The ornamental design for a jewelrychain, as shown and described.
FIG. 1 is a top plan view of a sectional length of a jewelry chain
according to the invention shown in a non-fastened, non-use position, the
bottom plan view being a mirror image;
FIG. 2 is a first side edge elevation view of a sectional length of the
jewelry chain shown in a fastened, use configuration, the opposite side
view being a mirror image; and,
FIG. 3 is a top perspective view of the jewelry chain shown in the
fastened, use configuration.