Sinn Model 503.EZM-1 503.EZM-1 Lemania 5100 Men's Watch From Japan G0217
The small seconds, 24-hour display, and 12-hour counter are removed from the regular Lemania 5100. Degree rank A. Model Model 503.EZM-1. By leaving only the chronograph second hand and 60-minute counter located coaxially in the center.