Which vintage Omega model surprised you the most after owning it

Before getting into vintage Omega watches, I expected certain models to stand out because of their reputation, but I've found that some of the most enjoyable watches are often the ones that receive less attention. Whether it's the comfort on the wrist, the dial details, the movement, or simply the overall character of the watch, some pieces end up being far more impressive in person than they appear in photos. For those who collect or appreciate vintage Omega watches, which model surprised you the most after spending time with it, and what made it exceed your expectations