Similarity is based on note and accord overlap, not molecular analysis.
Differences come from accords and community votes on longevity and sillage.
The main accords of Gentleman Society Eau de Parfum Ambree are woody and tobacco. It opens with Nutmeg and Clary Sage, reveals Orris and Narcissus at its heart, and dries down to Tobacco and Peru Balsam. It lasts long and projects moderately; people reach for it in autumn and winter, mostly in the evening.
How a perfume unfolds →