Seventy One Watch, 36 mm stainless steel case, quartz movement, mineral glass, 100 m water resistance, 20 mm hydrophobic Perlon woven watch strap Diversifying its collection of classic timepieces for today's upcoming man about town, March L.A.B has created this active and refined Seventy One watch. Constructed with materials that offer an essential duality between fashion and function, this stainless steel analogue watch has been designed with an interchangeable woven watch strap that is ideally suited for the guy with one foot in tomorrow March L.A.B is an ethical and socially conscious brand that donates 1% of all its profits to a cause close to the hearts of the brand founders - the suicide prevention association. .