L'Occitane en Provence Eau de Vetyver and Parfums de Marly Byerley compared side by side: accords, longevity, sillage and value, so you can pick with confidence.
Eau de Vetyver and Byerley are very similar; both have Bergamot, Guaiac Wood and Vetiver. Eau de Vetyver leans more fresh spicy, while Byerley leans warm spicy. Byerley is more of an evening scent.