OMEGA, SPEEDMASTER 'DON', REF. ST 145.012 CIRCA: 1968
CASE MATERIAL: Stainless steel
CASE DIAMETER: 42mm
DIAL: Black
MOVEMENT: Manual
FUNCTIONS: Chronograph
CALIBER: 321
BOX: No
PAPERS: No
ACCESSORIES: OMEGA Extract from the Archives confirming manufacture date of August 16, 1968 for the USA