The ornamental design for a palace shaped watchdisplaybox with single watch winder, as shown and described.
FIG. 1 is a perspective view of palace shaped watch display box with single watch winder showing my new design.
FIG. 2 is a front view thereof.
FIG. 3 is a rear view thereof.
FIG. 4 is a right end view thereof.
FIG. 5 is a left end view thereof.
FIG. 6 is a top view thereof.
FIG. 7 is a bottom view thereof.
FIG. 8 is a perspective view showing an open position of my new design thereof; and,
FIG. 9 is a perspective view showing an open position of my new design with a sample therein, wherein the broken lines in the drawing is for illustrative purpose only and shows the portion that forms no part of the design to be claimed.