Guerlain Air Kiss (304) is a warm plum with a pearl finish that is permanent and retails for $37.00. In comparison, Sephora + Pantone Universe Pure Marsala is a warm plum with a satin finish that is limited edition and retails for $18.00.
Sephora + Pantone Universe Pure Marsala is 90% similar — it is less shimmery, warmer.