Good vintage condition and running well.  

Maker: Omega
Model: Seamaster De Ville
Reference: 166.020
Year: 1966
Case No: N/A
Movement No: 24264555
Material: Stainless steel
Dimensions: 34.5mm diameter; 10.25mm thickness
Crystal: Plexiglass
Lume: Yes, tritium
Caliber: Omega, self-winding, caliber 569