Ball Roadmaster Marine GMT DG3030B-S2C-BK collection_sport and is presented on a

and is presented on a black leather strap

enabling a clear view of the OMEGA Co-Axial Master Chronometer Calibre 8912

Clasp: Stainless steel folding clasp

Its silicon balance spring is immune to the effects of omnipresent magnetic fields that can impact the rate precision of ordinary mechanical watches

including the tuning fork shaped quartz oscillator

Ball Roadmaster Marine GMT DG3030B-S2C-BK collection_sport and is presented on aNamed for those who are in charge of guiding railroad infrastructure, the Roadmaster series is a diverse collection of timepieces that combines unique materials, robust resistance technology and distinct designs. No matter the design or utility, every Roadmaster is a tool watch united by our signature micro gas tube luminosity. SPECIFICATIONS: Movement Automatic caliber BALL RR1203 C Chronometer certified COSC Functions 28 micro gas tubes on hour,