The Longines Mens Dolcevita 37mm Blue Dial L5.512.4.90.2 watch combines a 37mm rectangular shaped stainless steel case and blue leather strap with a traditional buckle. It has a blue analogue dial with luminescent hands which is protected beneath scratch resistant sapphire crystal glass which has anti reflective coating. Power is generated by the automatic movement. This model also has a water resistance of up to 30 metres.