Looks similar to a double wheel scapement. We see on pic 1, there's two scapement wheels (2) with their own bridges (4 and 6). The anchor with his bridge (6) and on the second pic (1). Also we see how that if the crown is at 3 o clock then at 6 o clock it's the seconds wheel (1). The desing suggests
Hi: I'm selling this 1976 Bulova Accutron working flawlessly, very precise. Dial is clean, plexiglass has some scratches and dings, you can make them disappear with Polywatch. Price is 400 $ all expenses and shipping included. Payment via paypal or bank transfer. Thanks for reading.