Coat of arms of Joachim Murat, grand cross with collar of the order of Légion d'Honneur, Marshall of France, Grand admiral of the Empire, as grand-duke of Cleves and Berg. Sources: 
Thaler issued during his reign.
British museum portraitBlazon : Berg impaled with Clèves, with the the anchor of the grand admiralship in augmentation, overall an inescutcheon of Napoleon.
This W3C-unspecified vector image was created with Adobe Illustrator.
original file by Jimmy44. Current version by Katepanomegas