Natasha Denona Snow Cone (362M) is a cool silver with a metallic finish that is limited edition and retails for $29.00. In comparison, Clionadh Seer is a cool duochrome with a metallic finish that is permanent and retails for $12.50.
Clionadh Seer is 80% similar — it is more shimmery, lighter, brighter, warmer.