Siglo VI Cohiba — Cohiba Siglo VI Cohiba Siglo VI is a celebrated Robusto Extra (often called a "Cañonazo") introduced to the Siglo range in the early 2000s. It is Siglo VI Cohiba prized for its excellent construction, complex profile and memorable presence among Cuban cigars. :contentReference[oaicite:0]index=0 Measurements: approx. 150 mm