Tin ring with oval setting, in which green stone, ring ornament clothing accessory clothing soil find tin natural stone stone semi-precious stone metal, d 0.1 cast pewter ring Small green stone in the setting. Zetting consists of four bent lips on diamond-shaped surface decorated with dots or spheres. Gouging seams horizontally and continuously behind the front along archeology Rotterdam rail tunnel wear adorn prosperity status Soil discovery: railway tunnel 1988-1993.