YSL Nu Inattendu (157) is a warm copper with a luminous finish that is limited edition and retails for $38.00. In comparison, YSL Ready to Seduce (102) is a warm copper with a luminous finish that is limited edition and retails for $38.00.
YSL Ready to Seduce (102) is 90% similar — it is more shimmery, lighter, brighter, warmer.