Ball DM2218B-SCJ-BK Engineer Hyrdocarbon Chronometer Original 43mm Black Hamilton Caliber: 4R36

Caliber: 4R36

dial for night

Crown protector

The black ion-plated case back and gold ion-plated buckle and band loop come together for an original look of remarkable radiance

Caliber Number: 3X22

Ball DM2218B-SCJ-BK Engineer Hyrdocarbon Chronometer Original 43mm Black Hamilton Caliber: 4R36Caliber: BALL RR1102 CSL Movement: Automatic Chronometer Certified: COSC Spring Lock: patented hairspring anti shock system Spring Seal: patented regulator anti shock system Shock Resistance: 7,500Gs Water Resistance: 200m 660ft Antimagnetic: 80,000A m Case Material: Stainless steel Case Diameter: 43mm Case Height: 14. 55mm Shield: Mu metal shield Bezel: Unidirectional rotating curved sapphire bezel with micro gas tubes for night reading capability