we say it is o'clock. When the minute hand points to the 6, we say it is half past. On this clock above the minute hand is pointing to 12 so it is o'clock. The hour hand points to 3.
The present clock was purchased from Bensons of London ... "People hear them, they see them, but people just drive past them but don't actually realise that they're there, so it's always nice ...