Omega Speedmaster 145.022-69 ST

OMEGA Speedmaster Professional Moonwatch 145.022-69 ST - Straight Writing

Up for sale is my 1972 Omega Speedmaster Professional, reference ST 145.022-69, straight writing version. Reference confirmed via caseback engraving; production year confirmed via serial starting with 316. Specs: Reference: ST 145.022-69 Movement: Cal. 861, manual wind Case: 42mm stainless steel, asymmetric case with integrated crown guard Crystal: Hesalite Bezel: Aluminum tachymeter Dial: Black, three-register - 30-min at 3, 12-hr at 6, running seconds at 9. straight writing caseback consistent with early 1970s production) Notes: The -69 suffix indicates the case configuration introduced in 1969. This reference was contemporaneous with the Apollo program: the Cal. 861 is the movement that flew on Apollo 11.