Following a path through the olfactory universe of hesperidia led me into a vast world, dotted with surprises, with citrus fruits. Finger lime, Buddha's hand fruit, Eureka lemon... So many unusual varieties of citrus appealed to me, but it was the smoky and distinguished black lime that finally stood out as the key note. - Christine Nagel. Eau de citron noir offers a unique and paradoxical imprint, a surprisingly persistent freshness which rises to the challenge of tenacity: it is the midday-to-midnight Cologne!