Cartier Sunglasses. Series number: CT0143S. Color code: 004. Size: 51. Shape: Square. Lens Width: 51 mm. Lens Bridge: 23 mm. Arm Length: 145 mm. 100% UV protection. Non-Polarized. Frame Material: Acetate. Frame Color: Grey Havana. Lenses Type: Grey Gradient. Cartier Grey Gradient Square Sunglasses CT0143S 004.