Ball Engineer III Endurance 1917 GMT Automatic Watch, 41mm, GM9100C-S2C-IBER 250-500 1 Reference 7690-1 Movement Quartz

1 Reference 7690-1 Movement Quartz Caliber Ronda 5020

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Ball Engineer III Endurance 1917 GMT Automatic Watch, 41mm, GM9100C-S2C-IBER 250-500 1 Reference 7690-1 Movement QuartzBrand Ball Line Engineer III Reference GM9100C S2C IBER Movement Automatic Caliber Ball RRM7337 C Case Material 904L Stainless steel Case Material Mu metal Shock resistance Amortiser Patented Anti Shock System Antimagnetic 80,000 A m Crystal Anti reflective Sapphire Dial color Blue Number of gas tubes 39 Micro gas tubes Lume components Hands, indices and bezel Diameter 41 mm Case height 13. 15 mm. Weight without band 180 gr. Calendar type Day