WardL's link goes to a 52mm like the one I ordered from Nisonger PN 2-CA1100-09. But if you click on the
Classics Electric Clock link at the bottom of that page it takes you here
Smiths Classic Gauges and at the bottom of that page it looks like they have what you are looking for.
Classic Electric Analog Clock
60mm $165.00
Includes remote reset switch assembly. Black bezel.
Part Number: CTE3107-01HR