Citizen General x Mechanical ft. Marine Men Casual Formal Round 100m Water Resistant Watch NJ0129-87X NJ0129 NJ-0129 Discover a timepiece that combines precision and style, featuring a 40-hour power reserve, luminous hands and indexes, and a 100m water-resistant stainless steel case. With a see-through back case and screw case back, this mechanical watch boasts 21 jewels and a date display, perfect for those who appreciate intricate craftsmanship and reliability. Caliber Number / Movement 8210 (automatic with manual winding capacity) Power Reserve / Accuracy Approximately 40 hours (+40 to -20 seconds per day) Crystal Mineral crystal Luminous Luminous on hands, indexes and bezel Case & Band Material Stainless steel case with metal band (three-fold clasp with push-button release) Water Resistance 100m / 10 bar Case Size Diameter: 43.0 mm Other Specifications Citizen General x Mechanical ft. Marine See-through back case Screw case back 21 jewels Date display Regular timekeeping (analog display)