Dkny DK5068 Eyeglasses 400 Blue Crystal 52mm delivers real-world value. Here’s a closer look: Dkny DK5068 Eyeglasses 400 Blue Crystal 52mm Explore specs and images: Dkny DK5068 Eyeglasses 400 Blue Crystal 52mm. To get 10% discount use the coupon code VSC10.