A styling update for 1992 produced a more rounded appearance front and rear. (en.wikipedia.org)
Note that camera button and power button on the back has a generous radius and they blend quite fine, thus, contributing to the smooth and rounded appearance of the G5. (phoneradar.com)
Don't worry, it's just temporary and the head will take on a beautiful round appearance in a couple of days. (checkpregnancy.com)