Excellently tested & uniquely certified. The Laco din 8330 pilot watches. Best quality - without a doubt! Made in Germany Movement: Automatic movement Laco 330, base: Sellita SW330, quality level Top, 25 jewels, hour, minute and central second hand, 24-hour hand, date display at 4 o'clock, stop-seconds function, power reserve: 50 hours CASE: Stainless steel (904L) dark sandblasted with magnetic field protection, ø 43.5 mm, strap lug 20 mm, height approx. 13.6 mm, water-resistant to 20 atm, flat sapphire crystal with anti-reflective coating on both sides, "din 8330" marking on the side, stainless steel screw-in back with aircraft relief, bidirectional rotating bezel with ceramic inlay (coated with Superluminova C1), screw-down and protected crown Dial: Matt black, made of soft iron, Arabic numerals and indices coated with Superluminova C1 and dark orange luminous material hands: Hour and minute with white frame, additional inlay with Superluminova C1 luminous material, second hand coated with Superluminova C1 luminous material, tip of the gmt hand coated with Superluminova Dark Orange luminous material bracelet: Black, water-repellent Nytech strap, dark-sandblasted stainless steel clasp, screw-in lugs, lug width 20 mm case: Silver aluminum box including "din 8330" key ring diameter: 43.5 mm HEIGHT: 13.6 mm band width: 20.0 mm strap lug to strap lug 49.8 mm water resistance: up to 20 atm weight: 102.0 g (including strap) arm circumference: 18.5 - 23.5 cm