• Dimension: Length: 2 1/4 in (5.6 cm)
• Estimate From: $600
• Estimate To: $800

Each of square section, one surmounted by an arched knob, the other surmounted with a rectangular knob and bearing inscriptions of date corresponding to year of 1154 and name of artisan, the seal faces with characters in seal script. Southern Song dynasty or later.