Watch case

FIG. 1 is a front, right side, bottom perspective view of a watch case showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a reference perspective view thereof, with a watchband attached.

The broken line showing of the watch case is included for the purpose of illustrating the environmental structure and forms no part of the claimed design.