The first “classic” red and gold armor, with pointed areas creating a “widow’s peak” effect on the mask…
The second “classic” armor, with the gold faceplate flush to the red portion of the helmet, held on by studs, and no longer having such a complex “neck” area of the armor…

And the third, longterm version of the classic duds…

Next, the stealth variation of the classic armor

Tags: classic, iron man, ironman costume, marvel, stealth variation, tony stark