I'm sure the OP can make their own judgement about the dial color and case material. IMO it's important to point out the technical tour de force of the instant jumping calendar indications. Synchronizing these indications (especially since they're displayed by various different styles of display) is
...the extent to which each additional wheel decreases efficiency. Perhaps a moderator could ask? That said, I got half of what I asked for in my post from May 23, 2018 when I asked for a "new manually wound caliber with overcoil, that can fill a 38mm case." Best, Brandon