Revlon Icy Violet is a warm plum with a metallic finish that is limited edition and retails for $8.49. In comparison, Dolce and Gabbana Ametista is a cool lavender with a metallic finish that is limited edition and retails for $33.00.
Dolce and Gabbana Ametista is 85% similar — it is lighter, less pigmented, cooler.