Circa early 1940s "Turtle DeLuxe", a private label model for Zell Brothers Jewelers....manufactured by Movado.
Funny, what a coincidence, K!… I just slid mine on as well since the incoming rain scared off the Memovox
Doing house chores today wearing my beater Bulova since apparently work from home means you do laundry, dishes, walk the doggie and other stuff