Here we see that the lower balance staff pivot is broken, and as is often the case, the lower jewel is ruined also. This sort of damage will occur anytime a watch is dropped, or otherwise receives a sharp jolt.
An open face movement is setup so that the stem is at the 12:00, upright when held stem up, and the seconds dial 180 degrees off the stem.
Movement types and case types are often mix and match. The dials are also found made in different orientations, the markers rotated to adapt movements to the opposite case style.
On the Elgin serial number database site movements are referred to as hunter or open face. But this distinction has nothing to do with the type of case the watch is actually in. It refers only to the style of the movement.