Top notes: Leather, Calabrian bergamot and Black Currant Heart Notes: Violet, Orris Root, Caramel and Singapore Patchouli Base Notes: Cedar, Musk and Madagascar Vanilla. Description: XERJOFF'S AQUA REGIA, a unisex fragrance from the K by XERJOFF collection, is a woody perfume that evokes nobility and alchemical magic. It's inspired by the splendor of gold and the strength of platinum, creating a captivating and majestic aura.