"Black badges" refers to symbols or signs of authority or expertise, often representing a higher level or special designation within a certain group or organization. Full definition
The lowest price model is Rolls - Royce Wraith Coupe and the most priced model of Rolls - Royce Wraith Black Badge priced at Rs. 7.07 Cr. (cardekho.com)
The Dawn Black Badge comes with revised suspension settings that are thought to comprise stiffer more reactive dampers, to reduce body roll for flatter cornering. (motoring.com.au)
Rolls - Royce is presenting two bespoke models at the 2016 Geneva Motor Show: the Rolls - Royce Ghost Black Badge edition and Rolls - Royce Wraith Black (indianautosblog.com)