Ring gauge: 30. Ring Gauge (Ø mm): 11,91. Length (mm): 100. Strength: LIGHT. Format: ENTREACTOS. Hoyo de Monterrey owes its origin to the town of San Juan y Martinez, which lies at the heart of the Vuelta Abajo tobacco zone. Here the Hoyo de Monterrey plantation, one of the great Vegas de Primera, can be reached through a gate on the town’s main square inscribed ‘Hoyo de Monterrey’. José Gener. 1860’.