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