The ornamental design for a watch, as shown and described.
FIG. 1 is a front perspective view of a watch showing our new design;
FIG. 2 is a top plan view of the watch of FIG. 1;
FIG. 3 is a bottom plan view of the watch of FIG. 1;
FIG. 4 is a left side elevational view of the watch of FIG. 1;
FIG. 5 is a right side elevational view of the watch of FIG. 1;
FIG. 6 is a front elevational view of the watch of FIG. 1; and,
FIG. 7 is a back elevational view of the watch of FIG. 1.
The shading of the numbers “3” and “4” in FIGS. 1-2 are intended to show a contrast in appearance between those numbers and the other numbers of the watch.
The broken lines in the drawings show features that form no part of the claimed design.