The watch will be available in three colors — silver with a blue / gray band, smoke gray with a charcoal band, and burnt orange with a slate blue band. (slashgear.com)
You will see a dark transparent window with a thin blue band at the bottom, as well as suggestions for things that you can ask. (tomsguide.com)
The red and blue bands indicate the hot and cold edges of such habitable zone. (keckobservatory.org)