MLPhoto Collection / Serial #4C105184 Hamilton Grade 4992B Serial #4C105184 Movement Image Dial Image Case Image Manufacturer Hamilton Grade 4992B Serial Number 4C105184 Size 16s Model 5 Jewel Count 22 Setting Pendant Finish Nickel Case Material Base Metal Case Manufacturer Keystone Watch Case Co. Case Serial # K363454 Case Details Good Condition with some wear on the outside. Dial Material Enamel Dial Style Arabic Dial Signing Name Hamilton