Seiko Prospex x Automatic ft. Alpinist aka GMT aka Hornbills (Limited Edition of 500 Pieces) Men Formal Round 200m Water Resistant Watch SPB493J1 SPB493 SPB-493 SPB-493J1 Seiko unveils a new GMT model in its Alpinist collection, inspired by the vibrant hornbill from Southeast Asia. The Land Alpinist features the 6R54 caliber, unique dial textures, and a black bezel. The SPB493J model showcases a striking black and deep green color scheme with gold-colored lume on the hands and markers, celebrating the hornbill's majesty and hinting at future creative variations in the series. Caliber Number / Movement 6R54 (automatic with manual winding capacity) Power Reserve / Accuracy Approximately 72 hours (+25 to -15 seconds per day) Crystal Sapphire crystal (curved, anti-reflective coating) Luminous LumiBrite on hands and indexes Case / Band Material Stainless steel (super hard coating) case with stainless steel band (three-fold clasp with push-button release) Water Resistance 200m / 20 bar Case Size Thickness: 13.6 mm Diameter: 39.5 mm Length: 46.4 mm Lug width: 20.0 mm Other Specifications Seiko Prospex x Automatic ft. Alpinist aka GMT aka Hornbills (Limited Edition of 500 Pieces) Made in Japan Additional leather (calfskin) band inclusive LIMITED EDITION on the case back Serial number engraved on the case back Magnetic resistance (4,800 A/m) Rotating compass inner ring See-through case back Screw-down crown Screw case back 24 jewels Date and 24-hour (GMT dual time) display Stop second hand function (hacking mechanism) Regular timekeeping (analog display)