EXTREMELY RARE CENTRAL ASIATIC CARNELIAN STAMP SEAL WITH GEOMETRIC MOTIF. Ca. 1st millennium BC. A carnelian stamp seal of rectangular form with rounded corners. One face is engraved with a geometric scheme of framing lines around a central square, the surrounding fields filled with oblique lines. The reverse shows an all-over diagonal cross-hatch. Size: 22mm x 23mm; Weight: 8.41g Provenance: Private UK collection; From an old British collection formed in the 1980s.