The ornamental design for a ring, as shown and described.
FIG. 1 is a front view of the ring;
FIG. 2 is a left view of the ring of FIG. 1, the right side view being a minor image thereof;
FIG. 3 is a perspective view of the ring of FIG. 1;
FIG. 4 is a top view of the ring of FIG. 1,
FIG. 5 is a bottom view of the ring of FIG. 1; and,
FIG. 6 is a rear view of the ring of FIG. 1.
The ring is typically used as a piece of jewelry, and is placed on the fingers of individuals primarily for decorative purposes. The ring is comprised of a hollow circular body with a jewel centerpiece set on the ring.