Natasha Denona Orium (251DC) is a warm gold with a metallic finish that is limited edition and retails for $29.00. In comparison, Natasha Denona Grin (365M) is a warm gold with a metallic finish that is limited edition and retails for $29.00.
Natasha Denona Grin (365M) is 80% similar — it is cooler.
