Lot N. 225
Yellow gold National Watch single-button pocket chronograph
Switzerland, early 20th century
manual mechanical movement, ref 1537-7001, case with double back, P-M engraving on the front, porcelain dial with chronograph counters at 3 and 6 (present felatura), black Arabic numerals, external graphics in three colors. In working condition, overhaul suggested.
case's diameter mm 48
total g 93,90