"To commemorate the Marriage of The Prince of Wales & Lady Diana Spencer, 29th July 1981" 

White milk glass mug in excellent condition.  No chips or cracks.  Color vivid.  A couple of tiny specs on graphics, appear to be part of the manufacturing process, not wear.  Measures 3 1/2" tall.  Great addition to any collection.  Please view all photos, this is the exact item you will receive.