Ball Engineer III Marvelight Bronze Star NM2186C-L4J-BK

– SpringLOCK® patented anti-shock system
– 15 micro gas tubes on hour, minute, second hands and dial for night reading capability
– Shock resistance: 5000 Gs
– Antimagnetic: 80000 A/m
– Anti-reflective Sapphire crystal
– Screwed-in crown
– Amortiser® patented anti-shock system
– Mu-metal shield
– Brown calf leather strap with bronze pin buckle