Sydney Grace Sumptuous Serendipity is a warm plum with a metallic finish that is permanent in palette and retails for $6.25. In comparison, Pat McGrath Rose Quartz 005 is a warm plum with a sparkle finish that is limited edition and retails for $25.00.
Pat McGrath Rose Quartz 005 is 80% similar — it is more shimmery, lighter, warmer.