which also has a date. A real odd one out is UN's Moonstruck, a WT with sun and moon. What I've never seen is aan annual calendar, let alone a perpetual calendar, with worldtime. That would be something... only UN can pull off. They have the fully adjustable PC that also has a GMT hand. Replacing that GMT hand with a WT disk, that's the stuff of my dreams!
BTW I would go black for the Polaris