Oud Robert Piguet Perfume by Robert Piguet, Oud is a rare resin released by a tree that has rare haunting beauty. Many historic legends and stories eminate from this material. Launched in 2012 as part of the nouvelle collection, it has top notes of saffron, middle notes of balsam fir, styrax and myrrh, and base notes of agarwood (oud), patchouli and guaiac wood.