NARS Bayadere #2 is a warm copper with a pearl finish that is permanent in palette and retails for $19.00. In comparison, Natasha Denona Patty (401M) is a warm copper with a frost finish that is permanent in palette and retails for $29.00.
Natasha Denona Patty (401M) is 95% similar — it is less shimmery, warmer.