Drive system Mechanical Caliber F6N47 Precision day difference +25 seconds to -15 seconds Drive time 50 hours or more Case material Stainless steel (SUS316L) Glass material (table) Sapphire crystal (AR coating) Glass material (back)- With Luminous Light Band material Stainless steel (SUS316L) Band width 22mm Nakadome push double lock tri-fold type Weight 205g Vertical diameter 51.1mm Horizontal diameter 43.6mm Thickness 14.0mm Waterproof 200m Waterproof for air diving (ISO standard compliant) Magnetic resistance type 1 Other features Power reserve display function, with second hand stop device, 22 jewels, rotating bezel (reverse rotation prevention structure), with replacement band 2 years warranty Type Men Release date March 2020