Chanel Lame Acier (37) is a cool pewter with a metallic finish that is limited edition and retails for $36.00. In comparison, Natasha Denona Stripped (337M) is a warm taupe with a metallic finish that is permanent in palette and retails for $29.00.
Natasha Denona Stripped (337M) is 85% similar — it is more shimmery, lighter, warmer.