The ornamental design for a jewelryclasp, as shown.
FIG. 1 is a front elevational view of a jewelry clasp showing my new design;
FIG. 2 is a right side elevational view thereof;
FIG. 3 is a left side elevational view thereof;
FIG. 4 is a top plan view thereof;
FIG. 5 is a horizontal sectional view taken along the line A-A in FIG. 4;
FIG. 6 is a front perspective view of the clasp; and,
FIG. 7 is a sectional view showing the usage of the clasp in which the ends of a necklace are connected to each other by inserting the clasp into an opening.
The jewelry clasp is shown in broken lines for illustrative purposes only and forms no part of the claimed design.