In 2021, Omega updated the iconic Speedmaster Professional Moonwatch with the caliber 3861 movement. A very good reason to update our Speedmaster Buyers Guide as well!This guide dates all the way back to 2014, and since then, a lot happened. Not only did we have our own way with Omega and the two Speedmaster Speedy Tuesday watches (in 2017 and 2018), Omega also introduced a number of interesting Speedmaster watches to the collection. What about the Speedmaster Calibre 321 from 2020, or the new Moonwatch Master Chronometer models in gold? Time for us to update this Speedmaster Buyers Guide.In this Speedmaster Buyers Guide, we give you an overview of the most important references of the Speedm...