The ornamental design for a personal watercraft frontgrill, as shown and described.
FIG. 1 is a top, front left perspective view showing a personal watercraft front grill according to our design;
FIG. 2 is a bottom, front left perspective view thereof;
FIG. 3 is a top plan view thereof;
FIG. 4 is a bottom plan view thereof;
FIG. 5 is a front elevation view thereof;
FIG. 6 is a rear elevation view thereof;
FIG. 7 is a left side elevation view thereof;
FIG. 8 is a right side elevation view thereof; and,
FIG. 9 is a front left perspective view thereof on a personal watercraft, with the personal watercraft shown in broken lines.
Throughout the figures, where shown: (i) the broken lines showing additional structure of the personal watercraft front grill and the watercraft on which it is shown are for illustrative purposes only and form no part of the claimed design; and (ii) in FIGS. 1 and 3, the dotted/dashed lines immediately adjacent solid lines represent unclaimed boundaries of the claimed design and as such, the configuration of the unshaded surfaces defined in whole or in part by those dotted/dashed lines form no part of the claimed design. Portions of the personal watercraft front grill not shown in the Figures and not otherwise described in this specification do not form part of the claimed design.