This is a Nixie Tube clock. The bulbs are from the early 1980s. : r/mildlyinteresting
Dashboard Clock Bulb 503352, 2W BA7S 281, For Land Rover Defender 90 And 110, And Range Rover Classic (See Fitment Years) (Part #503352) - Land Rover light bulbs from Atlantic British
Premium Photo | Light bulbs with clock alarm.
Clock, Edison light bulbs, Light bulb
Infiniti G35 Coupe Sedan Clock Light Bulb New OEM | eBay
Blub clock
Need help replacing bulb in 1970s clock! (See image text) : r/CocaColaCollectors
Nixie Tube Clock with 4x IN-8-2 Tubes Light Bulb Clock from Travelers | Nixie tube, Clock, Light bulb
The clock bulbs in The time-travelers / Travelers | Spotern
Nixie Tube Clock - How it works - YouTube
Clock inside bulb time creativity Royalty Free Vector Image
Tindie Blog | Bluetooth Nixie Tube Clock with Dimmable Edison Bulb