Longines Watch La Grande Classique de Longines Ladies L4.512.4.91.6. Launched in 1992, La Grande Classique de Longines has played a major role in forging the reputation of the winged hourglass brand. This range is a symbol of Longines’ classic elegance and timeless sophistication, and stands out thanks to its very slim profile and wide palette of versions. Designed for both women and men, this iconic collection can be seen on the wrists of all those who know how to appreciate true value.