This dial is Singer's prototype, a piano dial.What sort of dial is this?
Wow, saw this one and now I need it:This dial is Singer's prototype, a piano dial.
The Story about Rolex Prototypes of Dial Maker SINGER.... - Rolex Passion Report
Preserving the stunning and sometime mind blowing designs for a next generation of vintage watch lovers, the prototype SINGER dials for Rolex design studies have come out to the public..rolexpassionreport.com