeated the words in a voice so strange , it sounded like the echo from a vault . `` Wall ! by Jove ! It 's five o'clock ! '' exclaimed Prince Ruspoli , looking at his watch . `` My dear fellow , '' he said , addressing Nobili , `` I have an appointment on the ramparts ; will you go with me ? '' He passed his arm through that of Nobili .