This badge may be reached by ascending the stairs then turning left as shown in Fig. 1. Climb the first available ladder and proceed to the point illustrated in Fig. 2. Look to the ledge below and drop down where the stone wall ends and provides an opening. As shown in Fig. 3, the badge will be on that narrow ledge in plain sight.
Fig. 1: Ascend the stairs and turn left
Fig. 2: Climb the first ladder and proceed to a point overlooking the water and a small ledge.
Fig. 3: Badge of Vows #94. (The badge has been enlarged and enhanced to better depict its location)
Alternatively the badge may be reached by traversing the ledges outside the tower on the north side - starting from the west gate and moving clockwise..