Christian Louboutin Beaute Scarabee II is a cool duochrome with a pearl finish that is limited edition and retails for $50.00. In comparison, Chanel Bel-Argus (667) is a cool blue with a metallic finish that is limited edition and retails for $28.00.
Chanel Bel-Argus (667) is 80% similar — it is more shimmery, lighter, brighter.