Natasha Denona Maroon (22M) is a warm plum with a frost finish that is permanent in palette and retails for $29.00. In comparison, Sleek MakeUP A Vow in Venice is a warm plum with a frost finish that is limited edition and retails for $9.99.
Sleek MakeUP A Vow in Venice is 95% similar — it is less shimmery.