What's making you hesitate, specifically, between the two? Do you like moonphases? Which design "speaks" to you more? Perhaps if you give us some more comments, we can help with more informed suggestions!
I am not in the U.S to actually feel/look at the pcs and there is a concern on if I can read the hour dial on the Calendrier easily. The Octa Lune wouldn't be a problem. e.g. Working on my laptop I need to wear magnifiers to read the screen without having...
If readability of the dial is a main consideration then the Octa Lune Automatique will certainly be easier to read with its central hands. Also, the Octa Lune Automatique has the new calibre (1300-3) that greatly improves the winding system. The advantage...