Watch

FIG. 1 is a top, right, front perspective view of a watch of our new design; FIG. 2 is a bottom, left, back, perspective view thereof; FIG. 3 is a front view thereof; FIG. 4 is a back view thereof; FIG. 5 is a right view thereof; FIG. 6 is a left view thereof; FIG. 7 is a bottom view thereof; FIG. 8 is a top view thereof; FIG. 9 is an enlarged detail of a portion as defined by dashed circle 9 in FIG. 3 ; and, FIG. 10 is a perspective view thereof. The ornamental design which is claimed is shown in solid lines in the drawings. The dash-dash broken lines in the figures illustrate portions of the watch that form no part of the claimed design. The dash-dot broken lines in FIG. 9 show the bounds of the enlarged detail and form no part of the claimed design. The dash-dot broken lines in FIG. 10 show the bounds of the claimed design and form no part thereof.