Here are three very different watches with a Two Hemisphere Moonphase Display , showing the phase of the moon as seen from both the northern and southern hemisphere . Best, Emmanuel A/ ARNOLD & SON HM Double Hemisphere Perpetual Moon, ref. 1GLAR.U03A.C122...
Let's meanwhile not forget the IWC Portuguese Perpetual Calendar - one of the first astronomically accurate double moonphase watches I encountered (and bought ;-D). ...
I have considered adding it as a fourth example to the thread, but as I already mentioned in my post about my visit to the IWC boutique in Florence, I ultimately decided to leave it aside. It looks great on you! Unfortunately, it's too big for my wrist. B...
Interesting to see how the same complication leads to such wildly different expressions. That’s the joy of mechanical watchmaking. Thanks for pulling this together.
Same complication but interpreted so differently. Whereas the world time complication is about east and west (longitude), this one is about north and south (latitude). Best, Emmanuel
There’s also a black PVD-coated variant of this Speedy. I agree with you concerning the A&S: this timepiece looks stunning, especially in rose gold. But there’s also a steel variant. ...
Takes it to the next level, though even bigger (44 mm), and about 16 mm tall, to boot. Probably hard for a lot of us to wear. (Extreme thickness has put me off of the A&S Globetrotter, also quite fetching, otherwise.)