Seiko Presage x Automatic ft. Classic Series aka Edo Silk Men Formal Round 100m Water Resistant Watch SPB521J1 SPB521 SPB-521 SPB-521J1 Discover the Seiko Presage Classic Series SPB521, a 36mm automatic watch inspired by Japan's Edo period. Featuring a pale Aijiro indigo silk-textured dial with a subtle radial pattern that captures and reflects light for a heightened sense of depth. Housed in a 36mm stainless steel case with a super-hard coating and topped with a dual-curved sapphire crystal. Caliber Number / Movement 6R51 (automatic with manual winding capacity) Power Reserve / Accuracy Approximately 72 hours (+25 to -15 seconds per day) Crystal Sapphire crystal (dual-curved, anti-reflective coating) Luminous Nil Case / Band Material Stainless steel (super hard coating) case with stainless steel band (deployment clasp with push-button release) Water Resistance 100m / 10 bar Case Size Thickness: 12.5 mm Diameter: 36.0 mm Length: 41.4 mm Lug width: 18.0 mm Other Specifications Seiko Presage x Automatic ft. Classic Series aka Edo Silk Made in Japan See-through case back Screw case back 24 jewels Stop second hand function (hacking mechanism) Regular timekeeping (analog display)
