Vintage 1950s Omega Ranchero 30mm Dial CK2990 Vintage 50s Omega Automatic Seamaster Dial C.470, measures 27.4mm across. suits cal 470. A watchmakers find!  

Vintage Omega Automatic Seamaster Automatic Black Honeycomb Dial C.344Vintage Rare Omega Automatic Seamaster Automatic Black Honeycomb Dial with pink gold batons C.344, measures 27.6mm across. suits...

Vintage Omega Seamaster 600 Dial for cal 613Auth. Vintage Omega Seamaster 600 military style dial for cal 613. Measures 27.5mm across.A watchmakers estate find!_gsrx_vers_1480 (GS 9.1.1 (1480))