Marc Jacobs Beauty Topaz Flash is a warm taupe with a glitter finish that is permanent and retails for $28.00. In comparison, Natasha Denona Serenity (114DC) is a warm taupe with a metallic finish that is permanent in palette and retails for $29.00.
Natasha Denona Serenity (114DC) is 80% similar — it is less shimmery, lighter, cooler.
