Seiko Criteria x Analog ft. Chronograph (Limited Edition of 1,300 Pieces) Men Casual Round 100m Water Resistant Watch SNDH21P1 SNDH21 SNDH-21 SNDH-21P1 Discover a limited edition watch with a quartz movement, boasting a three-year battery life and an accuracy of +/-15 seconds per month. It features a durable sapphire crystal, stainless steel case, and a comfortable nato band, along with 100m water resistance. The watch includes a chronograph function, date display, and luminous hands for easy readability, with only 1,300 pieces available, each with a unique serial number. Caliber Number / Movement 7T92 (quartz) Battery Life / Accuracy Approximately 3 years (+/-15 seconds per month) Crystal Sapphire crystal Luminous LumiBrite on hands and indexes Case / Band Material Stainless steel case with fabric (nylon) band Water Resistance 100m / 10 bar Case Size Thickness: 10.3 mm Diameter: 45.2 mm Length: 52.4 mm Lug width: 22.0 mm Other Specifications Seiko Criteria x Analog ft. Chronograph (Limited Edition of 1,300 Pieces) LIMITED EDITION on the case back Serial number engraved on the case back Screw case back Date display Chronograph up to 12 hours in 1/20-second increment Equipped with small second hand Regular timekeeping (analog display)