Nerval Eyeglasses by Lafont. Color: Black 100B,Blue 3203,Green 4062,Grey 2057B, Size: 47-21-145. If you are a fan of the charming and elegant Parisian style, the Lafont glasses are to your liking! By experimenting with shapes, materials and colors, the designers create eye-catching styles that will add an artistic look to any outfit. The frames feature delicate silhouettes and fascinating colorations to stand out from the rest. The process of manufacturing a pair of Lafont glasses takes 8 to 14 weeks and involves 120 to 220 successive operations, depending on the complexity of the frame. Most of these processes are manual, which makes Lafont eyewear a real work-of-art.