Not quite what you are looking for? Check out our Other Eyewear Listings! Model: Prima 50 100 Sparkling Crystals. Condition: Pre-Owned: Very hard to find Prima model with eye catching sparkling crystals in Excellent Condition, Frame is intact and well-balanced. All crystals are present. Color: Black with Rhinestones/Crystals. Material: Metal & Acetate. Lenses: These eyeglasses do not come with lenses, which is ideal to fit them with your own prescription or non-prescription lenses. To make lenses that are a perfect fit, your lab technician will use a tracer machine that traces the shape of the frame for the exact measurements. Jean Lafont Prima 50 100 Sparkling Crystals.