Zhao Zhiqian ( 1829 - 1884 ) was a Chinese calligrapher, seal carver, and painter. Zhao Zhiqian s works have been put up for auction numerous times, with realized prices greatly surpassing estimated prices, varying from 7050 USD for Peonies and Rock in 2004 to a remarkable record 494000.89 USD for WISTERIA in 2013 , based on the size and medium of the artwork.