Ball Engineer III Bronze NM2186C-L3J-BK

– 50 micro gas tubes on hour, minute hands and twelve Arabic numbers for night reading capability
– Super LumiNova on second hand and indexes
– Shock resistance: 5,000Gs
– Antimagnetic: 80,000A/m
– SpringLOCK® patented anti-shock system
– Anti-reflective sapphire crystal
– Screwed-in crown
– Mu-metal shield
– Brown calf leather strap with stainless steel standard buckle