iconic
= famous, memorable, representing a certain time and place
Anna Nicole
Smith will be remembered for her iconic Guess ad campaign in the early 1990s.
timeless
= something that is still beautiful no matter how much time passes, no matter what the current trends or styles are
Grace Kelly wore a beautiful, timeless gown on her wedding day. On the other hand, Princess Diana’s wedding dress is NOT timeless. When you see a picture of the dress, you know right away she was married in the 1980s!
classic
= traditional, always fashionable/stylish, popular for a long time
Ralph Lauren has put his unique touch on the classic little black dress.
fave
= informal, slang, short for ‘favourite’
Stella McCartney is my fave fashion designer.