YSL Le Orange (13) is a warm orange with a natural finish that is permanent in palette 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 85% similar — it is less shimmery, darker, less pigmented, cooler.