NARS Rio de la Plata is a warm gold with a sparkle finish that is permanent and retails for $22.00. In comparison, NARS L'Amour, Toujours L'Amour #5 is a warm gold with a metallic finish that is discontinued and retails for $25.00.
NARS L'Amour, Toujours L'Amour #5 is 90% similar — it is lighter.