Bonhams : Omega. A stainless steel quartz calendar chronograph bracelet watch with digital display Chrono Quartz, Ref169.0052, Case No.396 8839, Movement No.40107799, Sold 25th July 1978
Omega Chrono-quartz SOLD – The Watch Collector
Seamaster Chrono-Quartz Albatros Watch from Omega, 1978 for sale at Pamono
Omega - Montreal Olympics Chrono-Quartz 196.0052 personalized for Anzi Besson, '70s | Watches | Finarte, casa d'aste