ColourPop Nocturne is a warm red with a metallic finish that is limited edition and retails for $4.50. In comparison, Natasha Denona Claret (274M) is a warm red with a metallic finish that is limited edition and retails for $29.00.
Natasha Denona Claret (274M) is 85% similar — it is less shimmery, darker, warmer.