Guerlain #688 is a warm plum with a natural finish that is permanent and retails for $33.00. In comparison, Obsessive Compulsive Cosmetics Shoegazer is a warm plum with a cream finish that is discontinued and retails for $17.00.
Obsessive Compulsive Cosmetics Shoegazer is 80% similar — it is less shimmery, darker, cooler.