Case Material-Carbon reinforced polymer injection molded case. Case Diameter-43 mm. Bezel-Unidirectional polymer ratcheting bezel. Caseback-Black PVD plated stainless steel case back secured with stainless steel screws. Crystal-tempered scratch resistant mineral crystal. Crown-Double gasket push in crown. Water Resistance-200M. Movement-Jeweled Swiss quartz movement. Battery Life (months)-45. End of Life (EOL)-N. Strap-PU strap. Lug Width-22 mm.