Vintage Black Wall Clock from Metamec, 1970s For Sale at 1stDibs
Ronell Clock: Convex Glass - Ronell Clock Co.
Dial clock with a convex dial and glass
Clock Glass
Amazon.com: Westclox 9.5 inch Square Retro Wall Clock - Chrome Trim - Convex Dome Glass Lens - Easy to Read - Battery Operated Clock for Kitchen, Garage or Office (Red) : Home & Kitchen