What does the diamond mean in Sorry?

What does the diamond mean in Sorry? time – the game could go on far too long if that were so. The diamond was added in Sorry to make it clearer that there was a barrier and that you could not move forward across your own diamond, although the rules did specify that you could move backwards over it.

time – the game could go on far too long if that were so. The diamond was added in Sorry to make it clearer that there was a barrier and that you could not move forward across your own diamond, although the rules did specify that you could move backwards over it.