The Longines La Grande Classique de Longines L4.209.4.51.2 is a women's quartz watch featuring a 24mm stainless steel case and a black alligator leather strap. The black dial is adorned with silver-tone hands and Roman numeral hour markers. Powered by the Longines Caliber L209 quartz movement, it offers hour and minute functions. The watch is protected by a scratch-resistant sapphire crystal and is water-resistant up to 30 meters. Reference number: L4.209.4.51.2.