Parmigiani

Parmigiani has released a new steel version of their Toric Hemispheres Retrograde with a lovely guilloché blue dial. Classic proportions of the 42.8 mm case are retained with the case knurling and the guilloché dial still done by hand. The very fair sized...  

Courtesy : Internet pic from monochrome watches pic from Parmigiani website ...  

Maby just a tad too big for that (dressy) kind of watch.

But the movement apparatus too small

Patek Caliber 240 which does duty in most of their perpetual calendars including the sky-moon tourbillon is a petite ø 27.50mm. Caliber 324 doing duty in Patek aannual calendars is ø 27mm Cheers