Review the Omega Speedmaster Moonwatch Calibre 321 Steel Replica Let's be blunt: the Omega Speedmaster Moonwatch Calibre 321 Steel replica is the ultimate Speedmaster, it has it all, whether it's design, accuracy, level of detail, overall execution, historical significance, or its absolutely fantastic movement. When it was officially released, we knew that Omega had created a true chart-topper and that this watch was destined for success. Omega Speedmaster Caliber 321 Platinum replica During the first Speedy Tuesday event of 2019, the reveal of the new caliber 321 took place. The Omega Speedmaster replica enthusiasts were the first to see the news, even before the press received the information (the way it should be done). One of the biggest questions was in which Speedmaster watch the caliber 321 would be used. Omega was silent about it but did mention it would be first available in a watch made of precious metal. A few months later, on July 21st, the Speedmaster Cal 321 i