Y/C Yashica contax mount SIGMA 28mm F2.8 F2,8 lens lente objektiv wide angle

Description: This lens is very good condition, no scratches or fungus or haze. Optically and mechanically sound. Diaphragm with no oil. Lens seems hardly used. 

Issues: may some some usage marks in body (optics nice) and it could show some inner dust as 99% of used lenses do.