Movement: Automatic movement Laco 330 Basic movement Sellita 330-2 Case: Dark sandblasted stainless steel case with magnetic field protection, ø 43 mm, strap lug 20 mm, waterproof up to 20 ATM, double domed sapphire crystal with anti-refelective coating on both sides, dark sandblasted stainless steel screwed base with aircraft relief, internal rotatable bezel, two protected and screwed crowns Dial: Grey, Arab numerals and indices with Superluminova C3 luminous coating, white minute scale Strap: Black, water-resistant leather strap, stainless steel buckle, lug width 20 mm, Includes second wristband in grey/orange nylon Diameter: 43,0 mm Height: 12,50 mm Lug width: 20,0 mm Lug to lug: 50,0 mm Waterproof: up to 20 ATM Weight: 100 g Arm circumference: 18,0-22,5 cm