HEUER seltener Schaltradchronograph mit Kaliber Valjoux 23

HEUER seltener Schaltradchronograph mit Kaliber Valjoux 23 in Edelstahl, Schweiz um 1950, Handaufzug, sign. Boden geschr., schwarzes orig. Glanz-Zifferbl. altersbed. pat., orig. Zeiger, sign. Werk, 17 St., rotgold. Räder, Gluc.-Schraubenunruh, D. ca. 35 mm, EZ 2-3
HEUER rare intermediate wheel chronograph with calibre Valjoux 23 in stainless steel, Switzerland around 1950, manual winding, signed screwed down case back, black original shiny-dial due to age patinated, original hands, signed movement, 17 jewels, pink gilded wheels, Glucydur-screw balance, diameter approx. 35 mm, condition 2-3