Omega Caliber 8520
|Power Reserve||50 hours|
|Vibrations Per Hour||25,200bph|
|Features||Co-Axial Escapement, date|
|Country of Manufacture||Switzerland|
From the Omega website:
Self-winding movement with Co-Axial Escapement for greater precision, stability and durability. Free sprung-balance system with silicon balance-spring. Automatic winding in both directions to reduce winding time. Rhodium plated finish with exclusive Geneva waves in arabesque.
Photo is from a ladies 31mm Constellation watch