Seiko General x Analog ft. Chronograph aka Motorsports Men Formal Round 100m Water Resistant Watch SSB427P1 SSB427 SSB-427 SSB-427P1 Discover the Seiko Essentials chronograph watch, inspired by motor sports with a striking dial and complementary subdials resembling a racecar instrument panel . Features a precise 8T63 quartz movement, 100m water resistance, tachymeter bezel, and stainless steel bracelet. Perfect for precision timing and everyday wear. Caliber Number / Movement 8T63 (quartz) Battery Life / Accuracy Approximately 3 years (+/-15 seconds per month) Crystal Hardlex crystal Luminous Nil Case / Band Material Stainless steel case with stainless steel band (three-fold clasp with push-button release) Water Resistance 100m / 10 bar Case Size Thickness: 12.1 mm Diameter: 41.5 mm Length: 46.5 mm Lug width: 22.0 mm Other Specifications Seiko General x Analog ft. Chronograph aka Motorsports Magnetic resistance (4,800 A/m) Screw case back Date and 24-hour display Chronograph up to 60 minutes in 1/5-second increment Equipped with small second hand Regular timekeeping (analog display)