Too Faced Unicorn Tears is a cool lavender with a glitter finish that is discontinued and retails for $22.00. In comparison, Dior Diorstellaire (595) is a cool lavender with a pearl finish that is permanent and retails for $37.00.
Dior Diorstellaire (595) is 85% similar — it is less shimmery, lighter, less pigmented, warmer.