Offered here is Omega Speedmaster Professional ST 145022 CRS manufactured in 1982 based on the serial number 45583660. Black T SWISS MADE T dial with long S and r in Speedmaster. Acrylic crystal. Nice case with a few minor scratches and 1 a bit more prominant at 9 o’clock side. Can be fixed with laser welding. Omega movement cal. 861 in good working condition. Omega bracelet should fit a 7.25 inch wrist.