CHINESE INCISED JADE & HARDSTONE 'DRAGON' SEAL

CHINESE SCHOOL (20TH CENTURY / REPUBLIC PERIOD OR LATER) CARVED PALE CELADON AND RUSSET JADE / HARDSTONE BEARS A FOUR-CHARACTER SEAL SCRIPT IMPRESSION AFTER THE QIANLONG IMPERIAL LEISURE SEAL: (ZHUI ZHUO QI ZHANG - "CARVED AND POLISHED IS ITS PATTERN"). A SUBSTANTIAL IMPERIAL-STYLE DOUBLE-HEADED DRAGON SEAL, THE SQUARED HARDSTONE PLINTH METICULOUSLY INCISED ALONG ALL FOUR SIDES WITH EXTENSIVE REGISTERS OF ARCHAIC TRIBUTE CALLIGRAPHY IN SEAL SCRIPT (ZHUANSHU), COMPRISING AN IMPERIAL COMMEMORATIVE POEM, TABULAR TITLE CARTOUCHES, AND AN INCISED IMPERIAL QIANLONG DEDICATION WITH SCRIPT SEALS.THE PLINTH IS SURMOUNTED BY A POWERFULLY WORKED CONFRONTED DRAGON (SHUANG LONG NIU) FINIAL PIERCED FOR SUSPENSION, DETAILED WITH FLOWING MANES, SCALES, AND FLARING SNOUTS. 3.75 IN HIGH, 4.125 X 4.125 IN