• Movement 
  • Year of manufacture 
  • Lot number 
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IWC ELECTRONIC STEEL International Watch Co., Schaffhausen, "Quartz Electronic," case No. 2031978. Made in the 1970s. Fine, tonneau-shaped, center-seconds, stainless steel quartz wristwatch with date and an integral stainless steel IWC bracelet with deployant clasp. Two-body, polished and brushed, stepped bezel, snap-on case back. Blue with applied steel baton indexes and luminous dots, aperture for the date. Luminous steel baton hands. Cal. C.150 (Bulova 9162), rhodium-plated, fausses cotes decoration, Diapson tuning fork, 12 jewels.