Product Details

⏱️ TIMEGRAPHER RESULTS • Average rate: -16 sec/day • Average amplitude: 232.25° • Tested in multiple positions 📦 COMES WITH • eBay Authentication card • Certificate de Haute Précision with envelope • OG bracelet This is an honest vintage piece — inspected, tested, and disclosed exactly as it sits. The crystal isn't perfect, but the watch is running, the chronograph works properly, and the calendar is currently functioning as it should. The collector-dubbed Omega Speedmaster "Mark 4.5" (Reference ST 176.0012, often called the Mark IV ½) was released around 1974. It features a 42mm stainless steel case, an automatic Lemania-based Caliber 1045 movement, a black dial with day-date at 3 o'clock, and a mineral glass crystal everything runs and functions and changes as it should I have been wearing this watch since I got it and it's an absolute dream of a watch