Comparing the two fragrances…

Byredo

Floris
Seven Veils
Sirena
Only in Seven Veils
Shared character
Both Seven Veils and Sirena belong to the floral fragrance family and share a profile characterized by floral, fresh, sweet, and musky accords. They both feature notes of rose, bergamot, sandalwood, pink pepper, and oleander.
How they differ
Seven Veils is defined by woody, gourmand, spicy, powdery, and oriental accords, utilizing notes such as heliotrope, vanilla, orchid, incense, pimento, carrot, wisteria, and allspice. In contrast, Sirena features fruity, aquatic, aromatic, and marine accords, incorporating notes of jasmine, musk, sea water, peony, patchouli, marine notes, and various berries.
Who each suits
Seven Veils suits those who prefer spicy, powdery, and vanilla-driven oriental profiles. Sirena suits those who prefer aquatic, marine, and fruity aromatic profiles.
More Seven Veils comparisons
More Sirena comparisons
Only in Sirena