I think this unified sizing is actually the most significant aspect of the Aluminium. 40mm is a unisex sweet spot that isn’t too large or too small for many wrists, and you can choose the
link model purely by the function and/or the color you want. For example, you could purchase two models with different complications and share both
link with your partner.
link Surprisingly, this “feature” isn’t too common if you look at the current offerings from other brands.