Why is my Apple Watch face green

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M1 Mac mini, macOS 13.0.1; Watch, series 7 GPS/cellular, watchOS 9; iPad Pro 2nd Gen, iPadOS 16.1.2; iPhone 12 Pro, iOS 16.1.2; TV 4th Gen, tvOS 16.1; HomePods, audioOS 15.5.1 and Airport Express w/ Airplay 2

Is it possible it is in Edit mode? This puts a green rectangle around the face. If that's it, then pushing in the crown and pushing again should return it to your normal face.