Ball DM2218B-SCJ-BK Engineer Hyrdocarbon Chronometer Original 43mm Black

Caliber: 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

Anti-shock system: Amortiser® patented 

Crystal: Anti-reflective convex sapphire crystal

Crown: Patented crown protection system

Band: Tapered stainless steel bracelet with patented folding buckle & extension system or rubber strap with standard buckle

Dial: Black

Functions

• 30 micro gas tubes on hour, minute, second hands
• Dial and bezel for night reading capability
• Hours, minutes, sweep seconds, day and date