Calvin Klein CK One is a citrus aromatic unisex fragrance launched in 1994. Top notes of CK One are pineapple, green notes, mandarin orange, papaya, bergamot, cardamom and lemon. Mmiddle notes are nutmeg, violet, orris root, jasmine, lily-of-the-valley and rose. Base notes are sandalwood, amber, musk, cedar and oakmoss