The mark consists of a circle with Detroit at the top and certified at the bottom. a smaller circle in the middle with what up doe Est 1983 in it.
DETROIT CERTIFIED WHAT UP DOUSE EST ONE NINE EIGHT THREE; DETROIT CERTIFIED WHAT UP DOUSE EST NINETEEN HUNDRED EIGHTY THREE; DETROIT CERTIFIED WHAT UP DOUSE EST ONE THOUSAND NINE HUNDRED EIGHTY THREE
Color is not claimed as a feature of the mark.