Roventa-Henex “Two-Time”

European Watch Clock and Jewellery Fair 1987 BF 302
The Roventa “Two-Time” is designed to provide the time of day in two timezones (local time and GMT, for instance), by means of a pushpiece-operated second hour hand. It is fitted with an ETA quartz calendar movement specially modified by Roventa. Goldplated case with mineral crystal water-resistant to 30 m. (ROVENTA-HENEX “Two-Time”)