August 16, 2026Published by on August 16, 2026Categories Tissot Gentleman Powermatic 80 Silicum 40 MM Automatic Watch T127.407.11.051.00The Tissot Gentleman Powermatic Open Heart is an elegant watch, featuring a new and contemporary open heart design. Energy: Automatic. Power Reserve: power reserve up to 80 hours. Warranty: 2 Years of Warranty.