Ring gauge: 42. Ring Gauge (Ø mm): 16,67. Length (mm): 129. Strength: MEDIUM. Format: MAREVAS. Cohiba is the flagship brand of Habanos. It was created in 1966 for President Fidel Castro himself and was made at the then top-secret, but now world-famous El Laguito factory. At first, it was only seen outside Cuba as gifts for heads of state and visiting diplomats.