The Longines La Grande Classique de Longines L4.866.4.11.6 is a quartz watch featuring a 38 mm stainless steel case with a slim profile of 5.4 mm thickness. It has a white dial adorned with black Roman numeral hour markers and black stick hands. The watch is protected by a scratch-resistant sapphire crystal and offers water resistance up to 3 bar (30 meters). It is powered by the Longines Caliber L420 quartz movement. The stainless steel bracelet includes a triple safety folding clasp with a push-piece opening mechanism. Reference number: L4.866.4.11.6.