of square form, surmounted by a recumbent lion with its head turned to its right and resting on its front paws, the restful beast depicted with a pronounced snout picked out with ruyi nostrils, its muscular body centred with a subtle crenulated spinal column terminating in a bushy tail detailed with a scrolling motif, the seal face carved with a four-character inscription, the stone of an attractive warm variegated brownish-orange colour