Byron
Siglo XXI Reserva 4 Años
Medium-Full · Ecuador Habano wrapper · Costa Rica
At a glance
Byron Siglo XXI Reserva 4 Años is listed as a medium-full cigar from Costa Rica with a Ecuador Habano wrapper. Catalog notes most often center on Espresso, Dark Chocolate, Cedar.
Catalog summary
An ultra-premium cigar created by Nelson Alfonso of Selected Tobacco. The Siglo XXI line is aged for a minimum of 4 years post-roll, yielding an incredibly smooth, complex, and refined profile with deep richness.
AI-normalized catalog text; verify product specifications with the manufacturer.
Flavor profile
Character
Catalog pairing suggestion
Aged Cognac or a double espresso
AI-suggested catalog text, not an observed community pattern or expert-tested result.
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How this profile is built
This shared profile reflects 1 catalog contribution. Cigar AI normalizes non-personal product details into one catalog record. Community smoke logs are shown separately as individual member experiences.
Publisher: Cigar AI. This is an informational catalog profile, not an independent review or purchase recommendation.
Catalog record updated July 3, 2026. Review the public methodology and flavor dataset. Report incorrect catalog data.
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