FIG. 1 is a right front perspective view of the right side eyeglass earstem showing my new design, the left hand side eyeglass earstem (shown in broken lines) being a mirror image thereof;

FIG. 2 is a top plan view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is an inverted left side elevational view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is an inverted rear elevational view thereof; and,

FIG. 7 is an inverted front elevational view thereof.

The broken lines showing the eyeglass lens and nose piece portions in FIGS. 1 to 7 are for illustrative purposes only and form no part of the claimed design.