only looking a the inside of the archway-not the outside casing/trim. choice 2 for how the panels are done on the walls of the interior of archway. Need to choose an appliqué for the center of the design. No light fixture but the keystone "track" there.
These types of fireplaces, called “kakelugn” in Swedish, are very common in old Swedish apartments, but they are usually quite understated with white tile and small metal doors that open so you can see the fire.