Guerlain Champs-Elysees is a cool fuchsia with a luminous finish that is discontinued and retails for $37.00. In comparison, Guerlain Gladys (78) is a cool fuchsia with a pearl finish that is discontinued and retails for $58.00.
Guerlain Gladys (78) is 90% similar — it is more shimmery, darker, more muted.