Caliber 5000 (day date) and 5001 (date) with a frequency of 65 kHz. Released around 1973.
Quartz Watches with Micromotor and hands · No. 62
62. Porta Quartz
An early quartz wristwatch.
An early quartz wristwatch.
Caliber 5000 (day date) and 5001 (date) with a frequency of 65 kHz. Released around 1973.
