Noah Schnapp wears a Qbert Nelsonic Game Watch in the third season of Stranger Things (2019).
Stranger Things
Watches worn by celebrities in Stranger Things.

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It looks like Finn Wolfhard wears a Casio CA53W-1 Calculator watch in Season 3 of the Netflix series Stranger Things. |
Gaten Matarazzo wears a Casio F-91W watch in the Netflix series Stranger Things. |
Sadie Sink, as Maxine "Max" Mayfield, wears a Swatch Yellow Racer in the second and third season of Stranger Things. |