In 1994, CK One was launched. The creators of this scent are Alberto Morillas and Harry Fremont.
 
The top notes include: Lemon, Green Notes, Bergamot, Pineapple, Mandarin Orange, Cardamom and Papaya;
The middle notes include: Lily-of-the-Valley, Jasmine, Violet, Nutmeg, Rose, Orris Root and Freesia;
The base notes include: Green Accord, Musk, Cedar, Sandalwood, Oakmoss, Green Tea and Amber.
 
CK One by Calvin Klein is a Citrus Aromatic fragrance for Men.