http://img.finalfantasyxiv.com/t/1450fdf...f12_22.png
You can get versions of these as crafted items or from Wolves' Den (PVP) with the seals with some restrictions.
http://img.finalfantasyxiv.com/t/fd637f8...3731_3.png
Labyrinth of the Ancients
http://img.finalfantasyxiv.com/t/d6df69c...2c94_0.png
Syrcus Tower
http://img.finalfantasyxiv.com/t/a5a0726...115_34.png
From dungeons of  Keeper of the Lake, Ampdapor Keep (HM), and Wanderer's Palace (HM)
http://41.media.tumblr.com/5f4df253e2b94...o1_500.png
Final Coil Dreadywyrm gear (T10-T13)
Weapons are all T13 as per previous coil drops
Edit:
Lodestone offers you which coffers will drop what gear
http://na.finalfantasyxiv.com/lodestone/...ategory2=2
Edit2: It will list the coffers (1 or 2) and from what boss. So you can go to boss 2 of Amdapor Keep and see that you can get the Vermilion Haubergeon  (Brass Blade chest piece) and the Vermilion Sollerets but you cannot get both Sipahi Turban and the Vermilion Haubergeon at the same time as they drop from the same chest.
You can get versions of these as crafted items or from Wolves' Den (PVP) with the seals with some restrictions.
http://img.finalfantasyxiv.com/t/fd637f8...3731_3.png
Labyrinth of the Ancients
http://img.finalfantasyxiv.com/t/d6df69c...2c94_0.png
Syrcus Tower
http://img.finalfantasyxiv.com/t/a5a0726...115_34.png
From dungeons of  Keeper of the Lake, Ampdapor Keep (HM), and Wanderer's Palace (HM)
http://41.media.tumblr.com/5f4df253e2b94...o1_500.png
Final Coil Dreadywyrm gear (T10-T13)
Weapons are all T13 as per previous coil drops
Edit:
Lodestone offers you which coffers will drop what gear
http://na.finalfantasyxiv.com/lodestone/...ategory2=2
Edit2: It will list the coffers (1 or 2) and from what boss. So you can go to boss 2 of Amdapor Keep and see that you can get the Vermilion Haubergeon  (Brass Blade chest piece) and the Vermilion Sollerets but you cannot get both Sipahi Turban and the Vermilion Haubergeon at the same time as they drop from the same chest.