Pat McGrath Skinshow Rose Opal is a warm duochrome with a pearl finish that is limited edition and retails for $25.00. In comparison, Chanel Au Fil de L'Eau #1 is a cool duochrome with a metallic finish that is limited edition and.
Chanel Au Fil de L'Eau #1 is 80% similar — it is more shimmery, lighter, cooler.