Calvin Klein Eyeglasses. Series number: CK19312. Color code: 201. Shape: Rectangular. Lens Width: 55 mm. Lens Bridge: 19 mm. Arm Length: 145 mm. Frame Material: Metal. Frame Color: Matte Dark Brown. Lenses Type: Demo. Rim Style: Full-Rim. UPC/EAN code: 883901119251. Calvin Klein Demo Rectangular Mens Eyeglasses CK19312 201 55.