Water Resistance:200 bar Clasp:Three-fold clasp with push button release LumiBrite:Lumibrite on hands and indexs 1959 Sports Watch Reinterpretation. Designed for those who treat life as the ultimate adventure, the Seiko Prospex line meets every challenge with technological excellence and style. Part of a rich legacy of innovation in high-intensity timekeeping, Prospex continues to celebrate over 60 years of sports watch excellence with recreations and reinterpretations of landmark achievements. A modern reimagining of Seiko's first sport watch, introduced in 1959, this distinctive timepiece joins a highly successful line launched in 2019. Styled to fit contemporary tastes while evoking a vintage feel, this versatile watch features a rotating inner compass bezel framing a gradated green dial with magnified date calendar and LumiBrite hands and markers, as well as an anti-reflective sapphire crystal. The 24-jewel automatic movement beats at a frequency of 21,600 vibrations per hour, with a power reserve of approximately 70 hours, and can be wound manually or automatically. Crafted of stainless steel, with gold finish, screwdown crown, see-through caseback, brown leather strap and tri-fold push button release clasp. 20 bar, 200M Water Resistant Thickness: 13.2㎜ Diameter: 39.5㎜ Length: 46.4㎜ Crystal Coating:Anti-reflective coating on inner surface Case Size Other Specifications Other Details Band Material:Calfskin CONTACT OUR SALES TEAM (905) 458-5588 FOR INFORMATION REGARDING OUR PRICE MATCH GUARANTEE Accuracy:+25 to -15 seconds per day Case Material:Stainless steel Crystal:Sapphire with magnifier Other Features Caliber Number:6R35 Exterior Movement Type:Automatic with manual winding capacity