ZENITH, El Primero, Surf, "Tachymetre", Wristwatch, 39,5 x 44 mm, steel, automatic, mineral crystal, date, integrated bracelet, length 185-191 mm, ca 1974. Caliber 3019 PHC, Reference nr 01.0200.415 Movement (7/10) Dial and hands (7/10) Case (7/10) Original Bracelet (7/10) Buckle (Clasp) Certificate (No) Box (No) Overall Opinion (7/10) Overhaul recommended, at buyer's expense