Depending on character gender, some of the Scion gear in the cash shop may help you in this endeavor as well.
Papalymo's arms.
Yda's feet. (although her attire is set as one piece, as opposed to Papalymo's which is separate)
Otherwise, moonfire, allagan, alex/midas or ironworks are probably your best bets. At least best that comes to mind atm.
Edit: Some parts of the darklight pieces look a bit "plate-like" as well.
Papalymo's arms.
Yda's feet. (although her attire is set as one piece, as opposed to Papalymo's which is separate)
Otherwise, moonfire, allagan, alex/midas or ironworks are probably your best bets. At least best that comes to mind atm.
Edit: Some parts of the darklight pieces look a bit "plate-like" as well.