According to the Recording Industry Association of America, an album is certified Diamond when it hits 10 million in sales. Double that? That's Double Diamond and only 12 albums have achieved this accomplishment. They include The 80s Show with Jeff Stevens staples like:
Michael Jackson's 'Thriller' with Triple Diamond status, topping over 30 million units sold.
AC/DC's 'Back in Black
Billy Joel's 'Greatest Hits-Volume I &Volume II
Pink Floyd's 'The Wall