European Watch Clock and Jewellery Fair 1988 BF 315
Eterna’s top-of-the-line analogue quartz chronograph features two step motors : one for the hours, minutes, seconds, date and moon phases, the other for the chronograph functions : seconds (to 1/5th sec.), minutes (30-minute totalizer) and hours (12-hour totalizer). Case water-resistant to a depth of 130 m, fitted with an outcurved scratch-resistant sapphire crystal. Bracelet with foldaway-type safety clasp on the integrated version. Internationally registered model available in solid ’18K gold with gold bracelet or genuine croco leather strap, or in gold and steel with 18K gold segments or outcurved scratch-resistant blue sapphires set into a
gold bezel. (ETERNA “Air Force”)