Montblanc Timewalker Worldtime Hemispheres Northern Hemisphere, $6,000
Its in-house mechanical movement comes with an automatic winding mechanism and 42-hour power reserve. The dial displays 24 time zones of the northern hemisphere, as seen from the North Pole. Look out for a quirky detail: Its back case bears southernhemisphere place names. Stainless steel case and leather strap.