A kilogram of jasmine oil can cost $5,000. But to get that small amount of oil, harvesters need to handpick over 5,000 jasmine buds. Once the flower blooms, producers in India quickly process it into one of the priciest absolute oils in the world. Today, jasmine oil is an integral ingredient in many luxury perfumes, including Dior's J'Adore, Guerlain's Shalimar, and Chanel No. 5. So, what does jasmine oil smell like? And why is it so expensive?