One of my favorite comics as a kid.
Love the large tuning and control knobs. They're like digital crowns.
PS. Didn't Tracy's watch have a long antenna that was taped up his arm ?
PPS. Looked it up: Tracy got his Two-Way Radio watch in 1946, and then the TV version in 1964.
Similar to the way the Star Trek communicator inspired flip-phones decades later, the Tracy watch inspired concepts such as this 1953 Sylvania radio transmitter watch: